Lesser Yellow-headed Vulture

Here the details of the Lesser Yellow-headed Vulture named bird below:

SCI Name:  Cathartes burrovianus
Protonym:  Cathartes burrovianus Proc.Acad.Nat.Sci.Philadelphia 2 p.212
Taxonomy:  Cathartiformes / Cathartidae / Cathartes
Taxonomy Code:  lyhvul1
Type Locality:  near Veracruz City, Mexico.
Author:  Cassin
Publish Year:  1845
IUCN Status:  Least Concern

DEFINITIONS

CATHARTES
(Cathartidae; Ϯ Turkey Vulture C. aura) Gr. καθαρτης kathartēs  cleanser  < καθαριζω katharizō  to cleanse; the Turkey Vulture acts as a very useful scavenger in the Neotropics; "GENUS 67. CATHARTES (καθαρτης purgator) Sarcoramphus Dumer.  (Aasvogel Germ.) Rostrum mediocre crassiusculum, rectum, maxilla basi ceromate, saepius carunculato, tecta, dertro distincto fornicato compressiusculo, adunco. Nares in ceromatis antica parte prope culmen sitae, ovales, longitudinales, perviae, mesorhinio angusto tenui. Lingua canaliculata, margine serrata. Caput et collum superius nuda, aut carunculata, aut rugosa. Collum saepius torque plumarum cinctum. Pedes insidentes, validi, mediocres, nudi; tarsus digito medio fere brevior. Ungues validi, modici, incurvi, acuti. Tarsotheca squamulato-reticulata, acrodactyla scutulata. Pelma torosum, scabrum.  Species: Vultur Papa, Aura Lin." (Illiger 1811); "Cathartes Illiger, 1811, Prodromus Syst. Mammalium Avium, p. 236. Type, by subsequent designation (Vigors, 1825, Zool. Journ., 2, p. 384), Vultur aura Linnaeus." (Amadon in Peters, 1979, 1, ed. 2, p. 275).    
Var. Cathrartes, Catharthes, Cahartes.   
Synon. Catharista, Gallinaza, Oenops, Rhinogryphus.

burrovianus
Dr Marmaduke Burrough (1798-1844) US physician, Consul to Vera Cruz, Mexico 1840, naturalist, collector in Mexico and the Far East (Cathartes).

SUBSPECIES

Lesser Yellow-headed Vulture (burrovianus)
SCI Name: Cathartes burrovianus burrovianus
burrovianus
Dr Marmaduke Burrough (1798-1844) US physician, Consul to Vera Cruz, Mexico 1840, naturalist, collector in Mexico and the Far East (Cathartes).

Lesser Yellow-headed Vulture (urubutinga)
SCI Name: Cathartes burrovianus urubutinga
urubutinga
Tupí name Urubú tinga big black bird, for a raptor (subsp. Cathartes burrovianus).