022 COXTRIBUTIOXS TO XORTH AMRRICAX ICHTHYOLOGY IV. 
evenly, but becoming smaller below. Lateral line nearly straigiit, ap- 
parently continuous. Dorsal fin long and low, beginning nearly mid- 
way between the vent and the base of the ventrals; all the rays soft 
and articulated, and all except the first branched; first rays very low, 
the fin gradually rising ])Osteriorly, the highest rays 3 in head, some- 
v.'hat scaly; anal lin similar, shorter, beginning slightly in front of the 
middle of the body and ending just in front of the last rays of the dor- 
se! ; caudal broad, fan-shaped, on a slender peduncle; the accessory 
rays numerous and procurrent; base of pectorals a little below the axis 
of the bod,y, their outline rounded; the fin short and small, shorter than 
head; ventrals short and small, thoracic, placed a little behind pec- 
torals, with 1 obsolete spine and o soft rays, one of which is slightly 
tilamentons; the fin 3 in head; fin raj's not beset with si)inules. Vent 
normal, immediately in front of the anal, without papilla. Air-bladder 
wanting. Bones c,ll soft and Ilexible. The skin not thick and tough, as 
ill Icosteus, but thin and scaled. Head o; depth 4. D. 40; A. 28; Lat. 
1. 120. L. 7^ inches. Deep water off San Francisco, Cal.; one specimen 
known. 
(Jordan Gilbert, Proc. U. S. Nat. Mns. ii, 305, 1880.) 
33S. — SSATniYMAS'TEffS Cope. 
(Cope, Proc. Ainer. Phil. Soc. 1873: type Bathymasttr signatus Cope.) 
Body rather elongate, moderately compressed, covered with small 
ctenoid scales. Head rather large, subconic. Eyes large. Mouth 
moderate, neaily horizontal, the lower jaw slightly projecting; lips 
full; premaxillary protractile, not extending to the angle of the 
mouth ; maxillary without supplemental bone, not slipping under 
the narrow preorbital. Teeth moderate, in a cardiform band in each 
jaw, the outer somewhat enlarged ; bands of teeth on vomer and 
palatines. Xo barbels. Branehiostegals G. Gill-membranes scaicely 
connected, free from the isthmus; gill-rakers few, very short. Pseudo- 
branchiie large. Cheeks scaly; rest of head naked. Opercular bones 
unarmed. Mucous pores numerous on top and sides of head. Lateral 
line conspicuous, placed high, not reaching the caudal fin, its scales a 
little enlarged. Dorsal fin long, continuous, moderately high; two 
or three of the foremost rays inarticulate, but no distinct spines; anal 
fill long, similar to the dorsal; caudal convex; pectorals rather broad, 
their bases extending obliquely downward and backward, their rays 
all branched; ventrals slightly in front of pectorals, I, 5, close together. 
