collinge: non-opercvlate land and freshwater molluscs. 93 



3I- 



32. 



33- 



34- 



criptions of the animals and anatomical notes. Pt. ii. 



Helkacea. J. As. Soc. Bengal, 1873, vol. xlii, pp. 11-38, 



pis. i-iii. 

 Tapparone-Canefri, C. — Fauna malacologica della nuova Guinea 



e delle isole adiacenti. Pt. i. Molluschi Estramarini. 



Ann. del Mus. Civ. de St. Nat. deGenova, 1883, vol. xix, 



pt. i, pp. 1-304, Tav. i-xi. 

 Sykes, E. R. — Descriptions of six new Land Shells from the Malay 



Peninsula. Journ. Malac, 1902, vol. ix, pp. 22, 23. 

 do. On a collection of Land and Freshwater Shells from 



Kelantan, Malay Peninsula. Ibid., pp 60-63, P^- ™- 

 Mollendorff, O. v. — Binnenmollusken aus Hinterindien. i. 



Landschnecken von Kelantan, Ostkiiste der Halbinsel 



Malacca. Nachr. Deutsch. Malak. Gesell., 1902, 



PP- 135-149- 



Reference Letters. 



Oviduct. 



Penis. 



Pericardium. 



Piostate. - 



Penis papilla. 



Pedal retractor. 



Pulmonary vein. 



Rectum. 



Kenal aperture. 



l^eceptacular duct. 



Retractor muscle. 



Respiratory orifice. 



Receptaculum seminis. 



Salivary duct. 



Salivary gland. 



Simroth's gland. 



Stomach. 



Superior tentacular retractor. 



Inferior tentacular retractor. 



Superior tentacle. 



Inferior tentacle. 



Ureter. 



Vestibule. 



Vagina. 



Vas deferens. 



Wall of dart-sac. 



Wall of pulmonary cavity. 



Male generative orifice. 



Female generative orifice. 



