Species

Hylaezentia acanthopyga (Rehn, 1938)

Nomenclature (3)

Mezentia acanthopyga Rehn, 1938: 86.
Holotype; male; 72e81ac9-476b-4444-b710-f6fc818e0e4b; deposited at: Academy of Natural Sciences of Philadelphia (ANSP); Brazil: Amazonas: Tefé
Mezentia acanthopyga Rehn, 1938 in Liebermann, 1955: 338.

Hylaezentia acanthopyga (Rehn, 1938) in Amédégnato, Poulain & Rowell, 2012: 98.

Amédégnato, C., Poulain, S. & Rowell, C.H.F. (2012) A cladistic analysis of the tribe Bactrophorini (Bactrophorinae, Romaleidae). Journal of Orthoptera Research, 21(1), 91–107. Available at http://www.bioone.org/doi/abs/10.1665/034.021.0107
Liebermann, J. (1955) Primeira relação sistemática dos Acridoideos do Brasil. Memórias do Instituto Oswaldo Cruz, 53(2-4), 329–344. Available at http://www.scielo.br/pdf/mioc/v53n2-3-4/tomo53(f2-3-4)_194-209.pdf

Rehn, J.A.G. (1938) A revision of the Neotropical Euthymiae (Orthoptera, Acrididae, Cyrtacanthacridinae). Proceedings of the Academy of Natural Sciences of Philadelphia, 90, 41–102. Available at http://books.google.com/books?id=StMH4RATtWsC

Summary of taxonomic names by rank, showing valid extant names, fossil names, invalid names, and total counts.
Taxon	Valid names
Rank	Extant	Fossil	Invalid	Total
Species	1	0	1	2