Tree of Life Pages by Richard E. Young
Branch and Leaf Pages
- Abralia
- Abralia astrosticta
- Abralia heminuchalis
- Abralia omiae
- Abralia redfieldi
- Abralia siedleckyi
- Abralia trigonura
- Abraliopsis
- Abraliopsis felis
- Afrololigo mercatoris
- Alloteuthis
- Alloteuthis africanus
- Alloteuthis media
- Alloteuthis subulata
- Alluroteuthis antarcticus
- Amphitretus
- Amphorateuthis alveatus
- Ancistrocheirus lesueurii
- Ancistroteuthis lichtensteinii
- Argonauta
- Argonautoidea
- Asperoteuthis
- Asperoteuthis acanthoderma
- Asperoteuthis lui
- Asperoteuthis mangoldae
- Asperoteuthis nesisi
- Asperoteuthis sp. B
- Australiteuthis aldrichi
- Austrorossia
- Bathothauma lyromma
- Bathyteuthoidea
- Batoteuthis skolops
- Berryteuthis
- Berryteuthis anonychus
- Bolitaena pygmaea
- Bolitaenidae
- Brachioteuthidae
- Callimachus
- Cephalopoda
- Chiroteuthid families
- Chiroteuthidae
- Chiroteuthis
- Chiroteuthis calyx
- Chiroteuthis joubini
- Chiroteuthis mega
- Chiroteuthis picteti
- Chiroteuthis sp. B2
- Chiroteuthis spoeli
- Chiroteuthis veranyi
- Choneteuthis tongaensis
- Chtenopteryx
- Chtenopteryx canariensis
- Chtenopteryx sepioloides
- Chtenopteryx sicula
- Cirrata
- Cirroctopus
- Cirroctopus antarctica
- Cirroctopus glacialis
- Cirroctopus hochbergi
- Cirroctopus mawsoni
- Cirroteuthidae
- Cirroteuthis muelleri
- Cirrothauma
- Cirrothauma magna
- Cirrothauma murrayi
- Coleoidea
- Cranchia scabra
- Cranchiidae
- Cranchiinae
- Cryptoteuthis brevibracchiata
- Cycloteuthidae
- Cycloteuthis sirventyi
- Decapodiformes
- Discoteuthis
- Discoteuthis discus
- Discoteuthis laciniosa
- Discoteuthis sp. A
- Discoteuthis sp. B
- Doryteuthis
- Doryteuthis (Amerigo) gahi
- Doryteuthis (Amerigo) ocula
- Doryteuthis (Amerigo) opalescens
- Doryteuthis (Amerigo) pealeii
- Doryteuthis (Amerigo) surinamensis
- Doryteuthis (Doryteuthis) plei
- Doryteuthis (Doryteuthis) roperi
- Dosidicus gigas
- Egea inermis
- Enoploteuthid families
- Enoploteuthidae
- Enoploteuthis higginsi
- Enoploteuthis jonesi
- Enoploteuthis leptura
- Enoploteuthis magnoceani
- Enoploteuthis obliqua
- Enoploteuthis reticulata
- Eogonatus tinro
- Eucleoteuthis luminosa
- Euprymna
- Filippovia knipovitchi
- Galiteuthis
- Galiteuthis armata
- Galiteuthis glacialis
- Galiteuthis pacifica
- Galiteuthis phyllura
- Gonatidae
- Gonatopsis
- Gonatus
- Gonatus berryi
- Gonatus californiensis
- Gonatus fabricii
- Gonatus onyx
- Gonatus oregonensis
- Gonatus pyros
- Gonatus steenstrupi
- Gonatus ursabrunae
- Grimalditeuthis bonplandi
- Grimpoteuthis
- Grimpoteuthis abyssicola
- Grimpoteuthis bathynectes
- Grimpoteuthis boylei
- Grimpoteuthis challengeri
- Grimpoteuthis discoveryi
- Grimpoteuthis hippocrepium
- Grimpoteuthis innominata
- Grimpoteuthis meangensis
- Grimpoteuthis megaptera
- Grimpoteuthis pacifica
- Grimpoteuthis plena
- Grimpoteuthis tuftsi
- Grimpoteuthis umbellata
- Grimpoteuthis wuelkeri
- Haliphron atlanticus
- Helicocranchia
- Helicocranchia pfefferi
- Heterololigo bleekeri
- Heteroteuthinae
- Heteroteuthis
- Heteroteuthis dagamensis
- Heteroteuthis dispar
- Heteroteuthis hawaiiensis
- Heteroteuthis sp. A
- Histioteuthid families
- Histioteuthidae
- Histioteuthis atlantica
- Histioteuthis berryi
- Histioteuthis bonnellii
- Histioteuthis celetaria
- Histioteuthis cerasina
- Histioteuthis corona
- Histioteuthis eltaninae
