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 Sciurus flavus [ spec. nov. ] S. auriculis subrotundis, pedibus pentadactylis. Sciurus cauda tereti, pilis brevibus, auriculis subrotundis. Amoen. acad. 1. p. 281. Habitat in America. Magnitudine dimidio minor Sc. vulgari, luteus, apicibus pilorum albis. Pollex anticus solo fere ungue constat.