304 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4th See. 



677. Peleteria robusta (Wied.) 



Common at Corvallis, Forest Grove and Hood River, 

 V-19 to IX-29; Detroit and Grant's Pass. 



678. Peleteria tessellata (Fabr.) 

 Corvallis; Mt. Jefferson; Hood River (Cole and Childs). 



Collected from V-17 to IX-31. Aldrich says, "I name these 

 provisionally as Coquillett did, but this is a complex that 

 will have to be worked out by genitalic studies." 



679. Echinomyia 23 algens (Wied.) 

 Common in several localities in the Willamette Valley 

 from May to August. Collected on Mt. Jefferson and at 

 Seaside. 



680. Echinomyia dakotensis Towns. 

 Hood River, IX-4 (Cole) ; Mt. Jefferson, subalpine, VII. 



681. Echinomyia decisa (Walk.) 

 Mary's Peak, VII-18 (Lovett). 



682. Echinomyia hystricosa (Will.) 

 Corvallis. 



683. Epalpus bicolor (Will.) 

 Barton, VIII-22. 



684. Epalpus signiferus (Walk.) 



Corvallis, IV-26 to VII-4; Hood River, V-S to VI-24 



(Cole). 



685. Bombyliomyia abrupta (Wied.) 

 Barton, VII-21. 



686. Jurinella soror (Will.) 

 Hood River, VI-5 (Cole). 



23 P. ne . s P ec ' es > occasionally taken at high altitudes and found in several 

 localities in the west is undescribed. 



