120 



which belong to the Orders of insects known as Hymenoptera and 

 Diptera. 



Early in 1914, the Imperial Bureau of Entomology received from 

 Mr. LI. Lloyd a small Dipteron belonging to the Family Bombyliidae, 

 which had been bred by the sender at Ngoa, Northern Rhodesia, from 

 a puparium of G. morsitans. The parasite, which measured 5-75 mm. 

 in length, and emerged from the puparium instead of a Tsetse-fly, was 

 found to represent a new species, which was described by Austen (4) 

 under the name Villa lloydi (see Figs. 9 and 10.) 





Fig. 9. Villa lloydi, Austen, $, x 9 : a small Dipteron of the Family 

 Bombyliidae, parasitic in the larval stage in pupae of Glossina morsitans, in 

 Northern Rhodesia. (After Austen, 4.) 





Fig. 10. Early stages of Villa lloydi, Austen, a Dipterous parasite of Glossina 

 morsitans pupae in Northern Rhodesia, a larva b front view of head of larva; 

 c, pupa. (After Lloyd, 91.) 



A second Dipterous parasite ( Thyridanthrax abruptus, Lw.), belonging 

 to the same Family, was subsequently bred from G. morsitans puparia 

 in Nyasaland by Dr. Lamborn. and was afterwards obtained in Southern 



