WORMS MOLLUSC A. 52. Echinus. 135 



With 5 divided and fubdivided rays : difk and rays granu- 

 late ; mouth deprefTed 



Naiur Mi/tell, tab. 103. Barbut. tab. 10, fig. 12. 



linck. tab. 18. Jig, 29 t. 19 /. 30. A 20./. 32, 



&£« Af«/. 3. /«£. q.fg. I> 2. /. 11./ I. 



Knorr. delic. nat. tab. G, Mart. Spitz,, tab, V,fig. E. 



Inhabits mod Seas, and is an extremely curious iea animal : the 

 5 rays dividing into 2 fmaller ones, and each of t.hefe dividing 

 again into 2 others ; which mode of regular fubdivifion is 

 continued to a vaft extent, gradually decreafmg in fize., till at 

 length the ramifications amount to many thoufands, forming 

 a beautiful net work. Its colour is fometimes pale or reddifhr 

 white, fometimes brown, 



Rays divided and fubdivided: difk papillous and with the 

 rays granulate: mouth a little raifed. 

 Jiinck. tab. 29. fig. 48. t. 30./. 40,. Bumpf. Muf tab, 16. 

 Inhabits the Cope of good Hope. Body fulvous. 



Qligaetes, Rays very long and fimple, with 2 acute moveable ftyles at 

 each joint. 

 Pall. no<v. afl. Petrop, 2. p. 239; tab, 6. fig. 23 A, B. 

 Found near the Ifland CaraJ/o<w r adhering to Gorgonise,. 

 Body pentangular minute Qch.raceo.us and rather hard. 



NiprifM; With 5 jointed rays covered with imbricate fcales aboye, and 

 lateral patulous ramifications: difk obtufely pentan- 

 gular and granulate. 

 Inhabits-^ — -~Muli. Zool. Dan. 3. p. 20. tab. cft.fig, f~4. 



Tricolor. With five jointed rays pe&inate at the fides, the ramifica-- 

 tions rough: difk hifped 

 Inhabits Faroe IJland. Mull.. Zool. Dan 3. tab, 97 fig, 1— c. 



Fragilis 9 Difk orbicular muricate, fpmous on the back : rays 5, 

 jointed and pectinate ac the iides, the ramifications 

 ferrato-muricate. 

 Inhabits North Seas. Mull. Zool, Dan 3. tab. <)8*fg. i«— 3^ 



52. ECHINUS. Body ronndifh, covered 

 with a bony futuied craft, and generally 

 furnifhed with moveable fpines.; mouth 

 placed beneath, and molily 5-valved. 



&ta~urchin* 



