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 adunca [ spec. nov. ] A . rectricibus intermediis (maris) recurvatis, rostro incurvato. Anas domestica, rostro adunco. Will. orn. 280. Raj. av. 150. Alb. av. 2. p. 86. t. 97. 96. Habitat in. ; hodie uti praecedens domestica. Quomodo haec a priori exorta sit me fugit.