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Dermal structures of selected squid species [1] Species Family Structure Shape Size in mm (ML in mm) Tissue Epidermis over structure Asperoteuthis acanthoderma: Chiroteuthidae: Tubercles: Conical: 1.0 × 0.4 (144) Hyaline-like cartilage: Yes Cranchia scabra: Cranchiidae: Tubercles: Round, triangular, or rectangular bases with 2–5 projections ...
Gladius, showing measurement of rachis and vane. The gladius (pl.: gladii), or pen, is a hard internal bodypart found in many cephalopods of the superorder Decapodiformes (particularly squids) and in a single extant member of the Octopodiformes, the vampire squid (Vampyroteuthis infernalis). [1]
Loligo is a genus of squid and one of the most representative and widely distributed groups of myopsid squid.. The genus was first described by Jean Baptiste Lamarck in 1798. . However, the name had been used earlier than Lamarck (Schneider, 1784; Linnaeus, 1758) and might even have been used by Pli
Cephalopod limbs bear numerous suckers along their ventral surface as in octopus, squid and cuttlefish arms and in clusters at the ends of the tentacles (if present), as in squid and cuttlefish. [9] Each sucker is usually circular and bowl-like and has two distinct parts: an outer shallow cavity called an infundibulum and a central hollow ...
The European squid or common squid (Loligo vulgaris) is a large squid belonging to the family Loliginidae. It occurs abundantly in coastal waters from the North Sea to at least the west coast of Africa. This species lives from sea level to depths of 500 m (1,600 ft). Its mantle is up to 40 cm (16 in) long. The species is extensively exploited ...
Ventral view of the viscera of Chtenopteryx sicula showing the position of the ink sac. An ink sac is an anatomical feature that is found in many cephalopod mollusks used to produce the defensive cephalopod ink.