188 HELIX 8. 40. 
1008. H. Saigonensis Crosse. | 
«T. late umbilicata, sublenticularis, tenuis, oblique vix 
striatula, nitidula, cornea; spira convexo-depressiuscula, apice 
mediocriter obtusa; sutura marginata; anfr. 6 vix convexius- 
culi, lente accrescentes; embryonales 1!/ laeves, nitidi, ulti- 
mus non descendens, medio carina acuta munitus, basi con- 
vexiusculus, nitidus; umbilieus conicus, pervius, !/ diametri 
subaequans; apertura diagonalis, subrhombeo-lunaris; perist. 
simplex, acutum, marginibus vix convergentibus. — Diam. maj. 
41, min. 9!/5, alt. 5 mill.» (Cr.) 
Helio Saigonensis Crosse in Journ. Conch. XV. 1867. p. 208. 
5, (pog. 
Habitat in provincia Saigonensi et in insula Poulo- Condor 
dicta, Cochinchinae gallicae. 
* 
1009. (117. Cressida Gould. (Coll. Nr. 404.) Nanina Cressida (Dis- 
cus) 4?. 62. — Samoa, Taheiti. (I. 423.) 
1010. (38) acutimargo Pífr. (Col. Nr. 405.) Nànina acutimargo 
(Discus) A?. 62. — Ins. Philippin. (I. 123.) 
1011. (7319) radula Pfr. (Coll. Nr. 406) Nanina radula (Discus) A?. 
62. — Luzon. (I. 123.) 
1012. (720. strigilis Pfr. (Coll. Nr. 407.) Nanina strigilis (Discus) A?. 
62. — Ins. Philippin. (I. 124.) 
1013. (721. Castra Bens. 4 — Himalayah. (III. 635.) 
1014. (722. albocincta Pfr. (Coll. Nr. 408.) Nanina, albocincta (Dis- 
cus) A2. 62. — Ins. Philippin. (I. 424.) 
1015. H. Clarencensis Cox. | 
«H. testa modice umbilicata, lentüiculari, depressa, cari- 
nata, tenuissima pallide succineo- cornea, superne sub epider- 
mide irregulariter radiatim curvato-striata, nitente, inferne con- 
vexa, laevissima, nitidissima, vitrea; spira late conoidea, con- 
vexiuscula; anfractibus 51/5, planatis, ultimo obtuse carinato; 
apertura obliqua; margine externo angulato, inferiore arcuato, 
columellari basi breviter expanso umbilicum leviter obtegente. 
— Diam. maj. 0,48, min. 0,42, alt. 0,228 unc.» (C) 
Helio Clarencensis Coa: in Proc. Zool. Soc. 1864. p. 595. 
Habitat Clarence River Australiae (Macgillivray). 
* 
1016. (7225. ptychodes Pfr. —  Microphysa A*. 83. — Jamaica. 
(I. 424.) 
1017. (7224) Cumberlandiana Lea. — Bia«nd in Ann. Lyc. N.-York 
VIL. p. 423. — Patula A?. 86. — Tennessee. (l. 125. III. 414.) 
1018. (7225) mordax Shuttl. 4 — Bland in Ann. Lyc. N.- York VII. 
p. 422. — Patula A?. 86. — Carolina septentr. (lI. 635.) 
