EIGENMANN: the freshwater fishes op BRITISH GUIANA 



91 



Species and Number of Specimens from the Amatuk Cataract. 



SiLURIDiE. 



1. Brachyglanis frenata 3 



2. Brachyglanis phalacra 1 



3. Myoglanis potaroensis - 8 



4. Chasmocranus longior 13 



5. Chasmocranus brevior 1 



Ptgidiid^. 



6. Hemicetopsis minutus . . 



7. Pygidium conradi 



LoRICARIIDjE. 



8. Plecostomus hemiurus 4 



9. Hemiancistrus megacephalus . ... 9 



10. Pseudancistrus nigrescens 2 



11. Lithoxus lithoides 87 



Characid^. 



12. Curimatus microcephalus 8 



13. Hemiodus pellegrini 3 



14. Characidium laterale 



15. Characidium blennioides 13 



16. Nannostomus minimus 1 



17. Pcecilobrycon erythrurus 1 



18. Anostomus anostomus 2 



19. Anostomus plicatus 2 



20. Leporinus arcus 2 



21. Leporinus megalepis 12 



22. Mcenkhausia browni 2 



23. Mcenkhausia colletti 



24. Creatochanes affinis 1 



25. Pcecilurichthys abramoides 48 



26. Pcecilurichthys potaroensis 13 



27. Deuterodon pinnatus 67 



28. Deuterodon potaroensis 6 



29. Phenacogaster megalostictus 4 



30. Fowlerina orbicularis 7 



31. Myloplus rhomboidalis 8 



32. Acestrorhynchus falcatus 3 



33. Hophas malabaricus 12 



Gymnotid^. 



34. Sternopygus macrurus 9 



35. Sternarchorhynchus oxyrhynclius 4 



36. Sternarchus gymnotus 3 



37. Sternarchus leptorhynchus 2 



PcECILIID^. 



38. Rivulus waimacui 



1 



ClCHLID^. 



39. jEquidens geayi 8 



40. jEquidens potaroensis 17 



41. Crenicichla alta 8 



42. Crenicichla lugubris 1 



Species of the Coastal Streams not taken in any of the Inland 

 Stations or not beyond Wismar and Rockstone. 



Those species extending as far as Rockstone or Wismar are in italics, those near 

 the coast or in brackish water are marked with an *. The Ariinoe are not considered 

 in this hst. 



SlLURID^. 



1. Pimelodella macturki. 



2. Hemidoras rnici-opaus. 



3. Trachycorystes galeatus. ^, 



» '> " Characid.e. 



4. Pseudauchenipterus caruleus. ,^ ^ ■ . 1,1. 1 ■ 



' 9. Curimatus scnomburgki. 



5. Ageneiosus brevifilis. ir. /-i • ^ r, 



" 10. Curnnatus morawhannic. 



Callichthyid^e. 11. Curimatus issororoensis. 



6. Hoplostemum littorale. 12. Piabueus dentatus. 



LORICAEIID^. 



7. Plecostomus watwata. 



8. Plecostomus plecostomus. 



