154 U.S. NATIONAL MUSEUM BULLETIN 202 Vol. 3 



76. Dorsal rays VIII, 14. (Gulf of Mexico.) ..P. mexicana Schultz^s 

 46. Pores in lateral line 48 to 70; gill rakers of first gill arch 18 to 20 

 (unknown for P. maculata). 

 8a. Pores in lateral line 48 to 55. 



9a. Pectoral rays ii,13 or 14; dorsal rays VIII, 12; pores in lateral 

 line 48 to 52; zigzag scales around caudal peduncle about 

 40 to 42; body with numerous black spots. (Reunion 



Island and Mauritius.) P. lunulata (Guichenot) ^9 



96. Pectoral rays i,13; dorsal VIII,13; pores in lateral line 54 or 



55. (Panama.) P. longilepis (Garman) *° 



86. Pores in lateral line about 65 to 70; dorsal rays VIII,12; pectoral 

 ii,13; sides of body spotted. (Japan.) 



P. maculata Steindachner and Doderlein ** 

 26. Dorsal spines IX (genus Liopropoma)*^ 



lOo. Dorsal rays IX, 12; pores in lateral line 45. (Cuba.) 



L. aberrans (Poey) ^^ 

 106. Dorsal rays IX, 14; pores in lateral line 58 (my count of drawing is 62 



or 63). (Pernambuco, Brazil.) L. roseus (Giinther) " 



16. Spiny dorsal and soft dorsal fins completely separated externally by a 



scaled area of 5 to 7 rows across back between fins; dorsal rays VI- 1-1,11 



or 12, the seventh dorsal spine usually embedded below scales; zigzag 



scales around caudal peduncle 30 to 32; pores in lateral line 45 to 48; 



3}^ to 5 scales in a row from lateral line to last dorsal spine; gill rakers 



5 to 7 + 1 + 11 to 14 on first arch; anal rays 111,8. (Genus Chorististium 



Gill.) « 



11a. Coloration plain pale, no stripes or dark pigment marks on sides or on 



fins; pectoral rays ii,14; predorsal scales 12 to occiput; dorsal rays 



VI-I(embedded)I,i,ll. (Christmas Island and Bikini Atoll.) 



C. pallidura Fowler *« 

 116. Coloration of alternating dark and pale streaks or dark wavy lines on 

 sides. 

 12o. Sides of body with brown pigment specks, a few arranged in irregular 



38 Pikea mexicana mexicana Schultz, Proc. U.S. Nat. Mus., vol. 108, p. 323, fig. 2, 1958 (Gulf of Mexico). 



" Orystea lumtlatus Guichenot, Notes sur I'ile de la Reunion. Faunal ichthyologique, p. C-4, 1863 (Re- 

 union Island). 



Pikea lunulata Steindachner, Sitzb. Aljad. Wiss. Wien. vol. 69, p. 2, 1874; Denkschr. Akad. Wiss. Wien, 

 vol. 47, pi. 6, fig. 2, 1883. 



Olaucosoma semilunifera Steindachner in Bliss, Trans. Roy. Soc. Mauritius, N. ser., vol. 13, p. 47, 1883 

 (Mauritius). 



^^ Liopropoma longilepis Garman, Mem. Mus. Comp. Zool., vol. 24, p. 45, 1899 (Lat. 7°33' N.; Long. 

 78°34'20" W.). 



<' Pikea maculata Doderlein and Steindachner, Denkschr. Akad. Wiss. Wien, vol. 47, p. 234, pi. 6, flgs. 1, 

 la, lb, 1883 (Japan). 



^ Liopropoma GUI, Proc. Acad. Nat. Sci. Philadelphia, p. 52, 1861 (type species, Perca aberrans Poey). 



Bathyanthias Giinther, Report on . . . voyage of H.M.S. Challenger . . . 1873-76, Zoology, vol. 1, 

 pt. 6, p. 6, 1880 (type species, Bathyanthias roseus Giinther). 



« Perca aberrans Poey, Memorias, vol. 2, p. 125, pi. 12, fig. 2, 1860 (Cuba). 



" Bathyanthias roseus Giinther, Report on . . . voyage of H.M.S. Challenger . . . 1873-76, Zoology, 

 vol. 1, pt. 6, p. 6, pi. 1, flg. B, 1880 (Pernambuco, Brazil). 



" Chorististium Gill, Proc. Acad. Nat. Sci. Philadelphia, vol. 14, p. IS, 1862 (type species, Perca rubre 

 Poey; misspelled Chorististum in heading). 



Ypsigramma Schultz, U.S. Nat. Mus. Bull. 202, vol. 1, p. 372, 1953 (type species, Ypsigramma lineata 

 Schultz). 



« Chorististium pallidtim Fowler, Monogr. Acad. Nat. Sci. Philadelphia, vol. 2, p. 199, fig. 20, 1938 (Christ- 

 mas Island). 



