Homotrigona (Lophotrigona) canifrons ( Smith, 1857 )

Ascher, John S., Soh, Zestin W. W., Chui, Shao Xiong, Soh, Eunice J. Y., Ho, Benjamin M., Lee, John X. Q., Gajanur, Anya R. & Ong, Xin Rui, 2022, The bees of Singapore (Hymenoptera: Apoidea: Anthophila): First comprehensive country checklist and conservation assessment for a Southeast Asian bee fauna, Raffles Bulletin of Zoology 70, pp. 39-64 : 46

5. Homotrigona (Lophotrigona) canifrons ( Smith, 1857) , Woolly Stingless Bee

This species was recorded in Singapore only from Bukit Timah, where it was collected in 1911, putatively by Baker ( Schwarz, 1939), and has not been found locally since ( Sakagami, 1975; Ascher et al., 2019), nor have we recorded it at PBS.