XXV. On South African bees, chiefly collected in Natal
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948
Article
1920
Annals of the Durban Museum
2
286--318
BioStor
English
Durban, Natal, Durban Museum,
BioStor: https://biostor.org/reference/95694