NO. 15 RECENT CRINOIDS IN BRITISH MUSEUM CLARK 23 



AMPHIMETRA NEMATODON (Hartlaub) 



Antedon milberti 1884. Bell, "Alert" Report, p. 156 (1). 

 i. Port Molle, Queensland; 12-20 fathoms. — One small specimen. 



AMPHIMETRA ANCEPS (P. H. Carpenter) 



Antedon clemens 1888. P. H. Carpenter, " Challenger " Report, Comatulae, 



p. 229 (2). 

 Antedon anccps 1888. P. H. Carpenter, T. c, p. 254 (1). 



i. " Challenger " Station No. 212.— -Three specimens ; these appear 

 to be small specimens of the species which I described in detail under 

 the name of Craspedometra aliena (Proc. U. S. Nat. Mus., vol. 37, 



P- 30- 



2. " Challenger " Station No. 212. — One specimen ; this most cer- 

 tainly represents the same species as do the preceding. 



AMPHIMETRA PRODUCTA (A. H. Clark) 



? Antedon lavissima Brit. Mus., MS. (1). 



1. FadiffolUj Maldives. — One ten armed specimen ; there are 23-25 

 cirrus segments which from the tenth onward bear small dorsal 

 spines; the segments of the lower pinnules have slightly projecting 

 and spinous distal ends. 



AMPHIMETRA FLORA, new species 



Antedon Icevissima 1902. Bell, in Gardiner, Fauna and Geography of the 

 Maldive and Laccadive Archipelagoes, vol. 1, part 3, p. 224 (1, 2, 3). 



Description. — The cirri are XV, 30, stout, as in A. milberti; all the 

 segments are subequal, and all are broader than long, the longest 

 being about one-third broader than long ; the tenth and following bear 

 prominent and sharp dorsal spines. 



There are twelve arms 170 mm. long. 



The longest proximal pinnules are about 20 mm. long and rather 

 slender ; the distal ends of their segments are perfectly smooth ; the 

 earlier segments are strongly carinate. 



1. Mnlan, Maldives. — One specimen, from which the preceding 

 description was taken. 



2. Mulan, Maldives. — One specimen with ten arms 180 mm. long, 

 similar to the preceding ; the cirri, as in the specimen described, are 

 stout, strongly curved, and about 20 mm. long ; the proximal pinnules 

 are strongly carinate basally. 



