358 



COOKE : ON THE MACANDREW COLLECTION. 



Chiton discrepans Brown. 



Trochus Duminyi Regn. 



Lacuna tenella Jeffr. 



Rissoa lactea Mich. 



R. Jeffreys! Wall. 



R. proxima Aid. 



R. soluta Phil. 



JeflTreysia opalina Jeffr. 



Homalogyra rota F. & H. 



Aclis Gulsonae Clark. 



Odostomia minima Jeffr. 



O. clavula Loven. 



O. Lukisi Jeffr. 



O. umbilicaris Malm. 



O. conspicua Aid. 



O. unidentata Mont. 



O. plicata Mont. 



O. diaphana Jeffr. 



O. obliqua Aid. 



O. dolioliformis Jeffr. 



Stilifer Turtoni Brod. 



Chemnitzia clathrata Jeffr. 

 C. excavata Phil. 

 Torellia vestita Jeffr. 

 Cerithiopsis Barleei Jeffr, 

 C. pulchella Jeffr. 

 C. metaxa Delia Chiaje. 

 C. costulata Moll. 

 Triton nodiferus Lam. 

 T. cutaceus L. 

 Fusus Islandicus Chem. 

 F. buccinatus Lam. 

 F. fenestratus Turt. 

 Pleurotoma rugulosa Phil. 

 P. nivalis Love'n. 

 P. carinata Biv. 

 Cylichna nitidula Lov^n. 

 C. alba Brown. 

 Utriculus ventrosus Jefifr. 

 U. expansus Jeffr. 

 Philine angulata Jeffr, 

 P. nitida Jeffr. 



As to nomenclature, there occur variations similar to those in 

 the Conchifera, and for similar reasons. Thus I have found, and 

 left, Acmcea instead of Tectura, Pilidium fulvum instead of Tectura 

 fiilva, Pileopsis instead of Capulus, Erato instead of Marginella, 

 Tornatella instead of Actceon, Amphisphyra hyalina instead of 

 Utriculus hyalinus, etc. 



Again, I have kept, simply because it would else involve an 

 alteration on the card, and because there was no likelihood of 

 confusion, Trochus exiguus Pult. {=^exasperatus Penn.), Rissoa 

 crenulata Mich. {=^cancellata DaCosta), R. Beanii Hani, {=reticu 



J.C, iii., October, 18S2 



