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 Didelphis murina [ spec. nov. ] D. cauda semipilosa, mammis senis. Amoenit. acad. l. 279. Mus sylvestris americanus. Seb. mus. 1. p. 48. t. 31. f. 12, 36. Habitat in Asia, America. Ungues digitis omnibus acuti, exceptis pollicibus posticis . An pullus praecedentis?