Occasional Papers of Ihe Museum of Zoology 3 



dehyde has made them flexible). Gill-rakers short, not quite 

 so long as pupil, 7+13 in number, two anterior tubercules 

 included. 



Dorsal spines slender and flexible (except the first, which is 

 stout, and as short as the pupil); second spine angulated along 

 anterior edge, about as long as the fourth, contained 2 . i times 

 in head; third spine longest, contained twice in head, reaching 

 base, of ninth spine when depressed; tenth spine shortest, about 

 as long as the first, two-thirds as long as eleventh; fourth and 

 longest ray of second dorsal, 2.6; caudal rays broken. First 

 anal spine similar to first spine of dorsal; second anal spine com- 

 paratively short, 1.25 in longest soft rays, i.o in base of anal, 

 2.5 in head. Pelvic fin extending two-thirds distance to anus, 

 contained i .6 times in head; its spine i .9 in the longest, slightly 

 produced, outermost ray. Pectoral short, 1.8 in head. Length 

 of caudal peduncle, measured from end of anal base, nearly equal 

 to that of head. 



Anus close to anal fin, the interspace contained 5.25 times in 

 the head. 



Scales ctenoid, large; transverse rows 6-f 1+9 counted along 

 the subvertical series, 8-1- 1+ 13 in oblique -series. Dorsal and 

 anal with a basal scaly sheath, consisting of a single row of small 

 scales; minute scales extended on membranes between rays of 

 soft dorsal. Snout and the gular and branchiostegal membranes 

 naked. Lateral line with a long low curve, its height a little less 

 than length of eye. 



Color faded in type. Opercle with a large dark spot; inner 

 border of opercles blackish; lining of buccal cavity white. Spi- 

 nous dorsal dark. 



Named for Mr. WUliam Francis Thompson, co-author with 

 Dr. Jordan of a characteristically careful review of the sciaenoid 

 fishes of Japan, and of other excellent reports on Japanese fishes; 

 now fishery-expert for the California Fish and Game Commission. 



