94 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxvii. 



a'. Skin with small scales, or almost naked; dorsal fin not notched; no barbels; no 

 slit behind last gill; palatine teeth present; anal with 3 spines; ventral rays 



I, 4 Paraceutropogon, 21. 



a^n'. Skin scaleless, covered with velvety prickles; no barbels; no slit behind last 

 gill; palatine teeth absent; ventral rays I, 2, or I, 3. 



¥. Dorsal fin nndivided ; anal with two spines Erisphex, 22. 



zz. Preorbital without spine; 

 spinous dorsal deeply 

 notched, the first three 

 spines separated ; no pala- 

 tine teeth; no anal spine; 

 ventral rays I, 2. 



Aploacils, 23. 



1. SEBASTOLOBUS Gill. 

 SebasfoJohus Gill, Report, Smithsonian Institution, 1880, p. 375 {IS8'[) , [macrochir) . 



Pectorals with a wide base, produced backward near the upper mar- 

 gin and not medially, lower rays thickened, extending much be3"ond 

 rays next above in a linguiform lobe; ventrals directly under axils of 

 pectorals, with the outer rays produced, thick, branched; anal III, 5; 

 vertebrae 11+18 = 29; otherwise as in Sehcistes. Pacific Ocean in deep 

 water. 



{(Te/SaG'Tog, Sehastes; XofSog, lobe.) 



I. SEBASTOLOBUS MACROCHIR (GUnther). 

 BALA MENUKE (THORNY POP-EYES). 



Sehastes macrochir Ctunther, Shore fishes Challenger, 1880, p. 65, pi. xxvii; off 



Enoshima in 345 fathoms. 

 Sebastolobus macrochir Jordan and Evermann, Fish. North and Middle Am., II, 



1898, p. 1763. 



Head 2^ in length; depth 3i. D. XV, 6; A. Ill, 5; P. 22 (V). Lat. 

 line, about 45. Scales rather regular. Eye very large, much longer 

 than snout, 3 in head. Mouth wide, maxillary reaching beyond middle 

 of eye. Teeth on mandibles, vomer, and palatines in very narrow 

 bands, those on premaxillaries in somewhat broader l)ands. Interor- 

 bital space llattish, narrow, scaleless, about 2^ in orbit. Occipital 

 region flat, with some rudimentar}" scales. Preocular, supraocular, 

 postocular, tympanic, parietal, and nuchal spines present. Interor- 

 bital stay with strong spines. Preopercle with 5 pointed spines. Each 

 ramus of mandible with 3 large pores. Dorsal spines rather feeble, 

 third to sixth longest, 2^ in head. Anal spines stronger, but shorter 

 than longest dorsal spines. Caudal truncate. Pectoral extremely 

 broad, 5 or 6 lower rays elongated beyond those above them, their 

 extremities somewhat thickened, and used like the similar outer ven- 

 tral rays, as an organ of locomotion. Pectorals reaching vent, ventrals 

 beyond vent. Red, a large black spot on posterior half of spinous 

 dorsal, another between anal spines. Length about a foot. 



