214 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



U.S.N.M. No. 52467. Apia, Samoa. Bureau of Fisheries. Length, 321 to 326 



mm. As Kyphosus waigiensis. 

 One example, A.N.S.P. Shortland Island. Bishop Museum. Length, 163 mm. 



Genus PACHYMETOPON Gunther 



Pachymetopon Gxjnther, Cat. Fish. Brit. Mus., vol. 1, p. 424, 1859. (Type, 

 Pachymeiopon grande Gunther, monotypic.) 



Body ovate. Teeth uniserial incisors, with band of smaller conic 

 ones behind. No molars. No teeth on palate. Scales small. Oper- 

 cle scaly and preopercle edge naked. Dorsal and anal partly and 

 caudal entirely scaly. Dorsal continuous, not notched, and front 

 soft dorsal and anal rays not deviated as lobes. 



Likely a single species in South Africa and Madagascar. 



PACHYMETOPON GRANDE Gunther 



Pachymetopon grande GtJNTHER, Cat. Fish. Brit. Mus., vol. 1, p. 424, 1859 (no 

 locality); Introd. study of fishes, p. 406, 1880 (name only); Ann. Mag. 

 Nat. Hist., ser. 5, vol. 18, p. 367, 1886 (note on type, said to be from Cape 

 of Good Hope; figure not published). — Thompson, Marine Biol. Rep. South 

 Africa, No. 4, p. 86, 1918. — Barnard, Ann. South Afric. Mus., vol. 21, 

 pt. 2, p. 636, 1927 (compiled). — Fowler, Ann. Natal Mus., vol. 6, pt. 2, 

 p. 259, text fig. 1, 1929 (Natal). 



Pachymetopon guntheri Steindachner, Sitz. Ber. Akad. Wiss. Wien, math.-nat. 

 KL, vol. 50, pt. 1, p. 135, 1870 (type locality: Cape of Good Hope).— 

 Thompson, Marine Biol. Rep. South Africa, No. 4, p. 86, 1918. 



Pachymetopon gibbosus Pellegrin, Bull. Soc. Zool. France, vol. 39, p. 264, 1914 

 (type localty: Fort Dauphin, Madagascar). 



Depth 2K; head Z%, width 2. Snout 3 in head; eye 3%, 1% in 

 snout, 1}^ in interorbital ; maxillary reaches % to eye, expansion 2% in 

 eye, length 3% in head; teeth with outer rows 5 or 6 irregularly; no 

 teeth on tongue or palate; interorbital 3 in head, convex; preopercle 

 edge entire. Gill rakers 10?+ 15, lanceolate, 1% in gill filaments, 

 which lYz in eye. 



Scales 76 in lateral Hne to caudal base and 5 more on latter; usually 

 2 short tubes on each scale; 12 scales above lateral line, 20 below, 

 30 predorsal; 8 rows on cheek, with broad preopercle flange naked; 

 muzzle, interorbital, and ocular rim naked. Scales with 6 to 8 basal 

 radiating striae; 50 to 76 apical denticles with 15 to 17 transverse 

 series of basal elements; circuli fine. 



D, XI, 11, I, seventh spine 2 in head, first ray 2)^; A. Ill, 10, i, 

 third spine 4, second ray 2)2; caudal 1, deeply emarginate; least 

 depth of caudal peduncle 3; ventral 1%; pectoral 3 in combined 

 head and body to caudal base. 



Gray brown generally. Iris slaty. Dorsals, anals, and ventrals 

 dusky or darker than body color. Pectoral axil neutral dusky. 



Cape Colony, Natal. 

 A.N.S.P. No. 53031. Natal. H. W. Bell Marley. 1927. Length, 305 mm. 



