Template:Darby, 2019a
- Darby, M.D. 2019a. Studies of Ptiliidae (Coleoptera) in the spirit collection of the Natural History Museum, London, 4: new records and species collected by M.E. Bacchus in Sabah (Borneo) in 1977 Entomologists’s Monthly Magazine 155(1): 43-58. DOI: 10.31184/M00138908.1551.3964. .