NETxITINA. 



Species 129. (Fig. n, h, Mus. Cuming.) 



Neritina Jordani. 'Ner. testa obtuse conoided, ohesd, 

 spird vix exaertd, anfractibus plano-decUvibm, lavibm, 

 nitentibm, area coliimeUari callosd ; olivaceo-Jlavm- 

 cente, slrujin fmc'ia flexuom deme pictd. 



The Jordan Nebitina. Shell obtusely conoid, stout, 

 spire scarcely exserted, whorls flatly slanting, sniooth, 

 shining, columellar area callous ; olive-yellow, densely 

 painted with flexuous brown streaks. 



SowERBY, Conch. lUus. f. 49. Thesaurus Conch, part 1 0. 

 p. 531. pi. 115. f. 213-215. 

 N. Elleppenniiiin, Eccluz. 



Hab. River Jordan. 



A stout solid species, painted tliroughout with close-set 



red-brown flexuous streaks. 



Fig. 130. (Mus. Cuming.) 

 The specimen here figured proves to be a characteris- 

 tic variety of N. violacea, represented at Plate XXVII., 

 Fig. 123. 



Species 131. (Fig. a, b, Mus. Cuming.) 



Neritina tenebricosa. Ner. tedd depresne ylobo-vl, 



teuuiculd, spird parvd, parmn exsertd, anJ'riirlUnis 



subplano-comexh, ared columellari angustd, dirliri, 



ape/i/ira .•i/'fji>„//i/ci ; fumeo-oUvaced, lineis nigrk acute 



undid ut I V I niiisrri-hl'i p'lctd. 



The dakk-suaued Neritina. Shell depressly globose, 

 rather thin, spire small, but little exserted, whorls 

 rather flatly convex, columeUar area narrow, slanting, 

 aperture rather large ; smoky-olive, painted with 

 sharply zig/ag transverse black lines. 



C. B. Adams, Contributions to Conchology, p. 175. 



Hab. Jamaica. 



A light subglobose species, painted with close-set sharply 

 zigzag black Hues upon a dull smoky-olive ground. 



Species 132. (Fig. a, b, Mus. Cuming.) 



Neritina Dringii. Ner. testd depresse oblongd, subcon- 

 tortd, .ipird vix exsertd, plus minus erosd, anfractibms 



super He u/ijn 



dri,ldr 



,l,rl 



l,l,Jl- 



'dull. 



.ilrrdm, 



varie fasi-int 

 pictd. 



Dring's Neritina. Shell depressly obloug, somewhat 

 contorted, spire scarcely exserted, more or less eroded, 

 whorls impressly concave round the upper part, pli- 

 cately striated, then convex, columellar area nan-ow, 

 slanting; black, variously banded with yellow, some- 

 times painted with minute waved black lines. 



Recluz, MS., Mus. Cuming. '•''- 



Hub. North Australia. 



Very distinct in character, both with respect to I'orni and 

 painting. 



Species 133. (Fig. «, b, Mus. Cuming.) 

 Neritina turbida. Ner. testd orbiculari, perdepressd, 

 temd, spird parvd, vix exsertd, anfractibus corwexis, 

 concentrice striatis, ared columellari mbampld, callosd, 

 upcrturd expansd ; fumeo-oUvaced, nii/ro obscure re- 

 lirnhiid. 



The disturbed Neritina. Shell orbicular, very de- 

 pressed, thin, spire small, scarcely exserted, whorls 

 convex, concentrically striated, columellar area rather 

 large, callous, aperture expanded ; smoky-obve, ob- 

 scurely reticulated with black. 



Morelet, Test. Nov. Americ;c Centralis, p. 27. 



Hab. River Machaquilan, Guatemala. 



k light, orbicularly depressed shell, peculiiuly thinly 



rotundately expanded. 



January, 1856. 



