MYCETOPHILA. 17 



tinguished from the preceding by the less robust body and legs, 

 and comparatively few short and slender spines of the hind tibise. 



19. maculosa, Meig. Zw. i. 268. 18 (1818); Zett.; Steeg. ; Es. 

 Testacea, vertice, autennis, thoracis vlttis tribus abdomineque ferrugineis, 

 hujus segmentis testaceo-fasciatis, peclibus gracilibus, tarsis fuscis. 

 Long. 2-3 ; alar. 4-5^- lin. 



Testaceous. Vertex ferruginous. Antennae ferruginous, testaceous 

 at the base. Thorax with three ferruginous stripes, the middle one in 

 advance, and divided longitudinally. Wings with a very slight tawny 

 tinge ; veinlets of the prsebrachial areolet forming a slightly acute angle, 

 the fore one much less than half the length of the hind one, and about 

 half the length of the subapical vein before its fork ; anal vein extend- 

 ing much beyond the fork of the subanal. Abdomen ferruginous ; hind 

 borders of the segments testaceous. Legs long, slender; spurs long; 

 tarsi brown ; hind tibiae with very short spines ; fore tibm shorter than 

 the fore metatarsi. 



Not rare. (E.) 



20. sericea, Mcq. D. N. F. 95. 14 (1826). sericoma, Meig. Ni- 

 gricans, albido-tomentosa, palpis halteribus pedibusque testaceis, anten- 

 nis basi thoracisqiie maculis duabus anticis fulvis, alis sublimpidis, pedibus 

 longiusculis, tarsis fuscescentibus. Long. 1-1 i ; alar. 2-3 lin. 



Blackish. Head and thorax with white tomentum. Palpi testaceous. 

 Antennae rather longer than the thorax, tawny towards the base. Thorax 

 with a tawny spot on each side in front. Wings nearly limpid ; veinlets 

 of the prsebrachial areolet forming a very slightly acute angle, the hind 

 one full thrice the length of the fore one, and as long as the subapical 

 vein before its fork ; anal vein extending some little distance beyond 

 the fork of the subanal. Halteres testaceous. Abdomen with a tes- 

 taceous spot on each side before the middle. Legs testaceous, rather 

 long ; tarsi brownish ; spurs long ; hind tibiae with very few spines ; 

 fore tibiae longer than the fore metatarsi. 



Common.. (E. S. I.) 



21. fasciata, Meig. Zw. i. 267. 16 (1815). discoid, Zett. D. S. 

 maculosa p., Zett. I. L. Ferruginea, subtus testacea, palpis, halteribus, 

 abdominis fasciis apiceque testaceis, pedibus longis obscure testaceis, 

 tarsis nigricantibus. Long. lf-2i ; alar. 3-4 lin. 



Ferruginous, testaceous beneath. Palpi testaceous. Antennas brown- 

 ish, testaceous at the base. Wings slightly greyish ; praebrachial areolet 

 closed by two veinlets, which form a right angle, the hind one full six 

 times the length of the fore one, and about thrice the length of the 

 subapical vein before its fork, its hind branch curved ; anal vein extend- 

 ing far beyond the fork of the subanal. Halteres testaceous. Abdomen 

 with four testaceous bands on the fore borders of the segments ; tip 

 testaceous. Legs long, slender, darker testaceous; spurs long; tarsi 

 blackish ; hind tibiae with a few minute spurs ; fore tibia much shorter 

 than the fore metatarsi. 



VOL. iv. p 