- Histioteuthis heteropsis
- Histioteuthis inermis
- Histioteuthis macrohista
- Histioteuthis meleagroteuthis
- Histioteuthis miranda
- Histioteuthis oceani
- Histioteuthis pacifica
- Histioteuthis reversa
- Histioteuthis sp. A
- Hyaloteuthis pelagica
- Idiosepiidae
- Illex
- Illex coindetii
- Illex illecebrosus
- Illex oxygonius
- Incirrata
- Inioteuthis
- Iridoteuthis
- Iridoteuthis iris
- Iridoteuthis sp. A
- Japetella diaphana
- Joubiniteuthis portieri
- Kondakovia
- Lampadioteuthis megaleia
- Leachia
- Leachia dislocata
- Lepidoteuthid families
- Lepidoteuthis grimaldii
- Liguriella podophtalma
- Liocranchia
- Liocranchia reinhardti
- Liocranchia valdiviae
- Loliginidae
- Loligo
- Loligo forbesii
- Loligo reynaudii
- Loligo vulgaris
- Lolliguncula
- Lolliguncula (Lolliguncula) brevis
- Luteuthis
- Luteuthis dentatus
- Luteuthis shuishi
- Lycoteuthidae
- Lycoteuthis
- Lycoteuthis lorigera
- Lycoteuthis springeri
- Magnapinna
- Magnapinna atlantica
- Magnapinna pacifica
- Magnapinna sp. B
- Magnapinna sp. C
- Magnapinna talismani
- Martialia hyadesi
- Mastigoteuthis
- Mastigoteuthis agassizii
- Mastigoteuthis agassizii group
- Mastigoteuthis atlantica
- Mastigoteuthis cordiformis
- Mastigoteuthis danae
- Mastigoteuthis famelica
- Mastigoteuthis glaukopis
- Mastigoteuthis hjorti
- Mastigoteuthis magna
- Mastigoteuthis magna group
- Mastigoteuthis microlucens
- Mastigoteuthis psychrophila
- Mastigoteuthis pyrodes
- Mastigoteuthis type beta
- Mastigoteuthis tyroi
- Megalocranchia
- Mesonychoteuthis hamiltoni
- Metasepia
- Myopsida
- Narrowteuthis nesisi
- Nautilidae
- Nectoteuthis pourtalesi
- Nematolampas regalis
- Nematolampas venezuelensis
- Neorossia
- Neoteuthidae
- Neoteuthis thielei
- New Genus
- New Genus C
- New Genus New Species A
- New Genus New Species B
- Notonykia
- Notonykia africanae
- Notonykia nesisi
- Nototeuthis dimegacotyle
- Nototodarus
- Nototodarus hawaiiensis
- Octopoda
- Octopodiformes
- Octopoteuthidae
- Octopoteuthis
- Octopoteuthis deletron
- Ocythoe tuberculata
- Oegopsida
- Ommastrephes bartramii
- Ommastrephidae
- Ommastrephinae
- Onychoteuthidae
- Onychoteuthis
- Onychoteuthis banksii
- Onychoteuthis borealijaponica
- Onychoteuthis compacta
- Onychoteuthis meridiopacifica
- Onykia
- Onykia (Moroteuthopsis) ingens
- Onykia (Onykia) robsoni
- Onykia (Onykia) robusta
- Onykia carriboea
- Onykia loennbergii
- Onykia sp. A
- Opisthoteuthidae
- Opisthoteuthis
- Opisthoteuthis agassizii
- Opisthoteuthis albatrossi
- Opisthoteuthis borealis
- Opisthoteuthis bruuni
- Opisthoteuthis californiana
- Opisthoteuthis calypso
- Opisthoteuthis chathamensis
- Opisthoteuthis depressa
- Opisthoteuthis extensa
- Opisthoteuthis grimaldii
- Opisthoteuthis hardyi
- Opisthoteuthis massyae
- Opisthoteuthis medusoides
- Opisthoteuthis mero
- Opisthoteuthis persephone
- Opisthoteuthis philipii
- Opisthoteuthis pluto
- Opisthoteuthis robsoni
- Ornithoteuthis
- Ornithoteuthis antillarum
- Ornithoteuthis volatilis
- Pholidoteuthis
- Pholidoteuthis adami
- Pholidoteuthis massyae
- Planctoteuthis
- Planctoteuthis danae
- Planctoteuthis exopthalmica
- Planctoteuthis levimana
- Planctoteuthis lippula
- Planctoteuthis oligobessa
- Promachoteuthis
- Promachoteuthis megaptera
- Promachoteuthis sloani
- Promachoteuthis sp. B
- Promachoteuthis sp. D
- Promachoteuthis sulcus
