NO. 1293. JAPANESE BLENNOID FISHES— JORDAN AND SNYDER. 451 



similar; length of highest rays 2f in head; caudal rounded; pectoral 

 rounded, membranes of 4 or 5 lower raj's incised; ventral rays almost 

 entirel}^ connected by membrane. 



Color in spirits, olive brown; body with small blackish spots, gcn- 

 erall}^ gathered in 3 groups, which are arranged in vertical rows, in 

 some specimens appearing as 3 lateral rows of large blotches with 

 small spots between them; membrane between first and second spines 

 with a dark spot about as large as eye; 12 or 14 small dark spots along 

 base of dorsal, sometimes absent on large examples; anal dark, the 

 tips of rays white; pectoral dusky, the upper part lighter; in life the 

 spots on lower part of body are j^ellowish, the throat suffused with 

 pinkish, the tips of ocular tentacles brick red. Many specimens from 

 Misaki. Enoshinia, and Wakanoura have enabled us to add some- 



FlG. 4.— Blexnius yatabei. 



what to the original description. The species is common in the rock 

 pools at the extremities of the headlands in southern Japan. It is 

 especially abundant about the sacred island of Enoshima. 



("This species is named in memory of our old friend and college 

 mate, Riokichi Yatabe, formerly professor of botany in the University 

 of Tokj^o, drowned in 1889 in a sad accident in the Bay of Kamakura, 

 near Enoshima.") 



4. PETROSCIRTES Rtippel] 



Petroscirtes Ruppell, Atlas Fische, 1828, p. 110 {mitralvn) 

 Blennechis Cuvier and Valenciennes, liist. Nat. Poiss., 

 meiitosus). 



X, 1836, p. 279 (jUa- 



This genus is closely allied to Aspidontus, differing chiefly in the 

 elevated dorsal, the anterior spines especially being higher than the 

 others. Certain minor characters also distinguish the species known 

 to us. Tropical seas of Asia, living in the tide pools. 



{nerpog^ rock; GKiprdoo^ to leap.) 



