SPONDYLUS. 



Species 35. (Fig. n, h, Mus. Cuming.) 



Si'OXBYLfS Cu.MiNoli. Hpond. testa suborhiadari, de- 

 prcmusciila, radiotha dome imbiicato-liratd, costis 

 iiamque principalibus subdidantibus, costis spiiiosis, 

 Hpiitk longia, fortibns, inlerduni palmath, ad latera 

 pi-cid'mrUi'r jimbriata ; aurnntio-rufd. 



('i-Mi\r,'s Spondylus. Shell nearly orbicular, rather 

 depressed, radiately densely imbricately ridged with 

 five principal rather distant ribs, ribs spined, spines 

 long, strong, sometimes palmated, curiously fimbri- 

 ated at the sides ; orange-red. 



SowLKHV, Pro. Zool. Soc. 1847, p. SG. 



Hah. Japan. 



Thi* species, which is inliuiately allied to the S. rwjim 

 and imperiaUs, is beautifully characterized by a peculiar 

 tiinbriated structure along the sides of the spines. 



Species 'id. (Mus. Cuuiing.) 



SvoxDYLUS CAMURUS. Spoiid. iestd siibtrii/oiui, irrci/ii- 

 luri, depressd, 7-adicdim costatd, contis rude squamcdis, 

 squaittis erectia, interstit'ds imbricato-striatis ; cal- 

 careo-albd, kic ilUc purpureo-violaceo tinctd et macii- 

 hdd. 



Thk CRUMl'LED Sl'OMDYLUS. Shell somewhat triangular, 

 irregular, depressed, radiately ribbed, ribs rudely 



scaled, scales erect, interstii-es imbricately striated ; 



chalk-white, here and there stained and spotted with 



purple-violet. 

 Hab. Philippiue Islands ; Cuming. 



Of white chalk-like aspect, stained here and there with 

 purple-violet, irregular in growth, rayed with rows of 

 short erect scale-like spines. 



Species 37. (Mus. Cuming.) 

 Spondylus unicolor. Spond. testa SKbob/iqite Irigond, 

 snbrrqiiicaki, cram, va/de gibbosd, radiatim costatd 

 et lirald, costis lirisque rudibtis, irregulanbits, pru- 

 Mixciie obtuse sqtiamatis, squamis depresse palniatis ; 

 iidetise corallo-rnbrd. 

 The one-colodred Spondylus. Shell somewhat ob- 

 liquely triangular, nearly equivalve, thick, very gib- 

 bous, radiately ribbed and ridged, ribs and ridges 

 ruue, irregular, promiscuously obtusely scaled, scales 

 depressly palmate; deep coral-red. 

 SowERBY, Pro. Zool. Soc. 1847, p. 86. 



I Hab. ? 



A solid gibbous shell, nearly equivalve, of rather oblique 

 growth, beset with four or five rows of irregular distortedly 

 palmated scales, the intermediate ridges being sculptured 

 I with smaller scales, more crowded towards the margin. 



.May, 13.56. 



