SPONDYLUS, 



Species 25. (Fig. a, h, Mus. Cuming.) 

 Spondylus foliaceus. Spond. testa, orbicularis valdi 

 (jihhom, valvis siibaqualilius, radiatim costatd, costis 

 latis, obtims, subsuperjiciariis, lonffiticdinaliter siilca- 

 tis, sex principalibus spinosis, spuds interdum distauti- 

 htts prcelongis, interdum brevioribus, pitkherrimi fivi- 

 briato-spathulatis ; albidd,purpura»ce)ite-rospO plus mi- 

 nus vivide pietd. 

 The foliated Spondylus. Shell orbicular, very gib- 

 lious, valves nearly equal, radiately ribbed, ribs broad, 

 obtuse, somewhat superficial, longitudinally grooved, 

 six principal ribs spinous, spines sometimes distant, 

 very long, sometimes shorter and beautifully fimbri- 

 ately spathulate ; whitish, more or less vividly painted 

 with purple-rose. 

 Chemnitz, Conch. Cab. vol. vii. p. S5. pi. 4(1. f. 472,473. 

 Spoudylns midlilamellatus, Lamarck. 

 Spondylus Petroselinum, Sowerby. 

 Hab. Philippine Islands ; Cuming. 



This species, of which a very characteristic figure ap- 

 pears in Chemnitz' ' Conchylien Cabinet,' is finished with 

 large distant spines, sometimes beautifully fimbriately 

 spathulate at the extremitv. 



Species 36. (Mus. Cuming.) 

 Spondylus ducalis. Spoud. testa triyoiiu-ovatd, valvis 

 subeequalibits, radiatim dense serrato-striatis, costis sex 

 principalibus siiperfciariis, sqnamis amplis spathulatis 



iviij'erli,,! n-y II I artier iirnmtis ; squamis alhis, niriis i/i- 

 lersUtialiljus candeo-uiyro tinctis vt p2(iictatis. 



The ducal Spondylus. Shell triangularly ovate, valves 

 nearly equal, radiately densely serrately striated, six 

 principal ribs superficial, closely regularly armed with 

 large scales ; scales white, interstitial striw stained and 

 dotted with blue-black. 



Chemnitz, Conch. Cab. vol. vii. p. 89. pi. 47. f 477, 47.S, 

 Spondylus spatayus, Chemnitz. 

 Spondylus spatltuliferus, Lamarck. 



Hab. Philippine Islands ; Cuming. 



Variable rather in growth, but always distinguisheil by 



the contrast of the rows of white scales upon the blue-grev 



ground of the interstices. 



Species 27. (Mus. Cuming.) 



Spondylus lingua-felis. Spond. testa oblonyo-ovutd, 

 depressinscnld, spinis prirvis brevibus, subsquamulatis, 

 inidiipti- ite,t>,r ,,' , ./,N , ii'xro-aurantid, circa uinlio- 

 uem iiilrntii,,, , , ; .. • -rnseo tinctd. 



The cat's-toxi.i 1 ^iw,M,iirs. Shell oblong-ovate, 

 I'ather depressed, everywhere densely prickled with 

 small short subsquamate spines ; brownish-orange, 

 sometimes tinged with purple-rose around the nmbd. 



SowEHBY, Pro. Zool. Soc. 1847. 



Hab. ? 



Curiously distinguished by its flat-spread oblong growtii, 

 prickled throughout with small close-set spines. 



