Toxomerus norma, Taxa Only, Exact Match: 2 Treatments

Toxomerus norma			Montoya, Augusto L., 2016, FAMILY SYRPHIDAE, Zootaxa 4122 (1), pp. 457-537 : 483	483
Toxomerus norma			Borges, Zuleica M. & Couri, Marcia S., 2009, Revision of Toxomerus Macquart, 1855 (Diptera: Syrphidae) from Brazil with synonymic notes, identification key to the species and description of three new species 2179, Zootaxa 2179, pp. 1-72 : 43	43