ZIZYPHINUS 



Plate VII. 



Species 46. (Mu3. Cuming.) 



ZlZYPlllNUS ALABASTKUM. ZizT/ph. testd suhlate conicd, 

 tenui, sordide albd, anfractibus convexis, spiraliler ca- 

 riuatis, caiinis Icevibus, circa apicem (jrannlatis, dis- 

 tantibiis, interstiliis late excavatis, pro'cipue ad stitnras, 

 atifraclu ultimo iumldo-producto . 



The alabaster Zizyphinus. Shell rather broadly co- 

 nical, thin, dull white, whorls convex, spirally keeled, 

 keels smooth, granulated round the apex, distant, in- 

 terstices broadly excavated, especially at the sutures, 

 last whorl tumidly bulging. 



Margarita alabastrum. Beck, Loven, Index Moll. Scan. 

 p. 20. 



TrocJim formostis, Forbes. 

 Trochiis alabastnim, Forbes and Hanley. 

 Zi:yphi)iiis alabaslrum, Adams. 



Ilab. North European Seas. 



Some doubt exists as to whether this interesting pro- 

 minently-keeled Zizyphinus, which is a boreal European 

 species, is not the same as a North American species de- 

 scribed by Mighels and Adams in the ' Journal of the 

 Natural History Society of Boston ' for 1841, with the 

 name Trochus occidmtalis. 



Species 47. (Mus. Cuming.) 



Zizyphinus fragum. Zi-yph. testa conicd, sordide albd, 

 fiiscesceiite pallide iessellutd, anfractibus convexo-de- 

 cUvibus, spiraliter dense granatis, granis amplis, pa- 

 pillnribiis. 



The strawberry Zizyphinus. Shell conical, dull white, 

 faintly tessellated with brown, whorls convexly sloping, 

 spirally closely grained, grains large, papillary. 



Troclmsfragmn, Philippi, Zeitschr. fiir Malac. 1848. p. lOG. 



Ilab. Australia. 



A large-graiued shell, faintly tessellated with violet- 

 brown. 



Species 48. (Mus. Cuming.) 



Zizyphinus comptus. Zizyi^h. testd erecto-conicd, sor- 

 dide albd, ad marginem basalemfusco sparsini puuciatd, 

 anfractibus declivi-convexis, ad suturas iwpressis, mi- 

 dique seriatim granulatis. 



The neat Zizyphinus. Shell erectly conical, dxdl white 

 sparsely dotted with red-brown at the basal margin, 

 wdiorls slopingly convex, impressed at the sutures, 

 encircled throughout with rows of granules. 



Adams, Pro. Zool. Soc. 1854, p. 38. 



Hab. New Caledonia. 



A rather soHd, dull, semitransparent shell, «-ith indi- 

 cations of brown dots about the basal margin. 



Species 49. (Mus. Cuming.) 



Zizyphinus Japonicus. Zizyph. testd elevato-conicd, 

 purpuredet rufd,fiammis albidis variegatd vel reticu- 

 lata, basi punctatd, anfractibus plano-declivibus, Iam- 

 bus, prope sutm-as lineari-incisis. 



The Japan Zizyphinus. Shell elevately conical, purple 

 and red, variegated or reticulated with white flames, 

 base dotted, whorls flatly sloping, smooth, linearly 

 engraved next tlie suture. 



Adams, Pro. Zool. Soc. 1851. p. 107. 



Hab. Japan. 



Variously reticulated and articulated with white, of the 

 same smooth ricldy-painted type as Z. pohjchroma. 



Species 50. (Fig. 50, 51, Mus. Cuming.) 



Zizyphinus Mac-Andeete. Zizyph. testd conicd, soli- 

 diuscidd, albidd, ustulato-purpureo iessellato-strigatd, 

 anfractibus supernii coneavo-impt-essis, deinde tumido- 

 rotunda.tis, undiqne spiraliter grano-liralis. 



Mac-Andrew's Zizyphinus. Shell conical, rather solid, 

 white, tessellately streaked with bui-nt-purple, whorls 

 concavely impressed round the upper part, then tu- 

 midly rounded, spirally grain-ridged throughout. 



Carpenter, Cat. Reigen Coll. p. 232. 



Hab. Mazatlan, Panama. 



Tessellately streaked in a characteristic manner witli 

 burnt-purple or blood-colour. 



Species 53. (Mus. Cuming.) 

 Zizyphinus flammiger. Zizyph. testd acute elevato- 



Januarv, 18C3. 



