530 P. S. Carpenter — Notes on Oreaster bulbiferus. 



5. Astrogonium mosaicus, Forbes, M.6.S. 2, p. 475 ; Dixon, Foss. Sussex, 334, 



t. 24, f. 26. Chalk Marl, Dover, Kent; Sussex. 



6. • Smithice, Forbes, M.G.S. 2, p. 474; Dixon, Foss. Sussex, 334, 



t. 22, f. 1, 2. L. Chalk, Burnham, Kent; Sussex. 

 (E.) Goniodiscus 1. BoiverbanMi, Forbes; Dixon, Foss. Sussex, t. 22, f. 4. TJ. Chalk, 



Kent. 

 2. compactus, Forbes ; Dixon, Foss. Sussex, t. 22, f. 3. TJ. Chalk, 



Haughton, Sussex. 

 3. Eunteri, Forbes, M.G.S. 2, p. 471 ; Dixon, Foss. Sussex, t. 21, 



f. 1. G. regulaiis, Mant. Med. I. p. 335. U. 



Chalk, Sussex; Kent. 

 4. Mcmtelli, Forbes, M.G.S. 2, p. 472 ; Dixon, Foss. Sussex, t. 23, 



f. 11, 12. G. seiiiilimatus, Mant. Med. I. p. 388. 



Asterias, Park. Org. Remains, 3, t. i. f. 1. U. 



Chalk, Kent ; Sussex. 

 5. P«>A-i««o«i, Forbes, M.G.S. 2, p. 472; Dixon, Foss. Sussex, 



t. 21, f. 10, 1 1, t. 22, f. 4, 5, 7 ; Ast. regularis. 



Park. Org. Eem. 3, t. i. f. 3. U. Chalk, Graves- 

 end, Kent; L. Chalk, Sussex, etc. 

 6. rectilineus, MK^oy, Ann. Nat. Hist. 1848, p. 408. U. Chalk, 



Norwich. 

 7. riigatus, Forbes, M.G.S. 2, p. 471 ; Dixon, Foss. Sussex, 330, 



t. 21, f. 2. U. Chalk, Kent ; Sussex ; Wilts. 

 8. sublunatus, Forbes, M.G.S. 2, p. 471. U. Chalk, Kent; 



Sussex. 

 9. uncatus, Forbes, M.G.S. 2, p. 472; Dixon, Foss. Sussex, 331, 



t. 21. f. 4, 5. U. Chalk, WHtshire. 

 (C.) Stellaster ( = Comptonia, Hosia, Gray). 



1. Comptoni, Forbes, M.G.S. 2, p. 476 ; Dixon, Foss. Sussex, 335, 



t. 22, f. 8. Greensand, Blackdown. 

 2. elegans, Gray, sp. ; Forbes, M.G.S. 2, p. 476; Dixon, Foss. 



Sussex, t. 22, f. 9. Comptoma,. Gvsij, Ann. Nat. 



Hist. 1840, p. 278. Greensand, Blackdown, 



Devon ; Folkestone, Kent. 



III. Oreaster, Miiller, 1840. 



1. Bvysti, Forbes, M.G.S. 2, p. 468; Dixon, Foss. Sussex, t. 21, 



f. 6. U. Chalk, Woolwich, Kent. 

 2. bulbiferus, Forbes, M.G.S. 2, p. 468; Dixon, Foss. Sussex, 



p. 328, t. 24, f. 7. (See Plate XII, ) U. Chalk, 



Bromley ; Northfleet, Kent ; Sussex. 

 3. coronahis, Forbes, M.G.S. 2, p. 467; Dixon, Foss. Sussex, 



t. 21, f. 7. L. Chalk, Washington, Sussex ; 



Burham, Kent. 

 4. obtusus, Forbes, M.G.S. 2, p. 468; Dixon, Foss. Sussex, 330, 



t. 21, f. 12. U. Chalk, Lancing, Sussex. 

 6. ocellaHis, Forbes, M.G.S. 2, p. 468; Dixon, Foss. Sussex, 329, 



t. 21, f. 13. U. Chalk, Kent; Sussex. 

 6. pistilliferus, Forbes ; Dixon, Foss. Sussex, t. 21, f . 15. U. 



Chalk, Kent; Wiltshire. 

 7. squamatics, Forbes, M.G.S. 2, p. 468; Dixon, Foss. Sussex, 



328, t. 23, f. 7. U. Chalk, Kent. 



IV. Ophiura, Lam. 1816. 



1. serrata, Eoemer, Kreide, t. 6, f. 23 ; Eeuss, Kreide, t. 1, 



f . 26. U. Chalk, Norfolk ; Gravesend, Charing, 

 Kent. 



Forbes's remarks on Oreaster are as follows : 



Genus Oreaster, Miiller and Troschel. 



" Very convex, more or less stellato-pentagonal Star-fislies, having 

 .strongly constructed skeletons, often bearing on the disk large 

 tubercles or spines. Two rows of large plates form the borders. 



