BULIMUS. 



Plate XLI. 



Species 254. (Mus. Dcnnison.) 



BuLiMUS SUBSEMICLAUSDS. Bill, testa suhabbreviato-ovatd, 

 temdculd, ventricosd, a»/mctibus quinqne, lavibus, vel 

 sub lente minutissime impresso-striatis, anfractu ultimo, 

 subangulato ; columella, depressd, labro peculiariter 

 plaiio-rejiexo ; ladeo-albidd, obscure fusco-cingnlatd, 

 pmiclis opaco-albls fusco-imibratis notatd, castaned 

 circa columellam. 



The partially-closed Bulimus. Shell somewhat ab- 

 breviately ovate, rather thiu, ventricose, whorls five in 

 number, smooth or very minutely impressly striated 

 under the lens, last whorl slightly angulated ; colu- 

 mella depressed, lip peculiarly flatly turned inwards; 

 yellowish-white, obscurely belted with brown, marked 

 with brown-shaded opakc white dots, chesnut around 

 the columella. 



Petit, Magasin de Zoologie, 1843, MoU. pi. 66. 



Hob. Santa Fe di Bogota. 

 This singidar species may at once be recognised by the 



curioiis inwardly reflected growth of the bp. 



Species 255. (Mus. Cuming.) 



BuLiMUS MARMAEINUS. Bul. testd subci/Uiidraceo- 

 obhngd, nmbilicatd, anfractibiis sex ad septem, concen- 

 trice sttbrude striatis ; columelld subplicatd et late 

 plano^efiexd, labro vixreflexo; albidd, castaneo fascia- 

 tim maculatd et lonffitudiualiter uudatd. 



The marbled Bulimus. Shell somewhat cyUndrically 

 oblong, umbiUcated, whorls six to seven in number, 

 concentrically somewhat rudely striated ; columeUa 

 slightly plaited, and broadly flatly reflected, Up 

 scarcely reflected ; whitish, spotted in a banded 

 manner and longitudinaDy waved with chesnut. 



D'Okbigny, Voy. dans I'Amcr. Merid., p. 310. pi. 39. f. 

 11, 12. 



Hab. YuBgas, Bolivia (under dead leaves aud stones in 

 woods near the river MeguUla); D'Orbigny. 



Characterized by a waved pattern in the painting as 

 well as by a peculiar roundness of form. 



256. (Mus. Cuming.) 

 Bulimus canaliculatus. Bul. testd subfusiformi- 

 ovatd, basi peculiariter compresso-carinatd et umbili- 



catd, anfructibus sex ad septem, convexis, loi/ijitiidi- 

 ualiter rugoso-striatis ; colwmelld reflexd, aperturd 

 oblongd, inferne conspiciie canaliculatd ; albidd, pur- 

 purascente-spadiceo strigatd et marnioratd, intuspurpn- 

 rascente. 



The channelled Bulimus. Shell somewhat fusifornity 

 ovate, pecidiarly compressly keeled and umbilicated 

 at the base, whorls six to seven in number, convex, 

 longitudinally roughly striated ; columella reflected, 

 aperture oblong, conspicuously channelled at the 

 lower part ; whitish, streaked and marbled with 

 pm-pUsh bay, interior purplish. 



Pfeiffek, Pro. Zool. Soe., 1845. p. 68. 



Hab. New Granada. 



Chiefly remarkable on account of its abruptly contracted 

 growth at the base, which looks pushed inwards as it were. 



Species 257. (Mus. Adamson.) 

 Bulimus Lyonnetianus. Bul. testa pyramidali-conicd, 

 basi latissime et abrupte augulald, profundi umbilicatd, 

 anfractibiis octo, longitudinaliter rugoso-striatis, striia 

 apieem versus elevatioribus et regulariius, anfractu 

 ultimo sinistrorsum gibboso-producto ; aperturd ovatd, 

 labro reflexo ; albidd, epidermide flavicante indutd. 

 Lyonnet's Bulimus. Shell pyramidally conical, very 

 broadly and abruptly angled at the base, deeply um- 

 bdicated, whorls eight in number, longitudinally 

 roughly striated, striae more elevated and regular 

 towards the apex, last whorl gibbously produced on 

 the left side ; aperture ovate, lip reflected ; whitish, 

 covered with a yellowish epidermis. 

 Eelix Li/omietiana, Pallas, Spicilegia Zoologica, vol. x. 

 pi. 3. f. 7, 8. 



Trochus Lyonnetianus, Chemnitz. 

 Trochm distortus, GmeUn. 

 Helix distorta, BmTows. 

 Fu2>a imdioUnus, Bowditch. 

 Hab. Mauritius. 



This remarkable species, which partakes very much of 

 the character of certain Pupce, was originally named by 

 Pallas, in honour of M. Lyounet, an eminent anatomist 

 and anatomical engraver of the last century, resident at 

 the Hague. 



October, 1848. 



