SPONDYLUS. 



Fig. -HO. (Mus. Cumin-.) 

 A variety of .5^. coccineus, showing the purple-rayc 

 painting and prickly margin. 



Species 64. (Mus. Cuming.) 

 Spondylus nux. Spond. testa sxihcjloJiom, quinqueUratd 



et striata, liris squamatis, squamis late ramose sjiatJiii- 



latis et foriiicatis ; saturate corallo-rubrd. 

 Thk nut Spondylus. Shell subglobose, five-ridged and 



striated, ridges scaled, scales broadly ramosely spa- 



f hulnte and vaulted ; deep coral-red. 

 Hah. ? 



A small dark coral-red species, in which the scales, few 

 in number, are broadly ramosely spatbulate and elegantly 

 vaulted. 



•Species 65. (Fig. a, Mus. Cuming; fig. b, Mus. Hanley.) 

 SpoNBYLUS MICKOLEPOS. Spoiul. testd ovatd, irregulari, 

 radiatim liratd et striatd, liris striisque gemmatis, 

 versus margiitem retu-se brevisquamatis ; vivide corallo- 

 rubrd. 

 The small-scaled Spondylus. Shell ovate, irregular, 

 radiately ridged and striated, ridges and strise beaded, 

 bluntly short-scaled towards the margin ; bright 

 coral-red. 

 Lamakck, Anim. sans vert. vol. vii. p. 190. 

 Hab. China. 



The radiating ridges and striae of this species are dis- 

 tinguished by a peculiar short-scaled blunt beaded sculp- 

 t\u-e, which differs from that of all other species of the 

 2,enus. 



Species 66. (Mus. Cuming.) 

 •Spondylus Layakdi. Sjmiid. testa irigono-ovatu, irregu- 

 lari, radiatim dvim striata, vi.r liratd, sparsim mu- 



ricato-squamatd ; iiitiiisi- purpurea, versus uuibouem 

 nll/idd. 



Layard's Spondylus. Shell triangularly ovate, irre- 

 gular, radiately densely striated, scarcely ridged, 

 sparsely prickly scaled ; dark purple, whitish towards 

 the umbo. 



Hah. Ceylon. 



A dark purple species, of rather thin substance and 



irregular growth, densely striated and sparsely prickly 



scaled. 



Species 67. (Mus. Cuming.) 

 Spondylus tenellus. Spond. testd ovatd, radiatun 

 teuuiliratd, interstitiis minute striatis, liris eximii 

 brevisquamatis ; cocciueo-rufd, squamis pallidis. 

 The delicate Spondylus. Shell ovate, finely radiately 

 ridged, the interstices minutely striated, ridges deli- 

 cately shortly scaled ; scarlet-rose, scales pale. 



Eab. ? 



The sculpture of this species is of a characteristic mi- 

 nute pattern, and the colouriug of almost transparent de- 

 licacy. 



Species 68. (Mus. Cuming.) 



Spondylus dioitatus. Spond. testd late ovatd, radiatim 

 liratd, I Iris acideis tenuibm et squamis peculiariter 

 trifurcathu ramosis dense obsitis ; aurantio-mfd, squa- 

 mis interdum luteo-tinctis. 



The fingered Spondylus. Shell broadly ovate, radi- 

 ately ridged, ridges densely beset with fine prickles 

 and peculiarly three-forked branched scales ; orange- 

 red, scales sometimes tinged with yellow. 



SowEEBY, Pro. Zool. Soc. 18-17, p. 87. 



Hah. Bermudas; Belcher. 



Remarkably distinguished from all other species of the 



<;enus by the pretty three-forked termiuatiuu of the scales. 



June, 1856. 



