178 
OMPHALOTROPIS §. 2-4. 
1082. 21. O, strtcta Qoiilcl* -j- 
„T. elongata, ovato-conica, solidula, laevis, arete umbili- 
cata; anfr. 6 rotundatis ad siituram tabulatis, Apertura ovata, 
peritremate simplici continue, sed postice ad ventrem retracto ; 
Limbilico carina inconspicua approxiinata cincto. — Axis 1 / 5 , 
diam. i/g poll." (G.) 
Omphalofropis strictus Gould in Proc P>ost. Soc. VIL Jun. 1859. 
Otia conch, p. 105. 
Habitat Loo Choo. 
§. 3. 
1083. 22. vail at a Gould, f (Ins. Tonga Tabou.) . . . Pneum. 11, p. 162. 
1084. 23. ex quis i ta P f r. (Coll. 532. — Ins, oceani austral.) - - - 162. 
1085. 24. O. HesR^on. f 
„ 0 . testa perforata, globoso-conica, oblique striatula, supra 
suturam, ad peripheriam, et circa umbilicum oblique vel ra- 
diatim costulato-striata, sub epidermide fusca non nitente albida; 
spira acuininato-conica , apice acutiusculo, sutura profunda; 
anfractibus 6 , convexis , ultimo ad peripheriam et circa um- 
bilicum subcarinato, carina umbilicali extus linea impressa 
notata; apertura subobliqua, angulato-ovata, spiram aequante; 
peristomate recto, acute, marginibus remotioribus callo tenui 
junctis; columellari subincrassato. — Operc.? — Long. 3, 
diam. 2^/2 mill." (B.) 
Omphaloiropis distermina Bens, in Ann. and Mag. n. h. Dec. 1863. 
Habitat in insulis Andamanicis. 
§. 4. 
1086. 25. Navigatorum Pfr. (Ins. Navigatorum.) . . . Pneum. II. p. 165. 
1087. 26. plicosa Pfr. (Coll. 533. — Habitat?) ... - - - 165, 
1088. 72. O. Marpsalsa lSeia®oii. 
„T. subumbilicata, ovato-conica, solidula, oblique con- 
fertim flexuose costata, costis elevatis compressis, rufescente, 
albido obscure marmorata ; spira gradatim conica, apice acutius- 
culo, saturate rubro, sutura profunda ; anfractibus 5 convexius- 
culis, superne prope suturam angulatis, postremis sulco remo- 