- Pterygioteuthis
- Pterygioteuthis gemmata
- Pterygioteuthis gemmata group
- Pterygioteuthis giardi
- Pterygioteuthis giardi group
- Pterygioteuthis hoylei
- Pterygioteuthis microlampas
- Pyroteuthidae
- Pyroteuthis
- Pyroteuthis addolux
- Pyroteuthis margaritifera
- Pyroteuthis serrata
- Rondeletiola
- Rossia
- Rossiinae
- Sandalops melancholicus
- Semirossia
- Sepia
- Sepiadariidae
- Sepiella
- Sepietta
- Sepiidae
- Sepioidea
- Sepiola
- Sepiolida
- Sepiolidae
- Sepiolina nipponensis
- Sepiolinae
- Sepioteuthis
- Sepioteuthis sepioidea
- Slosarczykovia circumantarctica
- Spirulida
- Stauroteuthis
- Stauroteuthis gilchristi
- Stauroteuthis syrtensis
- Sthenoteuthis
- Sthenoteuthis oualaniensis
- Sthenoteuthis pteropus
- Stigmatoteuthis arcturi
- Stigmatoteuthis dofleini
- Stigmatoteuthis hoylei
- Stoloteuthis leucoptera
- Stoloteuthis maoria
- Stoloteuthis weberi
- Taningia danae
- Taoniinae
- Taonius
- Taonius belone
- Taonius borealis
- Taonius pavo
- Teuthowenia
- Teuthowenia maculata
- Teuthowenia megalops
- Teuthowenia pellucida
- Thysanoteuthis rhombus
- Todarodes
- Todarodes filippovae
- Todarodes pacificus
- Todarodinae
- Todaropsis eblanae
- Tremoctopus
- Vampyroteuthis infernalis
- Vitreledonella richardi
Articles and Notes
- A. aldrichi description
- A. alveatus: Description
- A. lesueurii description
- A. mangoldae: Description
- Alluroteuthis antarcticus: Description
- Amphitretidae Taxa
- Amphitretus Anatomy
- Ancistrocheiridae Taxa
- Ancistroteuthis lichtensteinii Description
- Architeuthidae Taxa
- Argonautidae Taxa
- Arm sucker arrangement
- Armature of Cephalopod Arms
- Asperoteuthis Tentacle-Stalk Photophores
- Atlantic Magnapinna pacifica
- B. anonychus: Description
- Bathyteuthidae Taxa
- Bathyteuthis abyssicola Arms
- Bathyteuthis berryi Arms, Tentacles, Suckers
- Batoteuthidae Taxa
- Batoteuthis skolops Description
- Beak Terminology
- Beaks
- Beaks in 2D
- Bolitaenidae Taxa
- Brachioteuthidae Taxa
- C. brevibracchiata description
- C. calyx paralarvae
- C. tongaensis description
- Cephalopod Arms IV: Size
- Cephalopod Brachial and Buccal Crowns
- Cephalopod Brain Terminology
- Cephalopod Buccal Supports
- Cephalopod Chromatophore
- Cephalopod Cornea
- Cephalopod Digestive System Comparisons
- Cephalopod Dorsal Head-Mantle Fusion
- Cephalopod Eye
- Cephalopod Eyelid Sinus
- Cephalopod Fin Attachment
- Cephalopod Fin Length
- Cephalopod Fin Position
- Cephalopod Funnel Locking-Apparatus
- Cephalopod Gills
- Cephalopod Gladius Terminology
- Cephalopod Head Length
- Cephalopod Hooks
- Cephalopod Jet Propulsion
- Cephalopod Lateral Funnel Adductor
- Cephalopod Mantle Armature
- Cephalopod Occipital Region Terminology
- Cephalopod Ocean Habitats
- Cephalopod Photophore Locations
- Cephalopod Photophore Terminology
- Cephalopod Primary and Secondary Webs
- Cephalopod Pseudomorph Function
- Cephalopod Radula
- Cephalopod Secondary Eyelid
- Cephalopod Tentacle Terminology
- Cephalopod Tentacle Thickness
- Cephalopoda Fin Cartilage
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Glossary
- Cephalopoda Occipital Region
- Chiroteuthid Doratopsis Stage
- Chiroteuthidae Taxa
- Chiroteuthis Bioluminescence
- Chiroteuthis calyx Description
- Chiroteuthis joubini Arm and Tentacle Suckers
- Chiroteuthis joubini Description
- Chiroteuthis mega Arm Suckers
