Ji. Rathbun — List of the Brazilian Echinoderms. 153 



being more common there than any otlier species. It undergoes con- 

 siderable variation as regards shades of coloration, but is otherwise 

 quite constant in its characters. 



Parahyba do Norte ; Rio Formoso, Pernambuco ; very abundant 

 (Branner), Plataforma, Mar Grande, Mapelle, and nearly everywhere 

 along the shores of the Bay of Bahia; also dredged in about 4 

 fathoms in front of the city of Bahia (Rathbun). Abrolhos Islands, 

 abundant (Ilartt, '67; Rathbun). Near Bahia; lat. 11° 49' S., long. 

 37° 27' W. G. ; off Cape Frio, 35 fathoms; Rio de Janeiro Harbor, 

 (H. E.). Rio de Janeiro (Liitken, coll. by Prof. Kroyer ; Mull, and 

 Trosch., in the Museiim at Vienna). Southern Brazil (Ljungman). 

 Florida, shore to 50 fathoms ; West Indies ; Yucatan (Lym.). As- 

 pinwall ; Barbadoes (H. E.). 



Ophiothrix Suensonii Lutkeu. 



Vidensk. Meddel., Jan., 1856, p. 16; Lyman, Illust. Oat., No. I, p. 157, 1865. 



Lat. 22" S., long. 40° W. G., sandy bottom, depth not recorded ; 

 obtained by the Bi-azilian cable repair steamer "Norseman," 1876, 

 (identified by Mr. Theo. Lyman). West Indies; Carthagena, New 

 Granada (Lyman). Barbadoes, 100 fathoms (H. E.) 



Ophiactis Krebsii Lutkeu. 



Addit. ad Hist. Opl)., p. 126, 1859; Lyman, Illust. Cat., No. 1, p. Ill, 1865; Ver- 

 rill, Trans. Conn. Acad., i, p. 366, 1868. 



Plataforma, Bay of ]>ahia, only a few specimens obtained (Rath- 

 bun). Abrolhos Islands (Hartt, '67). Near Island of Paqueta, Bay 

 of Rio de Janeiro, 3-4 fathoms, five specimens dredged (Rathbun). 

 The majority of the specimens o1)tained had si.x arms. S. Carolina 

 — Florida; Bahamas; St. Thomas (Lyman). 



Ophiactis Miilleri Liitken. 



Addit. ad Hist. Oph., p. 127, 1859; Lyman, Illust. Cat., No. I, p. 109, 1865. 



Off the Abrolhos Islands, 30 fathoms (H. E.). Florida; West 

 Indies (Lyman). 



Hemipholis cordifera (Bose) Lyman. 



Illust. Cat., No. I, p. 137, 1865. 



Southern Brazil (Ljungman). S. Cai'olina (Lyman). 



