236 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



Lepidorhinus foUaceus Jordan and Fowler, Proc. U. S. Nat. Mus., vol. 26, p. 

 631, 1903 (near Misaki).— Smith and IUdcuffe, Proc. U. S. Nat. Mus., 

 vol. 41, p. 679, 1912 (between Leyte and Mindanao, in 960 fathoms). — 

 FowLEE, Proc. 4th (1929) Pacific Sci. Congr., Java, p. 496, 1930 (Philippines 

 and Japan). — Rox.vs and Martin, Dept. Agr. Comm. Manila, Tech. Bull. 

 6, p. 15, 1937 (reference). 



Body rather elongate, tail tapering; head to last gill opening 4% 

 in total length, width 1%. Snout 314 in head to last gill opening; 

 eye large, lateral, nearer snout than gill opening, 1% in interorbital ; 

 mouth width 2i/^ in head to last gill opening, slightly curved, with 

 deep labial fold at each corner ; lower teeth with several small cusps ; 

 nostrils large, inferior, nearer eye than snout tip or nearer latter 

 than mouth; preoral length 1% in head to last gill opening; inter- 

 orbital 2, broad, flattened. Grill openings low, before pectorals. 

 Spiracles large, round, interspiracle width 2 in interorbital or 3 in 

 head to last gill opening. 



Scales rather large, leaf-shaped, tridentate, keeled in front and on 

 a pedicle ; large on trunk above and below, especially enlarged before 

 dorsal. 



Both dorsals with sharp spines, only tips exposed; first dorsal 

 origin nearer snout tip than second dorsal base and short space 

 behind pectoral base; caudal 314 in rest of body; least depth of 

 caudal peduncle 3 in interorbital ; pectoral short, truncate, less than 

 2 in head; ventrals small, before second dorsal, nearer caudal tip 

 than snout tip. 



Uniform gray brown, nostril edges and lower lips blackish. 

 Length, 361 mm. (Jordan and Fowler.) 



Japan, Philippines. 



Genus DEANIA Jordan and Snyder 



Deania Jordan and Snydes, Proc. U. S. Nat. Mus., vol. 25, p. 80, 1902. (Type, 



Deania eglantina Jordan and Snyder, monotypic.) 

 Nasisqualus Smith and Radcleffe, Proc. U. S. Nat. Mus., vol. 41, p. 681, 1912. 



(Type, Nasisqualus profundorum Smith and Radcliffe, monotoypic.) 

 Deaniops Whitley, Rec. Australian Mus., vol. 18, No. 6, p. 326, 1932. (Type, 



Acanthidium quadrispinosum McCtjlloch, orthotypic.) 



Body elongate, partly fusiform, little compressed. Head de- 

 pressed. Snout produced, longer than, rest of head, spoonlike, blunt. 

 Eyes large, without nictitating membranes. Mouth transverse, be- 

 hind middle of head and with long deep groove! each side. Teeth 

 triangular, with single erect or oblique cusp. Nostrils transverse, 

 before middle of head. Gill openings narrow, before pectorals. 

 Spiracles superior, large, behind eyes. Scales very small with slen- 

 der peduncle on broad polygonal or radiating base, crowned with 3 

 or 4 slender, acuminate cusps. Two dorsals, with compressed spines 



