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Journal de conchyliologie

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— 141 —<br />

9. SucciNEA Nevilli, Crosse.<br />

T. imperforata, suhovata, leviter inflata^ striis incre-<br />

menti tenuibus longitudinaliter impr'essa, palli<strong>de</strong> luteo-<br />

albida, unicolor; spira mediocriter elongata, apice obtu-<br />

sulo; sutura linearis ; anfracius vix ^ conveœi, ultimus<br />

spircwi superans, inflatus, hasi rotundatus ; apertura subobliqua^<br />

ovata, concolor ; peristoma simplex, acutum.—<br />

Long. 6, diam. maj. 4 mill. (Coll. Crosse.)<br />

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

insula Mauritiana et in insula Borbonica. (E. Dupont.)<br />

10. Cyclostoma h^mastomum, Anton.<br />

Var.(èRodrigueze7isis.—Minor, numéro anfractuum 4 1 /2<br />

[nec 5) mimita, sulcis spiralibus paulo minus numerosis<br />

{in anfractu penultimo :: 12 : 14). — Diam. maj. 8 1/2,<br />

min. 7, ait. 8 1/2 mill. Apertura vix 4 mill. longa,<br />

3 \ l'Hâta. (Coll. Crosse.)<br />

Habitat in insula Rodriguez dicta, f'requentissima (A.<br />

Desmazures.)<br />

Obs. Variât colore, ut forma typica, cingulo f'usco an-<br />

fracius ultimi sœpe déficiente. Forma typica et varietas<br />

apice obtuso, lœvi et sutura canaliculata simillimœ. In<br />

forma typica, anfr. 5 {nec 5 \j'i,ut Cl. Pfeiffer (1) asserit)<br />

semper vidi.<br />

11. Cyclostoma Desmazuresi, Crosse.<br />

T. umbilicata, turbinata, tenuiuscula sed solidula, cas-<br />

tulis transversis, inœqualibus impressa, aliis (3-4) majo-<br />

(1) Monog. Pneuraon., p. 186, 1852.

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