358 Mr. A. H. Haliday’s Descriptions of Dipterous Insects. 
vix crassior; articulo 2° yix 34" squante: Femora postica subnuda. 
Sequenti simillimus. 
q Sea coast, Holywood, March, 1831.] 
12. Prodromus. Meig. IV, 64, 9. 
( Mas.) tibiis intermediis arcuatis intus pectinato-setosis. 
Long. corp. vix 1 lin. 
Alarum color quam in M. Scambo et curvipede fere dilutior: Maris 
femora intermedia obclavata subtus setoso-ciliata: Tibie ferruginee 
arcuate setulis longioribus rigidis: Metatarsus basi subtus angulatus, 
haud abbreviatus ut in antecedentibus: Femora postica subnuda. 
4 Most abundant on the sea-coast at Holywood, appearing a little 
earlier than M. curvipes. 
C. Femoribus muticis, metatarso postico breviore prominulo, Hypo- 
pygto infleco, Thorace ante scutellum deplanato. Tzechobates, mihi. 
13. Jaculus. Meig. IV, 66, 14.? 
Fall. Dol. 5, 7. ; 
4 I captured one specimen (of this species as I think) in a sand pit at 
Erith, but have not preserved it.] 
14. nigricans. Meig. IV, 67, 16. 
[Ihave specimens from Greenwich Park, apparently of this species, 
but so ill preserved that I am not confident. ] 
15. Truncorum. Meig. IV, 67, 15. 
{| Common in sunny gravel pits, Holywood, and in the county Galway. 
D. Femoribus muticis, pedibus gracilibus elongatis, metatarso postico 
longiore. Leptopus, mihi. 
16. tenellus. Meig. IV, 69, 21. 
q In moist meadows, Holywood. ] 
17. ornatus. M. ochraceus, thorace supra et abdominis vitté dorsali 
viridi micantibus. 
Long. corp. 12. 
| Taken in Darent Wood. ] 
