(Caprimulgidae; Ϯ White-throated Nightjar E. mystacalis) Gr. ευρωστος eurōstos  strong, stout; πους pous, ποδος podos  foot; "Genus EUROSTOPODUS.   GEN. CHAR.  Bill somewhat more produced and stouter than in Caprimulgus; nostrils lateral and linear; rictus entirely devoid of bristles, but furnished with short, weak, divided and branching hairs; wings longer and more powerful than in Caprimulgus; first and second quills equal, and longest; tail moderately long and nearly square; tarsi stout, and clothed anteriorly for their whole length; toes short, thick and fleshy; outer ones equal, and united to the middle one by a membrane for more than half their length; nail of the middle toe strongly pectinated on the inner side.    TYPES.  Caprimulgus guttatus, Vig. and Horsf. in Linn. Trans. vol. xv. p. 192.   Caprimulgus albogularis, Ib. p. 194, note." (Gould 1838); "Eurostopodus Gould, Syn. Bds. Austr., pt. 4, April, 1838, app., p. 1. Type, by subsequent designation, Caprimulgus guttatus Vigors and Horsfield. (Gray, List Gen. Bds., 1840, p. 7.)  Also described as a new genus in Proc. Zool. Soc. London, 1837 (May), 1838, p. 142." (Peters, 1940, IV, p. 189).  
Var. Eurostopdus, Eurostopus, Eurystopodus.

L. diabolicus  diabolical, devilish  < Gr. διαβολικος diabolikos  diabolical  < διαβολος diabolos  devil.
● The indigenes of Sulawesi believe the call of the Satanic Eared Nightjar, described from the foot of the Kalabat volcano, to be the sound of the bird taking out someone’s eyes! (Eurostopodus).
● ex “Petrel Diable” or “Diablotin” of Labat 1722 (syn. Pterodroma hasitata).