Horned Parakeet

Here the details of the Horned Parakeet named bird below:

SCI Name:  Eunymphicus cornutus
Protonym:  Psittacus cornutus Syst.Nat. 1 pt1 p.327
Taxonomy:  Psittaciformes / Psittaculidae / Eunymphicus
Taxonomy Code:  horpar2
Type Locality:  New Caledonia.
Author:  Gmelin, JF
Publish Year:  1788
IUCN Status:  Vulnerable

DEFINITIONS

EUNYMPHICUS
(Psittacidae; Ϯ Horned Parakeet E. cornutus) Gr. ευ eu  ideal, true; genus Nymphicus Wagler, 1832, cockatiel; "EUNYMPHICUS NOMEN NOV ³    cf. Salvadori, Cat. Bds. Brit. Mus., 20, 1891, p. 590-592. (sub nom. Nymphicus.)   ...   ³ Replaces Nymphicus of authors, not of Wagler [1832], of Sharpe's Hand-list. Related to Cyanoramphus Bonaparte but loreal region less densely feathered, upper mandible distinctly notched; a coronal crest of two or more elongated feathers.  Type, Psittacus cornutus Gmelin." (Peters, 1937, III, p. 269).   
Synon. Nymphicus, Plectolophus.

cornuta / cornutus
L. cornutus  horned  < cornu  horn (cf. Med. L. cornutus  mitred, exalted).
● ex “Anhima” of Marcgrave 1648, and “Kamichy” of Brisson 1760 (Anhima).
● ex “Horned Parrot” of Latham 1781 (Eunymphicus).
● ex “Eared or Horned Dobchick” of Edwards 1747, and “Horned Grebe” of Pennant 1785, and Latham 1785 (subsp. Podiceps auritus).