Spot-winged Falconet

Here the details of the Spot-winged Falconet named bird below:

SCI Name:  Spiziapteryx circumcincta
Protonym:  Harpagus circumcinctus Proc.Zool.Soc.London(1851) (1851), Pt19 no.221 p.43
Taxonomy:  Falconiformes / Falconidae / Spiziapteryx
Taxonomy Code:  spwfal2
Type Locality:  Chili; error, type from Mendoza, Argentina (cf. Hellmayr and Conover, 1949, Publ. Field Mus. Nat. Hist., Zool. Ser., 13, pt. 1, no. 4, p. 288, note 2).
Author:  Kaup
Publish Year:  1852
IUCN Status:  Least Concern

DEFINITIONS

SPIZIAPTERYX
(Falconidae; Ϯ Spot-winged Falconet S. circumcincta) Gr. σπιζιας spizias  hawk  < σπιζα spiza  finch  < σπιζω spizō  to chirp; πιαζω piazō  to seize; πτερυξ pterux, πτερυγος pterugos  wing; “One of the most interesting birds in the collection of Lord Derby is a little Falcon, belonging to the subfamily Falconinæ, which enabled me to correct the characters of the genus Harpagus.  ...  The genus Harpagus must be divided into two subgenera.  ...  The other subgenus, in which this new species must be placed, must be characterized:— Two slender indistinct teeth; the nostrils round, very small, and bored in the nasal bones; the first wing-feathers with very distinct emarginations, the fourth the longest; tibia with whole and divided scales (fig. 3).  I give this subgenus the name of Spiziapteryx, and the species I have named  HARPAGUS CIRCUMCINCTUS.” (Kaup 1852); "Spiziapteryx Kaup, Proc. Zoöl. Soc. London, 1851 (1852), p. 43. Type, by monotypy, Harpagus circumcinctus Kaup." (Peters 1931, 1, 281).
Synon. Hemiierax.

circumcincta / circumcinctus
L. circumcinctus enclosed, surrounded < circumcingere to enclose.