324 



PATAGONIAN EXPEDITIONS: ZOOLOGY. 



A Hemigrammus belotti (Steindachner). 



L Ctenobrycoii hauxzaellianns (Cope). 

 AL Tetragonopterus argentcus Cuvier. 

 AL T. chakeus Agassiz. 



* Poptella longipinnis (Popta). 



A Fowlerma orbicularis (Cuv. & Val.). 



* Astyanax polylepis (Giinther). 

 S* A. spilurus (Cuv. & Val.). 



AL A. abramis (Jenyns). 



AL A. himaculatiis (Linnaeus). 



* A. 7vappi (Cuv. & Val.). 

 AL A. fasciatus (Jenyns).* 



AL Creatochanes melanurus (Bloch). 



* C. affi.nis Giinther. 



* Mcenkhattsiagrandisguamis(M\i\\ex &Troschel) 

 AL M. lepidurus (Kner). 



■'^ M. oligolepis (Giinther). 



* M. chrysargyreus Giinther. 



* M. ovalis Giinther. 



** Chalceus macrolepidotus Cuvier. 

 S* Brycon longiceps Steind. 



* B. schombiirgkii MuUer & Troschel. 



* B. pesu Miiller & Troscheh 



* B. falcatus Miiller & Troschel. 



* B. lucidus (Kner). 



LA Thoracocharax stellatus (Kner). 

 A Gasteropelecus sternicla Linnaeus. 

 SAL Chalciims angiilatus Spix. 

 A C. giintheri Garman. 

 A C. elotigatus Giinther. 

 ** Agoniates halecinus Miiller & Troschel. 

 A Piabucus dentatus (Koelreuter). 

 A Crenuchus spilurus Giinther. 

 A Pygoprisiis denticulaius (Cuvier). 

 S* Pygocentrus niger (Schomburgk).' 

 AL P. piraya (Cuvier). 



A P. scapularis (Giinther). 

 AL P. natter eri (Kner). 

 AL Serrasalmo gyjnnogenys Giinther. 

 SAL Serrasalmo marginatus Val. 

 AL S. spilopleura Kner. 



* S. rhombeus (Linnaeus). 

 A Catoprioti tnento (Cuvier). 



A Actiodon oligocanthus (Miiller & Troschel). 



A Piaractus macropo)nus (Cuvier). 



A Metynnis hypsauchen (Miiller & Troschel)." 

 AL AT. maculatus (Kner). 

 SA Myleus setiger (Miiller & Troschel). 



* M. schomburgkii (Jardine).'^ 

 A M. torquatus (Kner). 



* M. ellipticus (Giinther). 



* M. knerii (Steindachner). 



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1 Dutch Guiana. 

 5 British Guiana. 

 9 British Guiana. 



^British Guiana. 

 * British Guiana. 

 "* Lake Tapacumea. 



^British Guiana. 

 ' Savanna swamps. 

 "Below .the cascades. 



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* Ditches and swamps near coast. 

 'In upper courses of streams of British Guiana. 

 '^ Zuraima and Savanna swamps. 