- Chiroteuthis mega Club Sucker Comparisons
- Chiroteuthis mega Description
- Chiroteuthis picteti Arm Suckers
- Chiroteuthis picteti Description
- Chiroteuthis picteti Paralarvae
- Chiroteuthis picteti Tentacular Club Sucker
- Chiroteuthis sp. B2 Sucker SEM
- Chiroteuthis sp. B2 Description
- Chiroteuthis spoeli Club Suckers
- Chiroteuthis spoeli Arm suckers
- Chiroteuthis spoeli Description
- Chiroteuthis spoeli Holotype Description Continued
- Chiroteuthis spoeli Paralarvae
- Chiroteuthis spoeli Tentacular Club
- Chiroteuthis Tentacular Sheath
- Chiroteuthis veranyi Description
- Chiroteuthis veranyi Suckers
- Chtenopterygidae Taxa
- Chtenopteryx canariensis Description
- Chtenopteryx sepioloides Description
- Chtenopteryx sicula Description
- Cirrate Male Reproductive Tract
- Cirrate Male Reproductive Tract Photographs
- Cirrate Measurements and Indices
- Cirrate Shell Terminology
- Cirroctopus glacialis Description
- Cirroctopus hochbergi Description
- Cirroteuthis muelleri Description
- Cirrothauma magna Description
- Cirrothauma murrayi Description
- Club Hooks
- Composite Squid
- Cranchia scabra Description
- Cranchiid Buoyancy
- Cranchiidae Taxa
- Cycloteuthidae Taxa
- Decapodiform Fin Shapes
- Description of beaks
- Description of beaks (2D)
- Description of beaks in 2D
- Description of the Holotype of Chiroteuthis spoeli
- Discoteuthis sp. A Description Continued
- Doubtful species
- E. luminosa description
- Enoploteuthidae Taxa
- Funnel locking-apparatus
- G. berryi Description
- G. californiensis: Description
- G. fabricii Description
- G. onyx Description
- G. oregonensis Description
- G. pyros Description
- G. steenstrupi Description
- G. ursabrunae Description
- Galiteuthis glacialis Description
- Galiteuthis pacifica Description
- Galiteuthis phyllura Description
- Geological Timescale
- Gonatidae Taxa
- Grimalditeuthis description continued
- Grimpoteuthis abyssicola Description
- Grimpoteuthis bathynectes Description
- Grimpoteuthis boylei Description
- Grimpoteuthis challengeri Description
- Grimpoteuthis discoveryi Description
- Grimpoteuthis innominata Description
- Grimpoteuthis megaptera Description
- Grimpoteuthis tuftsi Description
- Grimpoteuthis wuelkeri Description
- H. cerasina Photophore Pictures
- H. dagamensis description
- H. hawaiiensis description
- H. meleagroteuthis Description
- Helicocranchia pfefferi Description
- Heteroteuthis sp. A description
- Histioteuthid Eyes
- Histioteuthidae Taxa
- Histioteuthidae: Photophore Patterns
- Histioteuthis atlantica Description
- Histioteuthis berryi Description
- Histioteuthis berryi: Photophore Pictures
- Histioteuthis bonnellii Description
- Histioteuthis celetaria Description
- Histioteuthis cerasina Description
- Histioteuthis corona Description
- Histioteuthis eltaninae Description
- Histioteuthis heteropsis Description
- Histioteuthis inermis Description
- Histioteuthis macrohista Description
- Histioteuthis miranda Description
- Histioteuthis oceani Description
- Histioteuthis pacifica Description
- Histioteuthis Photophore: Histological Section
- Histioteuthis reversa Description
- Histioteuthis reversa Mature Male
- Histioteuthis sp. A: Description
- Histioteuthis sp. A: Sucker SEM
- Idiosepiidae Taxa
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Families and Genera
