REALIA $. 12. 233 
Realia bifilaris Mouss. in Journ. Conch. XVIII. 1870. p. 194 *). 
Habitat in insula Upolu (Gráüffe); ins. Feejee. 
* 
115. Guamensis (Hydrocena) Pfr. (Coll. 36.) II. 167 (Hydrocena). 
III. 180 (Omphalotropis). — Omphalotropis Guamensis Pease 1869. 
p. 144. — Ins. Guam. 
116. expansilabris (Cyclostoma) Pfr. (Coll. 37.) I. 312 (Ompha- 
lotropis). II. 167 (Hydrocena). III. 180. —  Omphalotropis expansi- 
labris Pease 1869. p. 142. — .G. Nevill in Journ. As. Soc. Beng. 
XXXIX. 1870. Pt. 2. p. 416. — JPütel Cat. p. 124. — Ins. Mau- 
ritius et Bourbon. 
117. R. longula Mousson. 1 
»l. rimato-perforata, turrito-conica, tenuiuscula, striatula, 
subdiaphana, pallide cornea vel rosea. Spira regularis, acute 
conica; summo minuto, obtusiusculo; sutura subimpressa. Anfr. 
1 subeonvexi, ultimus supra minus, infra magis rotundatus, 
obscure subangulatus, ad rimam filocarinatus. Apertura sub- 
verticalis (8? cum axi) acute ovalis. Perist. expansiusculum, 
acutum, intus sublabiatum; marginibus lamina callosa junctis; 
dextro et basali arcuatis; columellari crassiusculo et reflexius- 
culo, ad carinam supra inserto. — Long. 6,7, diam. 3 mill. — 
Rat. anfr. 3:1. — Hat. apert. 5:4.* (M.) 
KRealia  longula (Omphalotropis) 7Mouss. in Journ. Conch. XVIII. 1870. 
p:2:193: 
Omphalotropis longula. Pütel Catal. p. 194. 
Habitat Ticombia insularum Feejee (Gràáffe). 
118. R. costulata Mousson. 1 
»l. late rimato- perforata, ovata, tenuiuscula, eleganter 
 striato-costulata, albescens. Spira obtuse conica; summo par- 
vulo, non prominulo; sutura incisa, marginata.  Anfr. 6!/,, 
nucleolares rotundati et laevigati; sequentes convexiusculi, cos- 
tulati; ultimus non ascendens, ovato-rotundatus, ad basin sub- 
tumidulus, filo elevato praeditus. Apertura verticalis, ?/; altit. 
aequans, oblique et late amygdalaeformis. Peristoma breviter 
expansum et reflexum, obtusum; marginibus remotis, lamina 
vix ecrassiuscula junctis; dextro late arcuato; basali et colu- 
mellari areuatim junctis, paulo reflexis, obtusis. — Long. 5,5, 
diam. 3,0 mill. — Rat. anfr. 3:1. — Rat. apert. 6:5.* (M.) 
*) Var. à. angusta Mss.: rima angustiori, carinis evanescentibus. — 
In interiore insulae Viti-Levu. 
