248 
Psyche 
[Deo. 
22. Mansonia metallica (Tbeob.) Roberts Field. 
23. Mansonia uniformis (Tbeob.) Roberts Field. 
24. Megarhinus sp. probably brevipalpis conradti Griinb. 
Roberts Field; Harbel. 
Tbe collection also includes unidentified species of 
Ficalbia ( Miomyia ) collected at Roberts Field. 
Tabanidse 
25. Chrysops longicornis Macq. Roberts Field. 
26. Tabanus besti var. arbucJdei Austen. Roberts Field; 
Harbel. 
27. Tabanus par Walk. New record for Liberia. Rob- 
erts Field. 
28. Tabanus hingsleyi Ricardo. Roberts Field; Harbel. 
29. Tabanus postacutus Oldroyd. New record for Li- 
beria. Roberts Field; Harbel. 
30. Tabanus tceniola Palis, de B. Roberts Field. 
31. Thaumastocera akwa Griinberg. New record for Li- 
beria. Roberts Field. 
32. Hcematopota furians Edw. New record for Liberia. 
Roberts Field. 
33. Hcematopota guineensis Bigot. Roberts Field. 
Rbagionidae 
Unidentified species of Suragina collected at Roberts 
Field and Harbel. 
Asilidae 
Two new species, Laphria and Ommatius , collected at 
Roberts Field. 
Dorilaidae 
Unidentified species of Dorilas collected at Roberts 
Field and Harbel. 
Syrpbidae 
34. Baccha brevis Karscb. Roberts Field; Harbel. 
35. Melano stoma annulipes Macq. var. mauritianum Big. 
Roberts Field; Harbel. 
36. Microdon brevicornis Loew. Roberts Field. 
37. Microdon pwnctidatus Wied. Roberts Field. 
38. Paragus borbonicus Macq. Roberts Field. 
