@article {547,
	title = {Ovatametra gualeguay nueva especie de Gerridae de la Rep{\'u}blica Argentina (Hemiptera)},
	journal = {Neotr{\'o}pica},
	volume = {12},
	year = {1966},
	pages = {87-90},
	author = {Bachmann, A.O.}
}
@article {545,
	title = {Notas sobre Corixidae (Hemiptera) (2{\textordfeminine} serie)},
	journal = {Neotr{\'o}pica},
	volume = {7},
	year = {1961},
	pages = {19{\textendash}24},
	author = {Bachmann, A.O.}
}
