EIGENMANN: the freshwater fishes of BRITISH GUIANA 



89 



27. Moenkhausia copei 11 



28. Hemigrammus occllifer 109 



29. Hemigrammus iota 3 



30. Hemigrammus orthus 25 



31. Hemigrammus cylindricus 1 



32. Hyphessobrycon rosaceus 25 



33. Hyphessobrycon gracilis 16 



34. Creatochanes caudomaculatus . . . . 20 



35. Poecilurichthys polylepis 10 



36. Poecilurichthys abramoides 1 



37. Holobrycon pesu 1 



38. Chalceus macrolepidotus 5 



39. Carnegiella strigata 43 



40. Myleus rhomboidalis (young) 1 



41. Acestrorhynchus falcatus 1 



42. HopHas malabaricus 13 



43. Hoplerythrinus unitteniatus 1 



PcECILIIDiE. 



44. Rivulus frenatus 1 



Belonid^e. 



45. Potamorrhaphis guianensis 3 



Gymnotid^. 



46. Gymnotus carapo 4 



47. Hypopomus artedi 2 



ClCHLID^. 



48. /Equidens tetramerus , . 



49. jEquidens gcayi 



50. Mesonauta festivum . . . 



4 



1 



3 



51. Acarichthys heckcli 4 



52. Biotodoma cupido 6 



53. Geophagus jurupari 3 



54. Heterogramma ortmanni 3 



55. Heterogramma steindachneri 25 



56. Cichla ocellaris 2 



57. Crenicara punciulnla 1 



58. Crenicichla saxatilis 2 



59. Crenicichla alta 14 



60. Crenicichla wallacei 8 



Rhamdia sebce and Crenicichla saxatilis and alta were present in larger propor- 

 tion than this table indicates, many specimens being retained by the Indians. 

 Only the young of the larger species were living in this brook. 



Species and Number of Specimens from the Konawaruk Pool. 



DaSYATIDvE. 



1. Potamotrygon hystrix 1 



ASPREDINID^. 



2. Bunocephalus amaurus 2 



SlLtTRID^. 



3. Leptoglanis essequibcnsis 1 



4. Chasmocranus longior 2 



5. Pimelodella cristata 2 



6. Hemidoras leporhinus 3 



Pygidiid^. 



7. Ochmacanthus flabelliferus 3 



Callichthyid^. 

 8. Corydoras punctatus 16 



9. Lithoxus 



Loricariid^. 

 lithoides 



10. Loricariichthys griseus 12 



11. Harttia platystoma 4 



CHARACIDiE. 



12. Curimatopsis macrolepis 2 



13. Curimatus spilurus 8 



14. Curimatus microcephalus 2 



15. Curimatus cihatus 16 



16. Hemiodus maculofasciatus 7 



17. Chilodus punctatus 1 



18. Pyrrhulina filamentosa 2 



19. Characidium pteroides 3 



20. Poecilobrycon trifasciatus 17 



21. Poecilobrycon occllatus 18 



22. Leporinus fasciatus 1 



23. Odontostilbe melandetus 3 



24. Aphyodite grammica 3 



25. Iguanodectes tenuis 10 



