Helina quadrum, Taxa Only, Exact Match: 2 Treatments

Helina quadrum			Michelsen, Verner, 2023, Macaronesian Muscidae (Diptera). IV. The genus Helina Robineau-Desvoidy, and description of the male of Spilogona maderensis Michelsen, Zootaxa 5293 (2), pp. 251-276 : 267-268	267-268
Helina quadrum			Makovetskaya, E. V. & Vikhrev, N. E., 2019, A preliminary list of the Fanniidae and Muscidae (Diptera) of Belarus, Russian Entomological Journal 28 (1), pp. 93-101 : 98	98