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Index to Cephalopod Taxa
- Iridoteuthis iris description
- Iridoteuthis sp. A description
- Iridoteuthis sp. A: Arms
- J. portieri Description continued
- Joubiniteuthidae Taxa
- K. longimana Club Hooks
- Kondakovia longimana Description
- Lampadioteuthis Club, Suckers
- Leachia dislocata Description
- Lepidoteuthidae Taxa
- Lepidoteuthis Dermal Cushions
- Leucophores
- Links to cephalopod beaks
- Liocranchia reinhardti Description
- Loliginidae Taxa
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
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- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description
- Lower beak description (3D)
- Lower beak description (3D)
- Lower beak description (3D)
- Lower beak description, 3D
- Lower beak descriptions
- Lower beak descriptions
- Lower beak descriptions
- Lower beak descriptions
- Lower beak descriptions
- Luteuthis dentatus Description
- Luteuthis shuishi Description
- Lycoteuthidae Taxa
- Lycoteuthis lorigera Tentacular Club
- Lycoteuthis springeri Male Photophores
- Lycoteuthis springeri Suckers, Club
- M. agassizii beaks
- M. agassizii description
- M. agassizii Group Club suckers
- M. agassizii Group Funnel locking-apparatus
- M. agassizii Group Photophores
- M. agassizii more beaks
- M. agassizii original description
- M. agassizii SEM
- M. agassizii SEM
- M. atlantica beaks
- M. atlantica beaks
- M. atlantica males
- M. cordiformis beaks
- M. cordiformis Description
- M. dentata beaks
- M. dentata sucker SEM
- M. dentata Type description
- M. famelica beaks
- M. famelica Description
- M. famelica Sucker Structure
- M. fisheri: Lower beak
- M. fisheri: Upper beak
- M. flammea Chun's type description
- M. grimaldii original description
- M. hjorti description
- M. hjorti sucker SEM
- M. magna Description
- M. magna Original description
- M. magna Sucker SEM
- M. microlucens sucker SEM
- M. microlucens: Beaks (2D)
- M. microlucens: Description
- M. oceanica: Lower beak
- M. oceanica: Upper beak
- M. pryodes description
- M. pryodes sucker SEM
- M. psychrophila Description
- M. psychrophila sucker SEM
- M. pyrodes beaks
- M. schmidti Original description
- M. type beta beaks
- Magnapinna atlantica Description
- Magnapinna atlantica Paratype
- Magnapinnidae Taxa
- Martialia description
- Mastigoteuthid beaks 2D
- Mastigoteuthis type beta Description
- Mastigoteuthis type beta SEM
- Measurements
- Measurements
- Measurements
- Measurements
- Measurements
- Measurements
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- Measurements and Counts
- N. africanae Club Hooks
- N. nesisi Description
- N. nesisi: Sucker SEM
- N. venezuelensis: Description continued
- Nautilidae Taxa
- Neoteuthidae Taxa
- Neoteuthis thielei - North Atlantic Squid: Sucker Structure
- Neoteuthis thielei: Sucker Structure
- New Genus C Sucker SEM
- New Species A description
- New Species B description
- Notonykia africanae Description
- Nototeuthis dimegacotyle Description
- O. bartramii description
- O. borealijaponicus Description
- O. borealis description
- O. compacta Club Hooks
- O. knipovitchi Club Hooks
- O. meridiopacifica Description
- O. neilseni: lower beak
- O. neilseni: upper beak
- O. robsoni Club Hooks
- O. robusta Club Hooks
- O. sp. A, Lower beak
- O. sp. A: upper beak
- Octopoteuthidae Taxa
