Systema Naturae per regna tria naturae: secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis Author Linnaeus, Carolus text 1758 Laurentius Salvius Stockholm https://archive.org/download/mobot31753000798865/mobot31753000798865.pdf book 2C6327E1-5560-4DB4-B9CA-76A0FA03D975 https://doi.org/10.5962/bhl.title.542 3922206 Anas orientalis [ spec. nov. ] Anser, rostro semicylindrico atro basi gibbo, minor. Anser chinensis. It. Wgot. 145. Anser moschoviticus. Alb. av. 2. p. 83. t. 91. 92. Habitat in Asia. Varietas orientalis?. ab australi?. parum differt ; imprimis quod illa minor.