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 Ostrea radula [ spec. nov. ] O. testa radiis 12 convexis: striis decussatis crenatis, auriculis aequalibus. Rumph. mus. t. 44. f. D. Radula. Klein. ostr. t. 9. f. 34. Habitat in O. Indico.