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Indiana University Studies 



List of the Fishes in the Atrato and San Juan Rivers on Opposite 

 Sides of the Low Continental Divide 



Pristidss 



Pristis pectinatus 



Pristis perrotteti 



Pomatrygonidae 



Potamotrygon magdalenae 



Bunocephalidse 



Bunocephalus colombianus 



Siluridse 



Pseudopimelodus zungaro ...... 



Pseudopimelo dus transmontami s 



Rhamdia wagneri 



Nannorhamdia spurrelli 



Nannorhamdia nemacheir 



Pimelodella grisea 



Pimelodella chagresi 



Pimelodella eutsenia 



Pimelodus clarias 



Trachycorystes fisheri 



Ageneiosus caucanus 



Cetopsidse 



Hemicetopsis amphiloxus 



Astroblepidse 



Astroblepus cirratus 



Astroblepus longifilis 



Pygidiidse 



Pygidium 10 latidens 



Pygidium unicolor 



Pygidium spilosoma ........... 



Pygidium regani 



Loricariidse 



Hemiancistrus holostictus 



Hemiancistrus wilsoni 



Lasiancistrus mayoloi 



Pseudaueistrus pediculatus 



Pseudancistrus setosus 



Cheiridodus hondse 11 



Chsetostomus fischeeri 



Chsetostomus marginatus 



ChsBtostomus lepturus 



Ancistrus centrolepis 



Loricaria latiura 



Loricaria variegata 



?9 



9 This species is found south of the San Juan and probably occurs in the San 

 Juan altho it has not been found in it. 



10 The parts of the Atrato and Tuyra where the members of this genus abound 

 have been but sparingly examined. 



n This species being found both in the Magdalena and San Juan probably occurs 

 also in the Atrato between the two. 



