Key to Scientific Names in Ornithology
(Tyrannidae; Ϯ Grey-bellied Shrike Tyrant A. micropterus) Gr. αγριος agrios fierce; ορνις ornis, ορνιθος ornithos bird; “GENUS. — AGRIORNIS. Gould. Tyrannus, Eyd. & Gerv. Pepoaza, D'Orb. & Lafr. ... Mr. Gould observes that the members of this genus are remarkable for their robust form and for their strength and magnitude of their bills; and their habits strictly accord with their structure, as they are fierce and courageous. ... 1. AGRIORNIS GUTTURALIS. Gould. ... My specimens were obtained near Valparaiso in Chile. I saw it as far north as the valley of Copiapó. I was assured by the inhabitants that it is a very fierce bird, and that it will attack and kill the young of other birds. 2. AGRIORNIS STRIATUS. Gould. ... 3. AGRIORNIS MICROPTERUS. Gould. ... 4. AGRIORNIS MARITIMUS. G. R. Gray.” (Gould in Darwin 1839); "Agriornis Gould, in Darwin, 1839, Zool. Beagle, pt. 3, Birds, pls. 12, 13. Type, by subsequent designation (Hellmayr, 1927, Field Mus. Nat. Hist., Zool. Ser., 13, pt. 5, p. 11), Agriornis micropterus Gould." (Traylor in Peters 1979, VIII, 165).