Key to Scientific Names in Ornithology
(Thamnophilidae; Ϯ Rufous-rumped Antwren E. callinota) Gr. ευχρως eukhrōs ruddy, bright-coloured < ευ eu fine, beautiful; χρως khrōs, χρωτος khrōtos complexion; επωμις epōmis, επωμιδος epōmidos point of the shoulder, shoulder; "Euchrepomis genus nov. Type species. Formicivora callinota Sclater, 1855. ... Etymology. Feminine generic name derived from the Greek euchrôs (ruddy, bright-colored) and epômis (point of the shoulder). This refers to the bright yellow or bright orange-rufous coloration of the lesser secondary coverts of males; a character that, within Thamnophilidae, is unique to members of the genus" (Bravo et al. 2012).