EIGENMANN : CATALOGUE OF FRESH WATER FISHES. 



419 



1. Hybognathus episcopus (Girard), 



Meek, 48. 



Dionda mclanops, couchi, amara, flu- 

 viatilis Girard ; Hybognathus sere- 

 nus, melanops Jordan ; Hybognathus 

 pHHctifer Garman ; Hybognathus 

 civilis Cope; Hybognathus episcopa 

 Jordan & Evermann. 



Habitat : Rio Mezquital to Texas. 



2. Hybognathus rasconis (Jordan & Sny- 



der) Meek, 50. 



Habitat: Panuco Basin. 



Leuciscus Ciivier. 



Type: Cyprinus leuciscus Linnaeus. 



Range: Europe, Asia and North 

 America. 

 I. Leuciscus nigrescens (Girard), 



Meek, 55 



Tigonia pulchella, pulchra Girard; 

 Gila conspcrsa, nigrescens, modesta 

 Garman ; Leuciscus purpureus Rut- 

 ter; Leuciscus niger Bean. 



Habitat: Headwaters of Rio Mez- 

 quital and northward. 



F.ALCUL.^ Jordan & Snyder. 



Type: Falcula chapakc Jordan & Sny- 

 der. 

 Range that of the single species. 

 I. Falcula chapalae Jordan & Snyder, 



Meek, 58 

 Habitat : Lerma Basin. 



2. Aztecula lermae (Evermann & Golds- 



borough) Meek, 60. 



Habitat: Rio Lerma Basin. 



3. Aztecula mexicana Meek, . .Meek, 61. 



Habitat: Mexican Plateau. 



NOTROPIS Rafinesque. 



Type : Notropis atltcrinoides Rafin- 

 esque. 

 Codoma, Alburuops, Moniana Girard; 

 Graodus Giinther; Orcella Jordan & 



Evermann; Nototropis Meek. 



Range: Rio Balsas north through the 

 eastern slope of America. 



1. Notropis calientis Jordan & Snyder, 



Meek, 65. 

 Habitat: Lerma Basin. 



2. Notropis boucardi (Giinther), 



Meek, 67. 

 Graodus nigrotccniatus Giinther. 

 Habitat: Rio Balsas. 



3. Notropis ornatus (Girard). 



Habitat: Rio Mezquital and northward. 



4. Notropis forlonensis Meek, . . Meek, 70. 



Habitat: Rio Panuco Basin. 



EvARR.v Woolman. 

 Type : Evarra cigenmanni Woolman. 

 Range : Valley of Mexico. 

 I. Evarra eigenmanni Woolman, 



Habitat: Valley of Mexico. 



Evarra tlahuacensis Meek, . 



Habitat : Valley of Mexico. 



Meek, 77. 



Meek, 78. 



Aztecula Jordan & Evermann. 



Type: Notropis aztecus Woolman. 



Range: Central Mexico. 

 Asteca Jordan & Evermann. 

 Aztecula vittata (Girard), ..Meek, 59. 



Notropis astecus Woolman. 



Habitat : Valley of Mexico and the Rio 

 Balsas Basin. 



Hybopsis Agassiz. 

 Type: Hybopsis gracilis Agassiz. 

 Yuriria Jordan & Evermann. 



Range: Rio Lerma northeast through 

 the Mississippi Valley and Cali- 

 fornia! 

 Hybopsis altus (Jordan), ..Meek, 81. 

 Habitat: Rio Lerma Basin. 



