PUBLIC RECORD OFFICE
Reference :--
TLC.O. 885
20 PUBLIC RECORD OFFICE, LONDON
ALLY WITHOUT PERMISSION OF THE COPYRIGHT PHOTOGRAPH—NOT TO BE REPRODUCED PHOTOGRAPHIC-
1. Tipulidæ.
2. Cecidomyidæ. 3. Cheironomidæ.
4. Psychodidæ.
1. Leptidæ.
2. Stratiomyidæ.
3. Tabanidæ.
1. Nemestrinidæ.
i. Mydaidæ.
Platypezida. Pipunculidæ.
Conopida. Micropezidæ.
Psilidæ.
Sepsidæ
Ortalididæ.
Trypetidæ.
Sapromyzida.
Agromyzidæ.
Milichidae.
Anthomyidæ.
Muscidæ.
Oestridæ.
Hippoboscidæ.
8
LIST OF FAMILIES.
ORTHORRHAPHA.
a. Nemocera.
aa.
5. Culicidæ.
6. Mycetophilidæ.
7. Bibionidæ.
Brachycera.
6. Asilidæ.
7. Bombyliidæ.
8. Empididæ.
9. Dolichopodidæ.
10. Phorida.
CYCLORRHAPHA.
3. Syrphide.
MYODARIA.
B. Acolypteræ.
10. Drosophilidæ.
11. Ephydride.
12. Oscinidæ.
13. Chloropidæ.
14. Diopsidae.
15. Borborida.
16. Heteroneuridæ.
17. Sciomyzidæ.
18. Helomyzida.
BB. Calyptera.
4. Sarcophagidæ.
5. Dexiidæ.
Tachinidæ.
6.
PUPIPARA.
ILED ACCOUNT OF THE GENERA which are of Special Economic Interest, on
account of blood-sucking or parasitic habits.
*onomidæ :
ORTHORRHAPHA,
Genus-Ceratopoyon, Meig,
a. Nemocera.
Species-C. culicoides, Latr.
A very minute species, blood-thirsty, and especially troublesome in the afternoon in verandas and houses. Specimens taken on bare arm at Obuasi at 5 p.m., 17 November, 1907.
odidæ :
Genus--Phlebotomus, Rond.
Species P., sp. incerta.
A small blood-thirsty species found in European latrines
Specimens taken in latrine at Bekwai Station, Gold Coast Government
dæ :
Railway, 10 July, 1907.
is family must be dealt with in a separate report. (See page 14.)
1. Leptids:
9
aa.
Brachycera.
No blood-sucking flies of this family were found.
3. Tabanidæ.
34870
a.
Genus-Chrysops, Meigen.
Pangonina.
1. Species-C. longicornis, Macq.
A species usually found in bush paths, but occasionally in houses. I have
not seen it bite.
Specimens were taken at Kumasi, Obuasi, and in the bush paths between these two places in June, July, September, October, November.
2. Species C. dimidiatus, Wulp.
A blood-thirsty species frequenting verandahs, houses, and roads;
common.
Specimens taken at Obuasi and in the vicinity in June and July.
3. Species-C. distinctipennis, Austen.
One specimen (damaged) received from Navarro, Northern Territories,
14 August, 1907.
B. Genus-Pangonia, Latr.
Species-P., sp. nov.
A light brown species, with short proboscis. Hovers or circles above
one, humming loudly like a bumble bee.
Specimens taken at Obuasi,”7 June, 1907, and 24 June, 1907.
Tabanina.
a. Genus-Hæmatopota, Meigen.
1. Species-H. torquens, Austen. •
All my specimens of this species were taken in the carriages of the Gold
Coast Government Railway in September.
2. Species-H. cordigera, Bigot.
All my specimens of this species were taken in the veranda of my bunga-
low at Obuasi or hovering round the lighted lamp at night in the sitting-room.
Specimens taken in May, September, November, December.
3. Species-H., sp. nov.
A large species found in dense bush at Kumasi and two miles north of
Obuasi in May and September.
B. Genus--Hippocentrum, Austen.
Species-H. trimaculatum, Newstead,
This species is common in the carriages of the Gold Coast Government
Railway. Only females were taken.
Specimens taken in May and September.
7. Genus Tabanus, Linn.
1. Species-T. secedens, Walk.
A very common species with a very wide distribution in Ashanti. Herds of cattle driven along the Cape Coast Road are sometimes accom- panied by great swarms of these flies making a hissing noise like that made by a windstorm.
Specimens taken in June and September to November,
2. Species T. Besti, Surcouf.
The specimens were taken at Kujo N'Quanta, on the Cape Coast
Road, 18 December, 1907.
B