624 ADDENDA ET 



pillata; anfr. 2 '/2, ultimus deorsum sensim clilatatus; columella 

 caliosa , subtorta , leviter arcuata ; apertura obliqua , acuminato- 

 ovalis; perist. tenuissimum, rectum, margine basali levissime 

 arcuato. — Long. 10, lat. 6, alt. 4 mill. Ap. 8Y2 mill. longa. 

 (Mus. Menke.) 



Succinea patentissma Menke mss., Pfr. in Zeitschr. f. Malak. 



1853. p. 52. 



Habitat ad Portum Natal. Africae meridionalis. 



92''. S. Gundlachi Pfr. 



T. ovato-conica, tenuis, striatula, lutescenti-albida, slrigis 

 angustis corneis, subimpressis ornata; spira producta, conica, 

 acuta; anfr. 4 convexi, ultimus % longitudinis subaequans; 

 apertura obliqua, oblongo-ovalis; perist. simplex, acutum, 

 margine dextro regulariter arcuato, columellari levissime cal- 

 loso, superne stricte recedente, tum in marginem basalem 

 arcuatim transeunte. — Long. 12, diam. 7, alt. 6 mill. (Coll. 

 Nr. 35.) 



Succinea Gundlachi Pfr. in Zeitschr. f. Malak. 1852. p. 178. 

 t. 1. f. 35 — 38. 

 Habitat frequens ad marginem salinae in « Punta de Jicaco » 

 insulae Cubae (Gundlach). 



96^. S. margarita Pfr. 



T. ovato-conica, tenuissima, striatula, nitida, pellucida, 

 pallidissime luteo-cornea; spira brevis, obtusula; anfr. 3, penul- 

 timus convexus, ultimus % longitudinis formans, dilatatus; 

 columella simplex, vix callosa, leviter' arcuata ; apertura obli- 

 qua, subregulariter ovalis, ubique incumbens; perist. simplex, 

 rectum, margine dextro regulariter arcuato. — Long. 7, lat. 5, 

 alt. 4 mill. (Mus. Cuming. ) 



Succinea margarita Pfr. in Zeitschr. f. Malak. 1853. p. 52. 

 Habitat in insula Haiti (Salle). 



96^. S. Riisei Pfr. 



T. minuta, ovata, tenuis, sublaevigata, pellucida, succinea; 

 spira brevis, papillata; anfr. 3, penultimus perconvexus, ulti- 

 mus basi attenuatus; columella subcallosa, parum recedens; 

 apertura obliqua, rotundato-ovalis; perist. regulariter arcua- 

 tum, sublimbatum. — Long. 4^3, lat. 3, alt. 2V2 mill. Ap. 3 

 mill. longa, 2 lata. (Coll. Nr. 36.) 



Succinea Riisei Pfr. in Zeitschr. f. Malak. 1853. p. 52. 

 Habitat in insula Portorico (Riise). 



