. The cyclopædia of anatomy and physiology. Anatomy; Physiology; Zoology. 522 CEPHALOPODA. Genvs ONYCHOTEUTHIS, Lichtenstein. Body and fins as in the genus Loligo ; ventro-lateral cartilages of the mantle long and narrow; horny hoops of the tentacular, and sometimes of the bra- chial, acetabula produced into the form of hooks or claws. (Fig- 215.) Gla- dius long, broadest in the middle. Genus Rossi A, Owen. Body short and rounded; cephalic margin of the mantle free; fins advanced, short, circular, ses- sile, distant and subdorsal. Gladius short and narrow. Ex. Rossia palpebrosa, Owen. Genus SE
. The cyclopædia of anatomy and physiology. Anatomy; Physiology; Zoology. 522 CEPHALOPODA. Genvs ONYCHOTEUTHIS, Lichtenstein. Body and fins as in the genus Loligo ; ventro-lateral cartilages of the mantle long and narrow; horny hoops of the tentacular, and sometimes of the bra- chial, acetabula produced into the form of hooks or claws. (Fig- 215.) Gla- dius long, broadest in the middle. Genus Rossi A, Owen. Body short and rounded; cephalic margin of the mantle free; fins advanced, short, circular, ses- sile, distant and subdorsal. Gladius short and narrow. Ex. Rossia palpebrosa, Owen. Genus SEPIOLA, Leach. Body rounded, short; anterior margin of the mantle adherent to the back of the head ; fins advanced, circular, short, subpeduncu- late, distant and subdorsal. Gladius short and narrow. Ex. Sepiola Rondeletii, Leach. B. Funnel unprovided with an internal valve, and adherent at the antero-lateral parts of its base to the mantle. Genus LOLIGOPSIS, Lamarck. Body long and cylindrical, terminated by a pair of conj oiued large round fins, forming generally a circular disc; anterior border of the mantle adherent to the back part of the head for a small extent. Tenta- cula very long and slender, (frequently mutilated.) Gladius long, narrowest in the middle, dilated posteriorly. Ex. Loligopsis Veranii, Ferussac. (Fig. 209; D the gladius or rudimeutal shell.) Genus CRANCHIA, Leach. Body elon- gated, sacciform; anterior margin of the mantle adherent to the back of the head. Fins short, rounded, subpedun- culate, approximate, dorsal, and sub- terminal. Gladius long and narrow. Ex. Cranchia scabra, Leach. Tribe OCTOPODA. The Dibranchiate i. 209. Loligopsis Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Todd, Robert Bentley, 1809-1860. London, Sherwood, Gilbert, and Piper
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