Susanne Schories, Manfred K. Meyer & Manfred Schartl, Description of Poecilia (Acanthophacelus) obscura n. sp., (Teleostei: Poeciliidae), a new guppy species from western Trinidad, with remarks on P. wingei and the status of the “Endler's guppy”, Zootaxa 2266, S. 35–50 (37, 40 und 44ff.) (2009) online (PDF; 783 kB)
uva.nl
dpc.uba.uva.nl
Fred N. Poeser, Michael Kempkes, Isaäc J. H. Isbrücker: Description of Poecilia (Acanthophacelus) wingei n. sp. from the Paría Peninsula, Venezuela, including notes on Acanthophacelus Eigenmann, 1907 and other subgenera of Poecilia Bloch and Schneider, 1801 (Teleostei, Cyprinodontiformes, Poeciliidae). In: Contributions to Zoology. 74 (1/2) (2005). (online)Archiviato il 9 ottobre 2012 in Internet Archive.
web.archive.org
Fred N. Poeser, Michael Kempkes, Isaäc J. H. Isbrücker: Description of Poecilia (Acanthophacelus) wingei n. sp. from the Paría Peninsula, Venezuela, including notes on Acanthophacelus Eigenmann, 1907 and other subgenera of Poecilia Bloch and Schneider, 1801 (Teleostei, Cyprinodontiformes, Poeciliidae). In: Contributions to Zoology. 74 (1/2) (2005). (online)Archiviato il 9 ottobre 2012 in Internet Archive.
