138 



PROCEEDINGS OF THE NATIONAL, MUSEUM 



VOL. 86 



should enable the reader to distmguish each species referred to the 

 genus Polyipnus. Table 1 presents comparative data on the several 

 species of the genus. 

 The name unispinus refers to the single long posttemporal spine. 



Table 1. — Counts made on various species of Polyipnus 



I All rudiments counted as one ray. 



> Data from Carman, 1899, and Parr, 1937. 



POLYIPNUS ASTEROIDES, new species 



Figure 44 



Polyipnus latematus Norman, Discovery Reports, vol. 2, p. 305, fig. 14, 1930. — 

 JE8PERSE2J, in Joubin, Fauue ichthyologique de I'Atlantique nord. No. 15, 

 1934.— Fowler, Bull. Amer. Miis. Nat. Hist., vol. 70, no. 2, p. 1206, 1936. 



Holotijpe.—U.S.l^M. no. 102979, 39.5 mm in standard length, 

 First Johnson-Smithsonian Deep-sea Expedition, 1933, tin tag no. 



