342) Mr. F. W. Edwards’ Notes on British Mycetophilidae 
38. 
39. 
Costa produced much beyond tip of R,+, 
PARANEUROTELIA, Landr. 
Cu forks under or beyond the R-M cross-vein; tibial setae 
weak. ; : 3 auaoe 
Cu forks doaaidersibliy isafont the R- ee cross-vein; tibial setae 
strong . . ; . 42. 
Base of fork of Ca pelonr or nibatore hat of M 3 bleh (ale 40: 
Base of fork of Cu much beyond that of M . SN pe ce eee 
. Se, (when present) placed near middle of Sc, | Bonrrrna, Mg. 
Se, placed near tip of Se, nets Empaura, Winn. (part). 
. Front metatarsus much longer than the tibia; Cu, wavy 
PurTainta, Winn. 
Front metatarsus scarcely as long as the tibia; Cu- not wavy 
Cornosta, Winn. 
. M, and Cu, both interrupted at base ; costa exceeding R, 
Leta, Mg. 
M, not interrupted at base; costa not exceeding apex of R, 
Leromyta, Rnd. (Glaphyroplera,Winn. ). 
43. Base of fork of Cu nearer base of wing than that of M 
MrcoruTHaLmipia, Dz.* 
44. Cavsimple. 3.) te ta9 PPE Pe tel ee amen 
Cu branched : ‘ she Walks nfs 
45, Second joint of palpi gr sil bil wail (first dint) 
CorpyLa, Mg. 
Second joint of palpi not conspicuously enlarged ah Wee Hh: 
46. Costa extending distinctly beyond the tip of R, .  .  . 47. 
Costa not extending beyond the tipof R, . . .  . SI. 
47. Bases of forks of M and Cu about level bn eae: 48. 
Base of fork of Cu distinctly nearer apex of wing ‘han that of 
Min Gene SE) nae) lee sel ae RR i a eee, 
48. Se, long; axillary vein wanting » yl barhh2) eDecostay Vina. 
Se, short; axillary vein distinct . .  . Epicypra, Winn. 
49, 
50. 
Fork of Cu much shorter than that of M SACRE Cie alae eet! 5 
Fork of Cu only a little shorter than that of M 
ANATELLA, Winn. 
Costa only slightly produced beyond tip of R,; anal vein weak 
PHRonta, Winn. 
Costa considerably produced beyond tip of R,; anal vein strong 
{[Mactropracutus, Dz. }. 
Se, reaching beyond middle of basal cell and (except in 7’. 
submaculata) ending in R, Bs teak dM ne Tricwonta, Winn. 
* Including Parastemma and Rutrophora, 
