CORRIGENDA. ♦ 635 



Nanina ryssolenwui (Ario|)haiita) Albers in Zeitschr. f. Malak. 



1852. p. 186. 

 Habilat in insula Java? 



Obs. Conf. //. Thyrem Benson. 



518^ H. conomphala Pfr. 



T, umbilicata , perdepressa, discoidea, tenuis, vix stria- 

 tula, acutissime carinata, pallide fulva , superne et inferne 

 fasciis singulis angustis rufis ornata; spira vix elevata; sutura 

 initio profunda, tandem linearis; anfr. 4 rapide accrescentes, 

 primi convexiusculi, ultimus non descendens, carina brevi, 

 acutissima, utrinque marginata munitus, basi vix convexior; 

 umbilicus Vg diametri subaequans, regulariter conicus; apertura 

 perobliqua, depresse securiformis; perist. simplex, rectum, 

 margine supero antrorsum rotundato, basali ad umbilicum ar- 

 cuatim adscendente, superne subincrassato. — Diam. maj. 26, 

 min. 22^2, alt. 7 mill. (Mus. Cuming.) 



Helix conomphala Pfr. in Zeitschr. f. Maiak. 1853. p. 55. 

 Habitat in insulis Philippinis. 



Obs. Differt ab H. Metcalfei anfractibus ceieriter accrescentibus, 

 summis convexis , umbilico angustiore , etc. 



* 

 Nr. 523 adde. Reeve N. 605. t. 108. 



529 ^ H. Castra Benson. •{- 



T. mediocriter umbilicata, depressissimo -conica, tenuis, 

 exiliter oblique aculo-striatula, cornea; spira ad apicem ob- 

 tusa, suturis marginatis; anfr. o^/^ planulati, ultimus ad peri- 

 pheriam acutissime carinatus, subtus planiusculus; apertura 

 oblique subquadrata , margine acuto. — Diam. maj. 12, min. 

 lOVa, axis 4 mill. (B.) 



Helix Castra Bens. in Ann. and Mag. 2 d. ser. X. 1852. 

 Habitat ad Darjiling Himalayae Sikkimensis (Trotier). 



* 



Nr. 532 adde: Reeve N. 701. t. 119. 



532^. H. mordax Shuttleworth. •{• 



T. late et perspective umbilicata, depressa, sublenticularis, 

 carinata, tenuis, luteo-cornea, strigis rufis interruptis fasciatim 

 ornata, costis validis flexuosis remotis utrinque eximie aspe- 

 rata; anfr. 5^2 plani; apertura perobliqua, angulatim lunari- 

 ovalis; perist. simplex, acutum. — Diam. maj. 18, min. 16, 

 alt. 6 mill. (Sh.) 



