Recent Species of Ovulum. 161 



dian Archipelago may with more propriety claim this interesting and ge- 

 nerally valued shell as a native of their coasts. It is the Weaver's Shut- 

 tle of Enghsh collectors. La Mavette of the French. 



Ovulum aciculare, 

 Lam., Anim. sans. vert. VII. 369. 

 0. testa oblongd, angustd, cinereo-violasceseentej lahio externa, colu- 

 melldque rectis; canali siiperiore extus carinam obtusam efformante/ 

 lahio externa vix incrassato, props basin subangulato; columella 

 infra medium suhsulcatd; long. -J-^, lat. -y\, poll. 

 Var. 1. testa albicante, vel flavicante, hnea columellari violacea. 

 Var. 2. testa violacea, ventricosiuscula. 

 Var. 3. testa flavicante, ventricosiuscula. 

 Hab. ad littora Insularum Indiae Occidentalis. Mus. Goodall, nost., &c. 



Desc. Shell oblong, narrow, dull violaceous ; columella and outer 

 lip straight; upper canal forming an obtuse keel on the outside; outer 

 lip scarcely thickened, slightly angular near the base, columella vvdth a 

 slight longitudinal groove near and rather below the middle. 



We have several varieties of this species, both in colour and form : the 

 first is w^hite, with a violet line along the middle of the columella; 

 another is of a sulphur colour vnth a similar violet line ; a third is rather 

 more ventricose and of a violet colour, and the fourth of a greenish 

 yellow, and of the same form. It is a native of the West Indies. 



Ovulum patulum. 

 0. testd tenui, ovato-oblongd, medio subventricosd, superne coarctatd; 

 aperturd latiusculd; lahii externi margine arcuato, acuto y columelld 

 supernk uniplicatd, prope basin longitudinaliter sulcato-impressd/ 

 long. 1, lat. -J^, poll. 



Bulla patula, Auctorum Britannieorum. Simnia patula. Leach. 

 Hab. in mari Britannico. Mus. nonnull. 



Desc. Shell thin, ovate-oblong, ventricose in the middle, and con- 

 tracted at the upper extremity ; aperture rather wide, margin of the 

 outer lip arched, acute ; columella forming a single fold at the upper 

 end, flexuous and longitudinally grooved near the lower extremity. 



