Zoysa, H.K.S.D., Ukuwela, K.D.B., Wickramasinghe, S., Nguyen, A.D. & Hollier, J. (2017)

Reinstatement of Spirostreptus kandyanus Humbert, 1865 and deletion of Thyropygus allevatus (Karsch, 1881) and Sphaeropoeus hercules (Brandt, 1833) in the checklist of Sri Lankan Diplopoda

. Zootaxa, 4247 (3), 333–335.