cullatim dilatatiim. — Operc? — Diani. maj. 14, min. 11 Vz« 



alf. 5 mill. (Mus. Benson.) 



Spiraculum parvum Pears. 1832. Journ. Asiat. Soc. II. 



t. 20. 

 Pterocyclos parvus Bens 1848. Ann. and Mag. 2d. ser. 



I. p. 346. 



— — Chemn. ed. II. Cycl. t. 31. f. 12—14. 



(ined.) 

 Cyclostoma spiraculum var. Sorv. Thes. t. 31. f. 273? 

 Habitat wKhasya Hills« Indiae. 



Diese seltene Schnecke fehlt bisher sogar in der 

 Cumingschen Sammlung, 



5. Pt. Albersi Pfr. 



Pterocyclos Alberst Pfr. in Zeitschr. f. Malak. 1847. p. 



151. 



— — Pfr. in Chemn. ed. II. Cyclost. p. 197. 



t. 28. f. 1—5. 

 Cyclostoma Albersi Petit in Journ. Conch. I. p. 43. 



6. Pt. anguUferus Souleyet. 



Cyclostoma anguliferum Soul, in Hevue zool. 1841. p. 347. 



— — Soul, in Voy. de la Bonite t. 30. 



f. 6—11. 



— — Petit in Journ. Conch. I. p. 43. 

 Pterocyclos anguUferus Pfr. in Zeitschr. f. Mal. 1847. 



p 111. 



— — Pfr. in Chemn. ed. II. Cyclost. p. 



196. t. 24. f. 3—6. 



7. Pt. hispidus Pearson. 

 Spiraculum hispidum Pears. 1832. Journ. As. Soc. II. t. 20. 

 Cyclostoma spiraculum Sorv. 1843. Thesaur. p. 110. t. 31. 



f. 270—272. 



— — Petit in Journ. Conch. I. p. 43. 



