910 



Cyclostomaprominula (F6r. mss.) in: d'Orbigny, Voy. Am6r. mörid. vol. 



V. 3, p. 362. 

 Cyclotus prominulus L. Pfeiffer Mon. Pneum. vol. I p. 23. — Reeve, Conch. 



icon. sp. 28. — Hidalgo, Mol. viaje pacifico vol. I p. 149. — 



(Neocyclotus)- Kobalt & Moellendorff, Catal. Pneum., in: Nachrbl. 



D. malac. Ges. 1897 vol. 29 p. 138. — (N.) Kobelt, Cyclophori- 



dae, in: Tierreich, Heft 16 p. 238. 

 Cyclostoma brasiliense J. E. Gray, in: Zool. Beecheys Voy. p. 147 t. 88 



fig. 32. — Sowerby, Thes. Conchyl. vol. I p. 92 1. 12 fig. 13—15. 



— L. Pfeiffer, in: Martini & Chemnitz, Conch. Cab. ed. H p. 108 



t. 12 fig. 13—15. — (Aperostoma) L. Pfeiffer, Zeitschr. f. Malak. 



1847 vol. 4 p. 104. 



Brasilien (Eio Janeiro; Prov. Minas Geraes). 



Genns Buckleyia Higgins. 



Testa discoidea, utrinque excavata et anfractus omnes exhibens; apertura verticalis, 

 circularis; peristoma tenue, acutum. ■ — Operculum corneum, multispirum, extus concavum 

 nucleo centrali. 



Buckleyia subgen. Aperostomae Higgins, in: Pr. zool. Soc. London 1872 

 p. 686. — Mousson, in: Malak. Bl. 1878 vol. 21 p. 17 (genus).— 

 Kobelt & Moellendorff, Catal. Pneumonop., in: Nachrbl. D, mal, 

 Ges. 1897 vol. 29 p. 140. — Kobelt, Cyclophoridae, in: Tierreich 

 Heft 16 p. 257. 



Nur zwei sehr nahe verw^andte Arten, die eine aus Ecuador, die andere aus 

 Columbia. 



1. Buckleyia martinezi Hidalgo. 



Taf. 134. Fig. 9—12. 



Testa latissime umbilicata, planorboidea, utrinque fere aequaliter subexcavata, confer- 

 tim striata lineisque spiralibus sub lente decussata, fulva, strigis pallidis irregulariter radiata ; 

 sutura mediocris, marginata. Anfractus 4— 4^/2 convexiusculi modice accrescentes, ultimus 

 ad peripheriam carinis 4 acutiusculis munitus, in interstitiis conferte spiraliter striatus, antice 

 non descendens. Apertura verticalis, circularis; peristoma tenue, rectum, continuum, anfrac- 



