296 REALIA $. 9. 
a9. R. turbinata (Hydrocena) Morelet. ; 
.I. parvula, imperforata, ovato-conica, tenuis, glabra, 
nitüidula, cerea, fulva; spira exserta, acutiuscula; sutura nigro 
marginata; anfr. D, supremi plani, ultimus ventrosus, suban- 
gulatus, carina filari periomphalum cingente et aperturam 
paulo superante munitus; apertura subsemilunaris; perist. rec- 
tum, margine columellari calloso, appresso. — Long. 3, diam. 
fere 2 mill.* (M.) 
Hydrocena turbinata Morel. in Journ. Conch. XIII. 1865. p. 226. 
Habitat in. Cochinchina. 
R. Pfeifferi (Ümphalotropis) Crosse. 1 
.T. umbilieata, ovato-conica, tenuiuscula, obsoletissime 
striatula, haud nitens, corneo- -rubra; spira conica, acutiuscula; 
sutura impressa; anfr. 6 vix convexiuseuli, anfr. 1!/j embryo- 
nales laeves, nitiduli, ultimus non d endens spiram vix su- 
perans, carinis 2 instructus, altera peripherica, filiformi, altera 
basali, albida; apertura subverticalis, ovalis, basi subeffusa, 
intus concolor; perist. simplex, acutum, marginibus callo tenui 
juncüs, columellari brevissime reflexiuseulo,- "medio extus sub- 
emarginato, externo recto. — Operculum? — Long. 11/5, diam. 
5 mill. Apert. 3!/, mill. longa.* (C.) 
Omphalotropis Pfeifferi Crosse in Journ. Conch. XVI. 1868. p. 178; XVII. 
1/869:7p:23906 0.1019 £531. 
— — Pease in Journ. Conch. XVII. 1869. p. 151. 
Habitat in insula ,Lord Howe* Novarum Hebridarum 
(B. Wright). 
91. R. rudis (Omphalotropis) Martens. t 
»lesta conico-turrita, latiuscule perforata, solida, oblique 
striatula, peripheria anfr. superiorum distincte, in ultimo leviter 
angulata, carina valida circa perforationem munita, carneoflava, 
ad suturam pallidior; anfr. 6!/,, planiusculi, sutura sat pro- 
funda, ultimus haud descendens; apertura parum obliqua, piri- 
formis, superne acute angulata; peristoma rectum, at extus 
incrassatum, marginibus callo conspicuo junctis, columellari 
infra perforationem leviter dilatato. — Long. 8, diam. maj. 5, 
min. 41/4; apert. lat. 3, alt. 4 mill.* (v. M.) 
Omphalotropis rudis Mart. Ostas. Zool. II. p. 161. t. 4. f. 14. 
Habitat in insula Ceram. 
