Bretu—On the Echinoderm Fauna of the Island of Ceylon. 651 
32. TOXOPNEUSTES PILEOLUS. 
Echinus pileolus. Lamarck, Anim. s. Vert., i1., p. 45. 
Toxopneustes for E. pileolus. Agassiz, Observ. sur les progrés récens de Vhist. 
nat. des Echinodermes, p. 7; A. Agassiz, Rev. Ech., p. 167. 
33. TRIPNEUSTES ANGULOSUS. 
Cidaris angulosa. Leske, Addit., p. 92. 
Tripneustes sardicus. Agassiz and Desor, Ann. Sci. Nat. (3), vi., p. 363. 
Tripneustes angulosus. Dujardin and Hupé, Echinodermes, p. 533; Bell, 
P. Z. 8., 1879, pp. 657 and 661. 
Hipponoe variegata. A. Agassiz, Rev. Ech., p. 135; Walter, Jen. Zeitsch., 
p. 875. 
34. TEMNOPLEURUS TOREUMATICUS, 
Cidaris toreumatica. Leske, Addit., p. 155. 
Temnopleurus toreumaticus. Agassiz, in Valentin’s Anat. du genre Lchinus, 
p. vil.; A. Agassiz, Rev. Ech., p. 166; Bell, P. Z. 8., 1880, p. 424. 
This species was collected by Mr. E. W. H. Holdsworth. 
35, SALMACIS BICOLOR. 
Salmacis bicolor. Agassiz, in Valentin’s Anat. du genre Echinus, p. viii (not 8); 
A. Agassiz, Rey. Ech., p. 156; Bell, P. Z. S., 1880, p. 428. 
36, SALMACIS SULCATA. 
Salmacis sulcatus. Agassiz and Desor, Ann. Sci. Nat. (3), vi, p. 359. 
Salmacis sulcata. A. Agassiz, Rey. Ech., p. 156. 
This species is inserted on the authority of Mr. Alex. Agassiz. 
387. ECHINOMETRA LUCUNTER,. 
Cidaris lucunter, Leske, Addit., p. 109. 
Echinometra lucunter, De Blainville, Actinologie, p. 225; A. Agassiz, Rev. 
Ech., p. 115; Bell, P. Z. S., 1881, p. 423. 
38. ECHINOMETRA OBLONGA. 
Echinus oblongus. De Blainville, Dict. Sci. Nat., s. v. Oursin, vol. xxxvii., 
p: 99. 
Echinometra oblonga. Id., Actinol., p. 225; A. Agassiz, Rey. Ech., p. 116. 
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