260 



Var. a: Crebre lineolata et maculis lutescentibus anterius nigro marginatis, oblongis 

 seu rotundatis variegata vel transversim triseriatis cincta. 



Var. b: Flammis lutescentibus et nigris undata. 



Long, (alt.) 10, larg. (diam, maj.) 14 Mill. 



„Espece voisine de la N. reclivata Say; eile en differe par sa spire tres-depriniee et 

 non conique-aigue, -ses tours plus convexes, sa suture non bordee d'une ligne noire, plus 

 profonde, et sa coloration." 



St. Domingo (Haiti) nacb der ersten Angabe von Recluz, dagegen nacb ebendem- 

 selben im Journ. Conch. I. p. 152 von Neu-Irland. 



Scbeint der Beschreibung nach doch besser zu N. virginea als zu Ualanensis zu passen. 



Neritina Jamaicensis C. B. Adams. 



C. B. Adams Ann. Lyc. nat. hist. New- York V. 1852. p. 99; contributions to con- 

 chology IX. p. 175. 



Shell obliquely ellipsoidal, rather thin; white near the apex; otherwise covered with 

 violet, which is semetimes tinged with dark gray, with lighter and darker shades in spiral 

 bands, and is mere or less interrupted by lines of growth and irregulär white spots; sur- 

 face smoth and shining; apex rather prominent; spire convex; whorls nearly three, with a 

 fine but well impressed sutural line; labium smooth, moderately thickened. 



Height 0,3 inch (etwa 8 Mill.), breadth 0,32 inch (etwa 9 Mill), length of spire 

 0,07 inch (etwa 0,2 Mill'.) 



Jamaika, in Süsswasser. 



Ob wohl zu N. virginea L. gehörig? 



Neritina tenelbricosa C. B. Adams. 



C. B. Adams Ann. Lyc. nat. hist. New-Zork V. 1852. p. 99; contributions to con- 

 chology IX. p. 175. 



Shell obliquely ellipsoidal, rather thin; black with numerous angular translucent spots 

 of hörn coler; white on the labium, blue within the aperture; with niunerous excessively 

 fine spiral and incremental Striae; apex quite prominent; spire convex; whorls 2 1 / 2 , with 

 a very fine but well impressed sutural line; labium smooth, moderately thikened. 



Height 0,36 inch (etwa 10 Mill.), breadth 0,41 inch (etwa 11,9 Mill), length of spire 

 0,06 inch (etwa 1,7 Mill.) 



Blackriver, Jamaika. 



Vielleicht nur eine Farbenabänderung der vorigen. 



Neritina Sangara Morelet. 



Morelet Revue zoologique 1848. p. 355. 



Testa globoso-conoidea, nitida, minutissime striata, fusca vel violaceo-saturatior, luteo 

 aut cinereo undulatim picta, interdum omnino violaceo-rubens; spira obtuso - conica ; anfr. 



