EIGENMANN: CATALOGUE OF FRESH WATER FISHES. 455 



12. Rivulus tenuis Meek, Meek, 1904, 101. 



Habitat: El Hule in Oaxaca. 



13. Rivulus breviceps Eigenmann, 



Eigenm., 1909, 49. 

 Habitat: Shrimp Creek, near Kaieteur. 



14. Rivulus holmia Eigenmann, 



Eigenm., 1909, 50. 

 Habitat: Upper Potaro. 



15. Rivulus waimacui Eigenmann, 



Eigenm., 1909, 50. 

 Habitat: Shrimp Creek, near Kaieteur. 



1 6. Rivulus stagnatus Eigenmann, 



Eigenm., 1909, 50. 

 Habitat: Lower Potaro. 



17. Rivulus lanceolatus Eigenmann, 



Eigenm., 1909, 51. 

 Habitat: Rockstone, British Guiana. 



1 8. Rivulus frenatus Eigenmann, 



Eigenm., 1909, 51. 

 Habitat : Gluck Island, British Guiana. 



PTEROLEBIAS Garman. 



Type: Pterolebias longipinnis Garman. 

 Range that of the single species. 

 A i. Pterolebias longipinnis Garman, 



Garman, 142. 

 Habitat : Santarem. 



CYNOLEBIAS Steindachner. 1 



Type: Cynolebias porosus Steindach- 

 ner. 

 Range : La Plata to Pernambuco. 



1. Cynolebias bellottii Steindachner, 



Steindachner, 1881, 9. 

 Habitat : La Plata. 



2. Cynolebias maculatus Steindachner, 



Steindachner, 1881, 10. 

 Habitat : La Plata. 



3. Cynolebias elongatus Steindachner, 



Steindachner, 1881, n. 

 Habitat : La Plata. 



4. Cynolebias robustus Gunther, 



Giinther, 1883. 



Garman considers elongatus a synonym of porosus 

 and robustus a synonym of maculatus. 



Habitat: San Antonio; Buenos Aires. 

 5. Cynolebias porosus Steindachner, 



Steindachner, 1876, 124. 

 Habitat: Pernambuco. 



GIRARDINICHTHYS Bleeker. 

 Limnurgus Gunther. 



Type : Girardinichthys innominatus 



Bleeker. 



Range that of the single species, 

 i. Girardinichthys innominatus Bleeker, 



Meek, 116. 

 Limnurgus variegatus Gunther; Chara- 



codon geddesi Regan. 

 Habitat: Valley of Mexico. 



ILYODON Eigenmann. 



Type: Ilyodon paraguayensis Eigen- 

 mann. 



Range that of the single species, 

 i. Ilyodon paraguayensis Eigenmann, 



19073, 428. 



CHARACODON Gunther. 

 Type : Characodon lateralis Gunther. 

 Range: Mexico and Central America. 



1. Characodon multiradiatus Meek, 



Meek, 119. 

 Habitat: Rio Lerma Basin. 



2. Characodon eiseni Rutter, 2 .Meek, 119. 



Habitat: Lowland streams of Jalisco 

 and Tepic. 



3. Characodon variatus Bean, .Meek, 120. 



Characodon jerrugineus Bean. 

 Habitat: Rio Lerma Basin. 



4. Characodon lateralis Gunther, 



Meek, 121. 



Habitat: Central America, north to 

 Jalisco. 



5. Characodon garmani Jordan & Ever- 



mann, 3 Meek, 121. 



Habitat: Headwaters of Rios Mezqui- 

 tal and Nazas. 



* = variatus fide Regan. 



* = lateralis fide Regan. 



