OCR Text |
Show 256 MR. 6. B. SOWERBY ON NEW SHELLS. [Apr. 28, CONUS MITR.EFORMIS, var. PI P^FORMIS. (Pl. XXII. fig. 2.) C. testa angusta, cylindrica, albida, obscurissime striata. Hab. Mauritius. The more cylindrical form and more produced spire of specimens recently brought from the Mauritius, as compared with the original and subsequently published figures, led at first to the belief that they represented a distinct species. Most of the old specimens in cabinets agree with Bruguiere's figure, being thick at the upper part and granulated. The new variety is finely striated, with the colouring more continuous. CONUS TURRITUS. (Pl. XXII. fig. 14.) C. testa elongata, tenui, utrinque eleganter pyramidata, rosea, fiam-mulis rubescentibus infra medium interruptis ornata, ad basim acuminata, striata ; spira producta, gradata, acuminata ; anfractibus obscurissime undatis, acutissime angulatis, concavis, apice mamillato ; apertura rosea, labio postice profunde sinuato. Hab. Agulhas Bank, S. Africa. At first sight, this Cone is slightly suggestive of C. papillaris, but it has straight sides, a much more elevated and turreted spire, of which the sharply angulated whorls are not coronated, only very obscurely undated. CONUS FLORIDENSIS. (Pl. XXII. fig. 11.) C. testa solida, subfusiformi, alba, leevi, ad angulum lata, infra angulum fascia latissima subaurea longitudinaliter flammulata et maculis fuscis lineatim dispositis cincta ; spira pyramidali, gradata, producta, flammis castaneis brevibus ornata; apertura angusta, labio postice profunde sinuato. Hab. Florida (Mr. Waters). A beautifully coloured shell, with moniliform markings, somewhat resembling C. delessertianus in general appearance. CONUS TEGULATUS. (Plate XXII. fig. 12.) C. testa subangusta, distanter et eequaliter sulcata, inter sulcos plani-lirata, super sulcos maculis linearibus in fasciis duabus majoribus longitudinaliter flammulata, sulcis concentrice sculptis; spira con-cavo- acuminata, angulo acuto; anfractibus spiraliter striatis et concentrice cancellatis. Hab. China Seas. The chestnut linear spots, arranged in longitudinal flame-like bands, and thickened in two spiral bands, give a tessellated appearance to this pretty little sulcated shell. CONUS TENUISULCATUS. (Pl. XXII. fig. 10.) C. testa parva, acuminata, medio et infra tenuiter et distanter sulcata, albida, griseo fasciata, maculis castaneis seu fulvis medio et infra bifasciata; spira acuminata; anfractibus angulatis, maculatis. Hab. ? |