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 Apis violacea [ spec. nov. ] A. hirsuta atra, alis caerulescentibus. Pet. gaz. t. 12. f. 5. Bombylius lusitanicus e nigro caerulescens. Reaum. ins. 6. t. 5. f. 1, 2. Habitat in Truncis exsiccatis Europae australis, quos perforat, longitudinaliter excavat, ibique plures nidos a fundo incipiens polline herbarum melle mixto replet & unicuique ovum concredit. Nidi distingvuntur 4 l. 5 annulis ligneis. Nymphae caput deorsum spectat ut in fundo exitum quaerat Apis perfecta.