Stoastoma Grayanum Chitty. 
— pisum ©, B. Ad. 
— Pfeifferianum C. B. Ad. 
— Livesayanum Chitty. 
— Chittyanum ©. B. Ad. 
— Metcalfeauum Chitty. 
— Bacquieanum Chitty. 
— Sutherlandianum Chitty. 
— Mörehianum Chitty. 
— Verreauxianum Chitty. 
— Sinelairianum Chitty, 
— Mitchellianum Chitty. 
— Dohrnianum Chitty. 
— Layardianum Chitty. 
— Swiftianum Chitty. 
— Petitianum C. B. Ad, 
— Cumingianum C. B. Ad. 
— Anthonianum C, B. Ad. 
— Stevensianum Chitty. 
— Fortuneanum Chitty. 
— Adamsianum Chitty. 
— Taylorianum Chitty. 
— Strieklandianum Chitty. 
— Stokesiannm, Chitty. 
— Grevilleanum Chitty. 
— Carpenterianum Chitty. 
— Barronianum Chitty. 
— Lindsleyanum C, B. Ad. 
— Pickeringianum(.B. Ad, 
— Redfieldianum C. B. Ad. 
— Jayanum (0. B. Ad. 
— Leaanum C. B. Ad. 
— Dennisonianum Chitty. 
— Polyblankianum Chitty. 
— Albersianum Chitty. 
— Fischerianum Chitty. 
— Moricandianum C. B. Ad. 
— Reeveanum Chitty. 
— Shuttleworthianum Chitty. 
— Boissierrianum, Chitty. 
— Gaskoinianum Chitty. 
24 — 
Stoastoma Newcombianum Chitty. 
— Riiseanum Chitty. 
— Poeyanum Chitty. 
— Henryanum Chitty. 
— Alderianum Chitty. \ 
— Bridgesianum Chitty. 
— Salleanum Chitty. 
— Arthurianum. Chitty. 
— Gutierrezianum Chitty. 
— QOwenianum Cbitty. 
— Wollastonianum Chitty. 
— Blandianum C. B. Ad. 
— Jeffreysianum Chitty. 
— Bairdianum Chitty. 
— Mae Gillivrayanum Chitty. 
— Troschelianum Chitty. 
— Hillianum Chitty. 
— Thrailliaoum Chitty. 
— Luckisianum Chitty, 
— Loweanum Chitty. 
Trochatella tenuis C. B. Ad. 
— Tankervilli Gray. 
— Josephinae C. B. Ad. 
— Chittyana Pfr. 
— pulchella Gray. 
— Grayana Pfr. 
Lucidella aureola Fer, 
— undulata Pfr. 
— inaequalis Pfr. 
— nana Pfr. 
Helicina Adamsiana Pfr. 
— coronula Shuttl, 
— depressa Gray. 
var. Leana C, B, Ad, 
— lineata C. B. Ad. 
— costata Gray. 
— neritella Lam, 
?— Mac Murrayi Pfr, 
-- jamaicensis Sow. 
— aurantia Gray. 
— Gloynei Bland, 
