90 



MEMOIRS OF THE CARNEGIE MUSEUM 



26. Mcenkhausia chrysargyreus 15 



27. Mcenkhausia dichrourus 12 



28. Mcenkhausia lepidurus 22 



29. Mcenkhausia colletti 19 



30. Hemigrammus ocellifer 3 



31. Hyphessobrycon minor 3 



32. Creatochanes affinis 1 



33. Deuterodon pinnatus 2 



34. Phenacogaster microstictus 7 



35. Chalceus macrolepidotus 5 



36. Fowlerina orbicularis 72 



37. Catoprion mento 3 



38. Myloplus rhomboidalis 1 



39. Charax gibbosus 2 



40. Acestrorhynchus falcatus 1 



41. Acestrorhynchus microlepis 5 



42. Acestrorhynchus falcirostris 2 



Gymnotid^e. 



43. Sternopygus raacrurus 2 



44. Porotergus gymnotus 1 



Belonid^:. 



45. Potamorrhaphis guianensis 5 



Cichlid^e. 



46. jEquidens geayi 1 



47. /Equidens potaroensis 1 



48. Crenicichla alta 5 



49. Crenicichla wallacei 11 



50. Mesonauta festivum 7 



51. Geophagus jurupari 7 



52. Biotodoma cupido 13 



53. Heterogramma ortmanni 11 



Gobiid^e. 



54. Dormitator gymnocephalus. 



Species and Number of Specimens from the Warraputa Cataract. 



As stated before, the specimens taken at this place all came from a small 

 branch of the cataract where the water wound its way about and under rocks. 

 The fishes were driven from their hiding-places by poison. 



Siltjrim:. 



1. Brachyglanis melas 2 



2. Leptoglanis essequibensis 5 



3. Chasmocranus longior 12 



4. Rhamdella foina 5 



Loricariid^e. 



5. Hemiancistrus megacephalus 1 



6. Pseudancistrus barbatus 6 



7. Lithoxus lithoides 72 



8. Harttia platystoma 20 



ChARACIDjE. 



9. Curimatus ciliatus 2 



10. Characidium catenatum 1 



1 1 . Iguanodectes tenuis 6 



12. Mcenkhausia chrysargyreus 1 



13. Mcenkhausia dichrourus 2 



14. Mcenkhausia lepidurus 7 



15. Creatochanes affinis 1 



16. Creagrutus melanzonus 2 



17. Astyanax guianensis 3 



18. Deuterodon pinnatus 19 



19. Holobrycon pesu 1 



20. Fowlerina orbicularis 7 



21. Myloplus pacu 15 



22. Myloplus rhomboidalis 7 



Gymnotid,e. 



23. Sternopygus macrurus 3 



24. Eigenmannia virescens 4 



25. Sternarchorhynchus oxyrhynchus 1 



26. Sternarchus leptorhynchus 1 



ClCHLTD^E. 



27. Geophagus jurupari. . . 



28. Cichla ocellaris 



29. Crenicichla lugubris . . . 