- Ocythoe additional features
- Ocythoe taxa
- Ommastrephidae Taxa
- Onychoteuthis compacta Description
- Onykia ingens Description
- Onykia knipovitchi Description
- Onykia lonnbergii Description
- Onykia robsoni Description
- Onykia robusta Description
- Opisthoteuthis agassizii Description
- Opisthoteuthis albatrossi Description
- Opisthoteuthis bruuni Description
- Opisthoteuthis californiana Description
- Opisthoteuthis calypso Description
- Opisthoteuthis chathamensis Description
- Opisthoteuthis depressa Description
- Opisthoteuthis grimaldii Description
- Opisthoteuthis hardyi Description Continued
- Opisthoteuthis massyae Description
- Opisthoteuthis mero Description
- Opisthoteuthis persephone Description
- Opisthoteuthis philipii Description
- Opisthoteuthis pluto Description
- Opisthoteuthis robsoni Description
- P. danae description
- P. gemmata description
- P. levimana: Description
- P. levimana: SEM
- P. lippula sucker SEM
- P. sloani Description
- P. sloani: Beaks
- P. sloani: Eye Structure
- P. sloani: Sucker SEM
- P. sulcus: Description
- P. sulcus: Sucker SEM
- Pholidoteuthidae Taxa
- Pholidoteuthis adami Dermal Pads
- Pholidoteuthis massyae Mantle Cushions
- Pholidoteuthis Tentacular Club
- Pholidoteuthis Tentacular Club
- Pholidoteuthis Tentacular Club
- Photophore Illustrations
- Pigmentation
- Planctoteuthis oligobessa Description
- Promachoteuthidae Taxa
- Promachoteuthis megaptera Description
- Promachoteuthis sp. B: Description
- Promachoteuthis sp. D Description
- Promachoteuthis sp. D: Sucker SEM
- Psychroteuthidae Taxa
- Pyroteuthid Paralarvae
- Pyroteuthid Tentacular Photophores
- Pyroteuthidae Distribution Data
- Pyroteuthidae Ocular Photophores
- Pyroteuthidae Taxa
- Pyroteuthidae Tentacular Clubs
- Pyroteuthidae Visceral Photophores
- Pyroteuthis addolux Arm and Club Armature
- Pyroteuthis Hectocotylus Hooks
- Pyroteuthis Tentacle Photophore Patterns
- Sandalops Life History
- Sepiadariidae Taxa
- Sepiidae Taxa
- Sepiolidae Taxa
- Spermatophore Terminology
- Spirulidae Taxa
- Stauroteuthis gilchristi Description
- Stauroteuthis syrtensis Description
- Stigmatoteuthis arcturi Description
- Stigmatoteuthis dofleini Description
- Stigmatoteuthis hoylei Description
- Stigmatoteuthis hoylei Hectocotylus
- Stigmatoteuthis hoylei: Photophore Pictures
- T. violaceus photos
- Taxa Associated with the Family Onychoteuthidae
- Taxa of Mastigoteuthidae
- Taxa of the Alloposidae
- Taxonomic Terminology
- Tentacle Absence in Cephalopods
- Tentacular Club Variation in Cephalopods
- Teuthowenia Geographical Distribution
- Teuthowenia maculata Description
- Teuthowenia megalops Description
- Teuthowenia pellucida Description
- Thysanoteuthidae Taxa
- Tremoctopodidae Taxa
- Tremoctopus Eggs, etc.
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description
- Upper beak description (3D)
- Upper beak description (3D)
- Upper beak description (3D)
- Upper beak description, 3D
- Upper beak descriptions
- Upper beak descriptions
- Upper beak descriptions
- Upper beaks descriptions
- V. infernalis Photophores
- Vampyroteuthidae Taxa
- Vampyroteuthis Hatchling
- Vampyroteuthis Mantle Cavity
- Vampyroteuthis Retractile Filaments
- Ventral View of Cephalopod Brain
- Vitreledonellidae Taxa
- Walvisteuthis rancureli Holotype
- Walvisteuthis virilis Holotype
