Long-tailed Sabrewing

Here the details of the Long-tailed Sabrewing named bird below:

SCI Name:  Campylopterus excellens
Protonym:  Pampa pampa excellens Proc.Biol.Soc.Wash. 54 p.207
Taxonomy:  Caprimulgiformes / Trochilidae / Campylopterus
Taxonomy Code:  lotsab1
Type Locality:  Volcan San Martin, 3300 feet, Tuxtla Mountains, Vera Cruz, Mexico.
Author:  Wetmore
Publish Year:  1941
IUCN Status:  

DEFINITIONS

CAMPYLOPTERUS
(Trochilidae; Ϯ Grey-breasted Sabrewing C. largipennis) Gr. καμπυλος kampulos  curved, bent  < καμπτω kamptō  to bend; -πτερος -pteros  
-winged  < πτερον pteron  wing (cf. specific name Trochilus campylopterus J. Gmelin, 1788 (= syn. Campylopterus largipennis)); "CAMPYLOPTERUS.  Rostrum longiusculum, sub-arcuatum.  Alæ falcatæ; remigum primarum scapis dilatato-compressis.  Cauda rotundata, vel gradata.    Types. 1. T. latipennis.  2. falcatus. Sw., Zool. Ill.  ... Wings falcated, the shafts or scapes of the primary quills dilated and compressed." (Swainson 1827); "Campylopterus Swainson, Zool. Journ., 3, 1827, p. 358. Type, by subsequent designation, C. latipennis (Lath.) = Trochilus largipennis Boddaert. (G. R. Gray, List Gen. Bds., 1840, p. 13.)" (Peters, 1945, V, p. 18).
Var. Campilopterus.
Synon. Bombornis, Loxopterus, Pampa, Phaeochroa, Platystylopterus, Saepiopterus, Sphenoproctus.

campylopterus
Gr. καμπυλος kampulos  curved, bent  < καμπτω kamptō  to bend; -πτερος -pteros  -winged  < πτερον pteron  wing.
● ex “Oiseau-mouche à larges tuyaux de Cayenne” of d’Aubenon 1765-1781, pl. 672, fig. 2, “Oiseau-mouche à larges tuyaux” of de Buffon 1770-1783, and “Broad-shafted Humming-bird” of Latham 1783 (syn. Campylopterus largipennis).

excellens
L. excellens, excellentis  remarkable, eminent  < excellere  to excel  < obsolescent cellere  to elevate.