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70 MANUAL OF THE MOLLUSC A. H 



JDistr., a single species {G. amana, Moller sp.) is found on the coast of 

 Greenland. -^j 



Sepioteuthis, Blainville. Jp 



Th/pe, S. sepioidea, Bl. Animal like loligo ; fins lateral, as long as the 

 body. Length from 4 inches to 3 feet. 



Distr., 13 sp., West Indies, Cape, Eed Sea, Java, Australia. i 



Beloteuthis, Miinster. i 



Efym., helos, a dart and teuthis. 



Type, B. subcostata, Miinst. PI. II., fig. 8., U. Lias, Wurtemberg. 



Fen, horny, lanceolate ; with a veiy broad shaft, pointed at each en^ 

 and small lateral wmgs. 



Blstr., 6 sp. described by Miinster, considered varieties (differing in age 

 and sex), by M. D'Orbigny. 



Geoteuthis, Miinster. 



Etym., ge, the earth (z. e. fossil) and teuthis. 



iSyra., belemnosepia (Agassiz.) belopeltis (Voltz) loligosepia Quenstedt.)* 



Fen broad, pointed behind ; shaft broad, truncated in fi'ont ; lateral wings 

 shorter than the shaft. 



Fossil, 9 sp. U. Lias, Wurtemberg ; Calvados ; Lyme Regis. Several 

 undescribed sp. in the Oxf. clay, Chippenham. 



Besides the pens of this calamary the ink-hag, the muscular mantle, and ' 

 the bases of the arms, are preserved in the Oxford clay. Some of the ink- ,^'j 

 bass found in the Lias are nearly a foot in length, and are invested with aa 

 brilliant nacreous layer; the ink forms excellent sepia. It is difficult to un-''^. 

 derstand how these were preserved, as the recent calamaries " spill their ink" 

 on the slightest alai-m. {BucJcland). 



Leptoteuthis, Meyer. 



Etym., Leptos thin, and teuthis. 



Type, L. gigas Meyer, Oxford clay, Solenhofen. 



Fen very broad and rounded in front, pointed behind; with obsciu'e diverg- 

 ing ribs. -f 



Ceanchia, Leach, 1817. 



Named in honour of Mr. J, Cranch, naturalist to the Congo expedition. | 



Type, C. scabra. Leach. ; 



Body large, ventricose ; fins small, terminal ; mantle supported in front , 

 by a branchial septum. Length 2 inches. Head very small. Eyes fixed. ;| 

 Buccal membrane large, 8-lobed. Arms short, suckers in two rows. Tenia- \ 

 cular clubs finned behind, cups in 4 rows. Funnel valved. j 



Fen long and narrow. i 



» These names must be set aside, being incorrect in themselves, and founded on \ 

 a total misapprehension of the nature of the fossils. 



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