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Journal de conchyliologie

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— 142 —<br />

ribus, distantibus, albo et fusco plus minusve articulatis,<br />

quasi carinulas formanlihus, cœteris numerosis, parvulis,<br />

striis longitudinalibus <strong>de</strong>cussata, palli<strong>de</strong> fulvida, fusco<br />

maculata; spira breviter conica, apice obtusulo, rotundato;<br />

sutura irregulariter lineatHs, vix undulato-plicata ; an-<br />

fractus 4 1/2 conveœiusculi, embryonales primi \ 1/2 lœvi-<br />

gati, fusco-cornei, ultimus vix <strong>de</strong>scen<strong>de</strong>ns, spiram supe-<br />

rans{:: 5 : 3 1/2), ad peripheriam subcarinatus , paulo<br />

infra fusco cingulatus^ basi et circa umbilicum profundum,<br />

infundibuliformem pervium ,<br />

palli<strong>de</strong> castaneus, costulis<br />

umbilici majoribus et mugis distantibus ; apertura subver-<br />

ticalis, ovato-circulariSy ad suturam subangulata, intus<br />

palli<strong>de</strong> fulvida^ fusco lineata ; péris toma simplex, margi-<br />

nibus convergentibus, callo tenui Junctis, columellari<br />

reflexiusculo, aurantio-fusco, externo vix expansiusculo,<br />

subacuto.— Operculum testaceum, albidum, medio conca-<br />

viusculum.—Diam.majAO 1/4, min. 8 \ 12, ait. 81/2mî7/.<br />

Apertura 6 mill. longa, 4 lata. (Coll. Grosse.)<br />

Habitat in insula Rodriguez dicta. (A. Desmazures.)<br />

Obs. Species Cyclostomati pulchro Grayi, Seychellarum<br />

incolœ, forma et colore vicina, sed minor, numéro atifrac-<br />

tuum (4 1/2 nec5) et costulis transversis, numerosis^ par-<br />

vulis (3-4 majoribus alternantibus) facile distinguenda.<br />

Variât colore, tum palli<strong>de</strong> fulvido, fusco plus minusve ma-<br />

culato, tum violaceo-fusco, palli<strong>de</strong> fulvido longitudinaliter<br />

strigato, et margine columellari tum aurantio-fusco, tum<br />

pallidiore.<br />

42. Omphalotropis t^niata, Crosse.<br />

T. perforata,oblongo-conica, tenuiuscula, parum nitens,<br />

sublœvis, ad suturam spiraliter bisulcata, albida, zoîia<br />

fusca cingulata; spira subelongato-conica, apice subacute

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