MANUAL OF THE MOLLUSCA. 



Kalin-ga, Alder and Hancock, 1863. 



Etymology, an old Indian name for Telinguna. 



Type, K. ornata, Aid. and Han. Coromandel coast. 



Animal with, an obtusely rounded body ; brancliise plumose, 

 non-retractile, surrounding tbe vent, but placed separately at a 

 little distance from it on tbe posterior part of the back. 



[Family DomDOPSiDiE, Alder and Hancock, 1863.] 



Dorsal tentacles retractile within sbeaths ; no oral tentacles. 

 Tongue atrophied, buccal bulb modified into a delicate suctorial 

 retractile proboscis ; mantle devoid of spicula. 



DORTDOPSIS, Alder and Hancock, 1863. 



Body depressed, oval or elliptical ; mantle covering tlie head 

 and foot, smooth, or with soft warty tubercles ; dorsal tentacles 

 laminated ; head minute, generally produced into small lateral 

 lobes, without oral tentacles ; branchiae plumose, wholly or 

 partially sun'ounding the vent on the media-dorsal line, retrac- 

 tile within a common cavity. 



Distribution, 10 species. East Indies, China, Madeira. 



Family VJJL. — ^Tritoniad^.* 

 Hebo, Loven. 

 Example, H. formosa, Lov. 



Animal with no mantle ; tentacles two, linear, simple non- 

 retractile ; veil plain, produced at the sides, gills branched or 

 umbellated. Tongue with a large central denticulated spine, 

 and two simple lateral spines. Jaws corneous. 



[Family Eolldid^.] 

 Phtdiajsta, Gray. 

 Example, P. Patagonica, D'Orbigny. 



Animal with a stout body; dorsal tentacles clavate, laminated; 

 oval tentacles very large ; gills in close transverse rows ; sides 

 of the foot rounded. 



[Fahily Eoled^.] 



Madrella, Alder and Hancock, 1863. 



Type, M. ferruginosa, Aid. and Han. India. 



Animal ovate, depressed, with a distinct cloak. Dorsal ten- 

 tacles with the upper portion papillated: no oral tentacles. Head 

 broad, with, a semilunar veil. Branchiae papillose or linear, 

 placed in several rows round the margin of the cloak. Anin 



* See p. 332. 



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