272 BULLETIN 180, UNITED STATES NATIONAL MUSEUM 



PETROSCIRTES OBLIQUUS Garman 



Petroscirtes ohliqitus Garman, Bull. Mus. Comp. Zool., vol. 29, p. 237, pi. 4, fig. 3. 

 1903. 

 52240. Apia, Samoa, Jordan and Kellogg, 1 specimen. 



PETROSCIRTES ATRODORSALIS Gunther 



Petroscirtes atrodorsalis Gunthe21, Journ. Mus. Godeffroy, vol. 6, pt. 11, p. 198, 

 pi. 115, fig. B, 1877. 



52242, Pago Pago, Samoa, Jordan and Kellogg, 1 specimen. 



PETROSCIRTES MITRATUS Ruppell 



Petroscirtes mitratus Ruppexl, Atlas zu der Reise im nordlichen Afrika, Fische, 

 p. Ill, pi. 28, fig. 1, 1828. 



115531 Canton Island, lagoon. May 25-26, 1939, 3 specimens. 



51797 (type of Petroscirtes xestns Jordan and Seale), Pago Pago, Samoa, 

 Jordan and Kellogg. Since there are but 26 dorsal rays and 16 anal rays, 

 P. xestns could not possibly be referred to P. atrodorsalis as was done by Fowler. 



52243, Apia, Samoa, Jordan and Kellogg, 1 specimen. 



Genus CIRRIPECTES Swainson 



Cirripectes Swainson, The natural history and classification of fishes, am- 

 phibians and reptiles, or monocardian animals, vol. 2, p. 275, 1839. (Type 

 Salarias rariolosiis Valenciennes.)— ScHtrLTZ, Copeia, 1941, no. 1, pp. 17-20, fig. 



KEY TO THE SPECIES OF CIRRIPECTES FROM THE PHOENIX, SAMOAN, AND 



HAWAIIAN ISLANDS 



la. Body and pectoral fin everywhere covered with black spots on a paler back- 

 ground. 

 2a. Dorsal rays XIII, 12 or 13; anal 15 or 16; about 30 to 34 tentacles in 

 fringe across nape ; the black blotches on body arranged in groups of 

 four to six spots that in turn more or less form five or six double bars ; 

 black spots on dorsals and caudal and pectoral fins ; anal fin blackish ; 

 nasal tentacles short multifid ; on each eye cirrus has a constricted 

 base, expanded distally and with the outer edges broken up into numer- 

 ous cirri; upper lip with about 24 papillae; lower lip plicate or con- 

 voluted and somewhat papillate ; at each side of chin occurs a pair 

 of barbels adjoining a pair of pores ; canines absent ; all anal rays of 

 female normal ; first two anal rays on the male (standard length of 

 specimen from Oahu 83 mm.) are swollen, and much convoluted. 



Cirripectes leopardus (Day) 

 2b. Dorsal rays XII (rarely XIII), 14; anal 17; about 50 to 60 tentacles in 

 fringe across nape (inner row of tentacles at occiput not included in 

 this count) ; black spots everywhere on body and fins, vertical fins often 

 lack the black spots and are plain blackish ; nasal tentacles short, multi- 

 fid ; on each eye the numerous cirri arise from a broad double base; 

 lower lip convoluted ; no barbels or pores on sides of chin ; canines pres- 

 ent ; first two anal rays on males swollen and convoluted ; description 

 based on five females and one male, standard length 73 to 90 mm. 



Cirripectes brevis (Kner) 

 16. Body and fins plain blackish or brownish, sometimes with pale spots pos- 

 teriorly and sometimes young with several bars on a pale background 



