NO. 1293. JAPANESE BLENNOID FISHES— JORDAN AND SNYDER. 453 



dusky, the other parts of tin with duslvy clouds; rays of anal with 

 dusky cross bands; caudal dark at base, the rays crossed by dark lines 

 near their bases. 



The species is known to us from a single specimen only, 71 mm. 

 long. Type, No. 7071, Stanford University Zoological Museum, taken 

 by Capt. Alan Owston at Yaeyama, Ishigaki Island, in the Riukiu 

 Archipelago, 



Dr. Ishikawa ^ notes a specimen in the Imperial Museum from Miya- 

 koshima allied to the present species, under the name Petroscirtes 

 mitratus^ and an Aspidontus from the same island under the name of 

 Petroscirtes dispar Giinther, a name proposed originally for specimens 

 from Amoy belonging to two distinct species. 



(elatus, elevated.) 



5. ASPIDONTUS Cuvier. 



Af^pklonius (Cuvier) Quoy and (.TAurAiiD, Yoy. Astrolabe, III, 183-4, p. 719, 



{iutdatus). 

 Omohntnclim (Ehrenberg, pi. xi, f. 91) Swainson Class'n. Fishes, II, 1839, 



p. 274 {fasciolatus). 



Body rather elongate, naked; mouth small, with a single series of 

 immovable teeth in the jaws; behind this a strong, curved canine, those 

 of lower jaw longer than those of upper; head sometimes with fila- 

 ments; gill-opening reduced to a small fissure above the root of the 

 pectoral; dorsal fin low, the anterior spines not elevated; air-bladder 

 present; pseudobranchioe present; no pyloric cceca. Species numerous 

 in the East Indian Seas. 



{affTTis, shield; odovg^ tooth.) 



a. Body yellowish, with blackish cross-bars anteriorly, and many black spots; teeth 



18-18; D. XII, 22; A. 25 '. elegans, 6 



aa. Body grayish with two broad lengthwise stripes of black; teeth 28; D. 10, 21; 



A. 20; caudal truncate trossulm, 7 



aaa. Body plain grayish or brownish, with no sharply defined marks. 



h. Teeth 26-28; head with faint dark bands; side with 4 dark lines anteriorly 



daxmu, 8 



bh. Teeth 36-40; coloration plain i(i7)oniruft, 9 



6. ASPIDONTUS ELEGANS (Steindachner). 



Petroscirtes elegans STEiNDACHt^ER, Ichth. Beitr., V, 1876, p. 169; Nagasaki. 

 Petroscirtes Uneopunctutus" (GenchenotMs.)SAuvAGE, Bull. 8ci. Philom.,IV, 1880, 

 p. 216; Japan; Coll. A. Etoffe. 



iPrel. Cat., 1897, p. 35. 



^The following is a translation of the description given by Dr. Sauvage: 

 Head 7 in total length; depth, 7; I). 34; A. 25. Snout anteriorly truncate, longer 

 than the eye; lower posterior canine much larger than upper; no tentacle on the 

 head; interorbital space convex, as broad as eye; caudal emarginate. Color brownish 

 yellow, sown with many small black points, three black vertical bands on the head, 

 and three of the same color on the anterior part of the trunk, these bands extend- 

 ing on the back; a black spot on the caudal peduncle; tips of rays of dorsal and anal 

 blackish. Length, m. 0.080. Japan. A. Etoffe. (Sauvage). 



