Blue-collared Parrot

Here the details of the Blue-collared Parrot named bird below:

SCI Name:  Geoffroyus simplex
Protonym:  Pionias simplex Verh.k.k.Zool.-Bot.Ges.Wien 24 p.39
Taxonomy:  Psittaciformes / Psittaculidae / Geoffroyus
Taxonomy Code:  blcpar3
Type Locality:  Arfak Mountains, 3500 feet, New Guinea.
Author:  Meyer, AB
Publish Year:  1874
IUCN Status:  Least Concern

DEFINITIONS

GEOFFROYUS
(Psittacidae; Ϯ Red-cheeked Parrot G. geoffroyi) Prof. Étienne Geoffroy-Saint-Hilaire (1772-1844) French zoologist; "32. Geoffroyus, Less. Wagl. (Psittacula p. Gr.)   Oceania.  2.  1. PSITTACUS BATAVENSIS! Lath. (personatus, Shaw. geoffroyanus, Vieill. - geoffroyi, Kuhl.) Lev. Perr. t. 112. 113. ex Ins. Moluccis. Viridis; nucha dorso concolore. Mas genis abrupte rubris.   2. PSITTACUS cyanicollis, Müll. ex Gilolo. Viridis; nucha cyanea. Mas genarum rubro colore per violaceum sensim in cyaneum transiente." (Bonaparte 1850); "Geoffroyus Bonaparte, Consp. Av., 1, 1850, p. 6. Type, by tautonymy, Psittacus geoffroyi Bechstein." (Peters, 1937, III, p. 233).  
Var. Geoffroiius.
Synon. Pseudopsittacus, Rhodocephalus.

simplex
L. simplex, simplicis  simple, plain.
● ex “Simple Tern” of Latham 1785 (Phaetusa ☼).

SUBSPECIES

Blue-collared Parrot (simplex)
SCI Name: Geoffroyus simplex simplex
simplex
L. simplex, simplicis  simple, plain.
● ex “Simple Tern” of Latham 1785 (Phaetusa ☼).

Blue-collared Parrot (buergersi)
SCI Name: Geoffroyus simplex buergersi
buergersi
Prof. Dr Theodor Josef Bürgers (1881-1954) German hygienist, bacteriologist, surgeon-explorer in New Guinea 1912-1913 (Erythrotriorchis, subsp. Geoffroyus simplex, subsp. Mearnsia novaeguineae, subsp. Melanorectes nigrescens, syn. Psittacella brehmii intermixta, subsp. Pteridophora alberti, subsp. Ptilorrhoa castanonota, subsp. Sericornis papuensis).