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Tremoctopus violaceus, dorsal view of specimen....
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Gigantic Cuttle-Fish.
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Argonauta argo L., the position assumed by a specimen kept in captivity, the arrow showing the direction of movement.
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Eledone aldrovandi Delle Chiaje, Naples, from Ventral Side.
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Cephalopode Transparent : Grimalditeuthis Richardi. Le Transparence de ces mollusques est si parfaite qu'il devient parfois difficile de deisinguer l'ensemble de leur corps; en revanche, elle permet de faire de curieuses observations sur les fonctions de certains de leur organes
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Common Squid. Loligo Pealei
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Cephalopods. Architeuthis princeps V; Sthenoteuthis pteropus V side; caudal fin
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Tremoctopus violaceus, ventral view of large female from station 2930.
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Octopus macropus (Risso).
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Cephalopods. Octopus Bairdii Verrill, Octopus Bairdii var. Verrill
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Heteroteuthis hawaiiensis, dorsal view of type [30].
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Grimaldituthis Richardi, d'apris Joubin, face ventrale (Princesse-Alice).
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Veined Octopus (Amphioctopus marginatus)
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Helicocranchia sp., ventral view of specimen from the vicinity of Kauai, partially restored. In this figure the mantle is scarcely represented as sufficiently elongate and the arms are probably shown as much too short and stocky.
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Cephalopods. Architeuthis princeps V
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Tremoctopus violaceus, lateral view of adult male, from station 4086, with nearly ripe hectocotylus.
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Alloposus mollis, ventral view of small female, from the Pailolo Channel.
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Cephalopods. Octopus lentus Verrill
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Heteroteuthis hawaiiensis, ventral view of type [30].
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Architeuthis princeps. Verr., E.America.
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Cephalopods. Alloposus mollis Verrill; Young Male, Arm of Same, Young Female, Dorsal view of Same
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Cephalopods. Octopus piscatorum Verrill; Parasira catenulata Steenst
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Loligo Gahi (D'Orbigny).
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Teleoteuthis compacta, dorsal view of type [238].
