140 WORMS. MOLLUSCA. 3f> Asterias. 



125. A. membranacea. Rays broad, membranaceous, very 

 thin : beneath with 5 convex ribs. 



Br. ZooL iv t.$i.f. 59. Line A. stell. mar. t. \.f. 2. 

 Body flat, with a broad membrane between the rays. 



126\ A . gibbosa. Brown, very convex, covered with a 

 rough skin, with short broad rays slightly project- 

 ing. 



Borl. Cornw. t.. 25./. 25. 26. Linck. t. 3. n. 20. 



127. A. datlirata. Rays short, thick, cancelled above, 

 hirsute underneath. 



Linck. t. 14. n. 23. f* 7. «. 9. 5r. ZooL iv. n. 55. 



L28 A. oculata. Purple, with smooth dotted or punctu- 

 red rays divided nearly to the base. 



Br. ZooL t. 30./. 56. Linck. t. 36. n. 62. 



IS9. A. equestris. Disk tubercled : margin with oval 

 plates, with 3-6 tubercles on each : tentacula rather 

 clavate. 



Sowerby. Miscell. t. 63. Linck. t. 12. »v.2i. ft 26. ». 42.. 



J?<wJy red : r^jj a little projecting : plates on. the margin fur- 

 roundecL with fmall stud-like protuberances : feelers flattish, rather 

 clavate. 



130. A. glacialis. Disk with tubercles disposed in a cir- 

 cle : rays angular, the angles with prickly protube» 

 ranees. 



Linck. t. 38. 39. n. 69. Br. ZooL iv. n. 54. 



Body when alive rufous undulate with white, fometimes grey, 

 brown, or green : rays thick, lanceolate, with 5 or 7 prickly an- 

 gles: tentacula numerous, pellucid, with a row of fmall pinnules 

 each side. 



B. With 5 radiate or filiform rays. 



131. A. Caput Medusa?. With divided and repeatedly sub- 

 divided rays: disk and rays granular: mouth de- 

 pressed.. 



Barbut t. 10./. 12. Shaw Mi/cell, t, 103. 



Body pale red: rays divided, each of the divisions branching 

 into 2 others, which mode of fubdivision is continued to a vast 

 extent, gradually decreasing in size, till at length the ramifications 

 amount to many thoufands, forming a beautiful net-work. 



132. A. Ophiura. Disk scaly.: rays quadrangular,, with 

 a single row of scales down each. 



Br. ZooL iv, t. 32./. 62. Barbut. t. 10. f. 9. 



Body fmall, glabrous, white, grey, or reddish, orbicular, entire ^ 

 rays like a ferpents' tail, 4, times as long as the body, clothed, 

 with a row of divergent folid fcales. 



133. A. minuta. Body round, entire^ with long slender 

 hirsute rays. 



Tenby Coast., Brit. ZooL iv. n. 61, 



134. A.brachiata, Body nearly circular,, covered above 

 with oval scales in 10 alternate broad and narrower 

 rays : rays jointed, spinous down the sides. 



Montague Linn. Trans. 7. p. 84. 



Body hardly half an inch in diameter, the rays 7 or 8 inches long, 

 purplish-brown, rough between the arms with minute warts : ray* 

 furnished at the sides'with fmall moveable fpines at each joints 

 8 or 9 in a row, 



