no. 1S08. RECENT AFRICAN CRINOIDS— CLARK. 37 



CROTALOMETRA PORRECTA (P. H. Carpenter). 



Antedon porrecta P. H. Carpenter, Challenger Reports, vol. 26, Zoology, 1888, 



p. 250, pi. 52, figs. 3-5. 

 Antedon {Crotalometra) porrecta Kozhler and Vaney, Bull, du mus. d'hist. nat., 



1910, No. 1, p. 32. 



Locality. — Near Ascension Island (lat. 7° 54' 20" S.; long. 14° 28' 

 20" W.). 



Depth. — 420 fathoms. 



Bottom. — Volcanic sand. 



Remarks — MM. Koehler and Vaney record this species from the 

 Bay of Biscay (lat. 45° 19' N.; long. 6° 29' W.) in 1,480 meters; it 

 thus probably occurs on the coast of Morocco. 



CROTALOMETRA FLAVA (Koehler). 



Antedon flava Kcshler, Rev. biol. du nord de la France, vol. 7, 1895, p. 475. 

 Antedon {Crotalometra) flava Kcehler and Vaney, Bull, du mus. d'hist. nat., 

 1910, No. 1, p. 31. 



Locality. — South of the Canary Islands (lat. 25° 39' N.; long. 18° 

 22' W.). 



Depth. — 882 meters. 



This species was, previous to 1910, only known from the Bay of 

 Biscay, where the type was dredged by the Caudan in 1,480 meters. 



Genus THALASSOMETRA A. H. Clark. 

 THALASSOMETRA LUSITANICA (P. H. Carpenter). 



Antedon lusitanica P. H. Carpenter, Proc. Roy. Soc. Edinburgh, vol. 12, 1884, 

 p. 368; Challenger Reports, vol. 26, Zoology, 1888, p. 109, pi. 39, figs. 1-3; 

 Journ. Linn. Soc. (Zool.), vol. 24, 1892, p. 65. — Kxehler, Echinodermes prov- 

 enant des canipagnes du yacht Princesse- Alice, 1909, p. 267, pi. 1, figs. 7,8; 

 pi. 32, figs. 12-14. 



Thalassomctra lusitanica A. H. Clark, Smiths. Misc. Coll. (Quarterly Issue), 

 Issue), vol. 50, 1907, pt. 3, p. 360. 



Antedon (Crotalometra) lusitanica Ko^h^er and Vaney, Bull, du mus. d'hist. 

 nat., 1910, No. 1, p. 31. 



Localities. — Madeira; from the Brazilian cable, near Funchal; south 

 of Funchal (lat. 32° 39' 20" N.; long. 16° 40' 55" W.; lat. 32° 32' 

 30" N.; long. 17° 02' W.; and lat. 32° 34' N.; long. 17° 02' 45" W.); 

 off the southeast coast of Teneriffe, Canary Islands (lat. 28° 04' N.; 

 long. 16° 49' 30" W.) ; near Mogador, Morocco (lat. 31° 43' 30" N.; 

 long. 10° 46' 45" W.) ; between Madeira and Morocco (lat. 33° 17' 

 N.;long. 11° 23' W.). 



Depth.— 900-2,165 meters. 



THALASSOMETRA OMISSA (Koehler). 



Antedon omissa Koehler, Echinodermes provenant des campagnes du yacht 

 Princesse- Alice, 1909, p. 268, pi. 33, fig. 10. 



Locality. — Off the southeastern coast of Teneriffe, Canary Islands. 

 Depth.— 1, 330-1, 349 meters. 



