Eastern Spot-billed Duck

Here the details of the Eastern Spot-billed Duck named bird below:

SCI Name:  Anas zonorhyncha
Protonym:  Anas zonorhyncha Ibis p.394
Taxonomy:  Anseriformes / Anatidae / Anas
Taxonomy Code:  spbduc
Type Locality:  Ningpo, China.
Author:  Swinhoe
Publish Year:  1866
IUCN Status:  Least Concern

DEFINITIONS

ANAS
(Anatidae; Ϯ Mallard A. platyrhynchos) L. anas, anatis  duck.  The Mallard is the wild ancestor of the farmyard duck and its many domesticated forms; "61. ANAS.  Rostrum lamelloso-dentatum, convexum, obtusum.  Lingua ciliata, obtusa." (Linnaeus 1758); "Anas Linnaeus, 1758, Syst. Nat., ed. 10, p. 122. Type, by subsequent designation (Lesson, 1828, Man. Ornith., 2, p. 417), Anas boschas Linnaeus = Anas platyrhynchos Linnaeus." (Johnsgard in Peters, 1979, I, ed. 2, p. 460).  Linnaeus's Anas comprised thirty-nine species (A. Cygnus, A. Cygnoid, A. Tadorna, A. spectabilis, A. fusca, A. nigra, A. Anser, A. erythropus, A. canadensis, A. cærulescens, A. Bernicla, A. mollissima, A. moschata, A. bahamensis, A. Albeola, A. clypeata, A. platyrhynchos, A. strepera, A. bucephala, A. Clangula, A. rustica, A. perspicillata, A. Glaucion, A. Penelope, A. acuta, A. hyemalis, A. ferina, A. Querquedula, A. Crecca, A. histrionica, A. minuta, A. Circia, A. autumnalis, A. Boschas, A. adunca, A. galericulata, A. Sponsa, A. arborea, A. Fuligula).    
Var. Annas, Anos, Anus, Asnas.   
Synon. Aethiopinetta, Afranas, Aldabranas, Archeoquerquedula, Boschas, Crecca, Dafila, Dafilonettion, Dafilula, Elasmonetta, Horizonetta, Melananas, Micronetta, Nesonetta, Nettion, Notonetta, Pachyanas, Paecilonitta, Phasianurus, Philippinetta, Polionetta, Trachelonetta, Virago, Xenonetta.

zonorhyncha / zonorhynchus
Gr. ζωνη zōnē  band, girdle; ῥυγχος rhunkhos  bill.