J 
38 O0. Kröber: Die Myopa-Arten der nichtpalaearktischen Regionen. 
moribus breviores, leviter curvatae, basi testaceae; tarsi apice 
deplanati, tibiis fere longiores, articulo 10 elongato, 3—4 simul 
sumtis longitudine aequali, 5° oblongo, 4° emarginato duplo longiore, 
pulvillis 2 et unguiculis validis armato.‘ 
13. Myopa maeulifrons Big. 
Q Ist als Glossigona beschrieben und dort abgehandelt worden. 
— Nevada. 
14. Myopa bistria Walk. 
d: „Fulvo-cinereo, capite flavo-albo, abdomen fulvo, basi 
ferrugineo, segmento 3. vittis duabus fuscis, apice nigro, antennae 
ferrugineis, pedibus fulvis, femoribus nigris, tibiis plerumque 
piceis, alis cinereis. 
Head yellowish white, pitchy about the eyelets, bright tawny 
from thence to the feelers. Eyes pitchy, mouth black, feelers 
ferruginous. Chest tawny-gray, beset with black bristles; breast 
somewhat paler, abdomen pale tawny, thinly clothed with short 
tawny hairs, longer than the chest. First segment ferruginous, 
two brown stripes on the back of the third segment, tip black, 
clothed with hoary hairs. Legs tawny; hips and thighs black; 
shanks mostly pitchy, tips of claws black; wings gray, wing-ribs 
tawny, veins black; scales white, poisers pale tawny. Length of 
the body 3 lines, of the wings 41% lin. North America.‘ 
15. Myopa pulchra Coquill. 
d®: „Differs from fenestratus as follows: Sides of face with 
only the uppermost brown spot, sides and hindmargin of mesonotum 
entirely, scutellum, broad sides of first two abdominal segments, 
front corners ofthe thirdand middle of the last segments yellow; 
mesonotum marked with four velvet black vittae; yellow on basis 
of wings more extended, including the fourth vein to base of discal _ 
cell, hyaline fascia of first posterior cell reduced to a triangular 
spot next to the fourth vein, wings behind fifth vein nearly pure 
hyaline. Length 8 mm. 5 exemples of both sexes, collected 26. 
VII.—2. IX. 
Sierra Madre, Chihuahua-Mexiko. “ 
16. Myopa rubida Big. 
SQ. Beschrieben als Glossigona und dort abgehandelt. — 
Colorado. 
17. Myopa vicaria Walk. 
„Ferruginea capite fulvo, thoracis disco piceo, abdomine ma- 
culis cano-pubescentibus ornato, antennis "pedibusque ferrugineis, 
tarsis fulvis, alis fulvo cinere oque variis, venis transversis fusco 
nebulosis. 
Body ferruginous, clothed with black hairs; head tawny, 
clothed with black hairs, very large, pale yellow, and covered with 
whitish hairs about the mouth; eyes pitchy, mouth black, feelers 
ferruginous, first and second joints clothed with short black hairs, 
