Ezzat, Y.M. 1962a The genus Trionymus Berg in Egypt. U.A.R.. Bulletin de la Société Entomologique d'Egypte 46: 67-86.
Notes: Key to 8 species found in Egypt; redescriptions of 5 Hall species.
Ezzat, Y.M. 1962a The genus Trionymus Berg in Egypt. U.A.R.. Bulletin de la Société Entomologique d'Egypte 46: 67-86.
Notes: Key to 8 species found in Egypt; redescriptions of 5 Hall species.