Beaudouin's Snake-Eagle

Here the details of the Beaudouin's Snake-Eagle named bird below:

SCI Name:  Circaetus beaudouini
Protonym:  Circaëtus beaudouini Ibis p.212 pl.7
Taxonomy:  Accipitriformes / Accipitridae / Circaetus
Taxonomy Code:  beasne1
Type Locality:  Bissau, Portuguese Guinea.
Author:  Verreaux & Des Murs
Publish Year:  1862
IUCN Status:  Vulnerable

DEFINITIONS

CIRCAETUS
(Accipitridae; Ϯ Short-toed Eagle C. gallicus) Gr. κιρκος kirkos  type of hawk, here associated with the harrier; αετος aetos  eagle; like its congeners, commonly called snake eagles, the Short-toed Eagle has a flattened owl- or harrier-like face; "11. CIRCAËTE, Circaëtus.  Falco, Linn. Gm. Lath.  Bec presque droit à la base, convexe en dessus. — Cire un peu poilue. — Tarses alongés. —Doigts un peu courts; les extérieurs unis à l'origine par une membrane. —Ongles courts, presque égaux.   Esp. Jean-le-Blanc, Buff.  ...  Circaetus [κιρκος, circus,  αετος, aquila]." (Vieillot 1816); "Circaëtus Vieillot, Analyse, 1816, p. 23. Type, by monotypy, "Jean-le-Blanc" Buffon = Falco gallicus Gmelin." (Peters, 1931, I, p. 269). 
Var. Circaetos, Circaetes, Circaeetus, Circaeatus, Circaestus.
Synon. Melanaetus, Occipiter, Senex, Smithaetus.

beaudouini
M. Beaudouin (fl. 1860) who collected in Portuguese Guinea for the Verreaux dealership of Paris (Circaetus).