GUPPY — MOLLUSKA OF TRINIDAD. 
243 
oval or subcircular aperture witli a reflexed peristome and 
generally furnished with teeth or plaits. 
Pupa uvulifera Guppy. 
Ann. Sf Mag. N. II., 4 ser. y vol. i., p. 441. 
A small ovate, cylindrical slightly striate shell with 5-6 
whorls and an aperture furnished with plaits and a re- 
flexed peristome. Length 3 mill., breadth 1. Found on 
the Gulf Islands and other places where the compact lime- 
stone occurs. 
m Pupa auriformis Guppy. 
Ann. Mag. JY. II, 4 ser., vol. i., p. 44L 
A minute ovate shell with 4£-5 whorls, a short obtuse 
apex and a semioval earshaped aperture furnished with a 
tooth-like parietal plait. Length 2 mill., breadth 1£. It 
may be distinguished from the preceding by its proportions, 
which are relatively shorter and stouter. It is rare, and 
found in similar situations to P. uvulijera. 
Torn atellina Beck (see 11 Proceedings,” anted, p. 19). 
Tornatellina costellosa n. sp. 
An elongate-ovate subdiaphanous whitish-horny scarcely 
shining shell adorned with numerous close slightly sinuate 
longitudinal costellae : whorls 5-6, the last a little convex 
and forming two-thirds or more of the height of the shell ; 
spire elevated, apex blunt, smooth ; aperture suboval, di- 
lated anteriorly, outer margin thin, simple; columellar mar- 
gin bearing a callus ; columella obliquely truncate, reflexed, 
forming in adult examples a slight fissure. Length 7 mill., 
breadth 3£. 
This shell is smaller than T. lamellata, and is distinguished 
