CHIRONOMID MIDGES OF CALIFORNIA — SUBLETTE 107 



Material studied: In USNM: 2 males, 1 female, Jewel Lake, 

 Contra Costa Co., May 11, 1948, W; 1 male, Prairie Creek, Humboldt 

 Co., Aug. 10, 1948, W; 1 male, Berkeley, Jewel Lake, March 4, 1948, 

 I. LaRivers; 2 males, Oceano Beach, San Luis Obispo Co., Aug. 19, 

 20, 1948, W; 1 female. Mad River Beach, Humboldt Co., Aug. 14, 

 1948, W. In CBPH: 4 males. Areata, Humboldt Co., May 9, 1960, 

 R. P. Maynard; 3 males, 2 females, WilHts, Medocino Co., Feb. 20, 

 1958, R. P. Maynard; 1 male, 3 miles south of Woodside, San Mateo 

 Co., Oct. 15, 1959, G. In UCLA: 1 female, Areata, Humboldt Co., 

 Sept. 9, 1950, B. 



Anatopynia {Psectrotanypus) eiimorpha, new species 



Figures 3c,d 



Holotype male: USNM 65514, Berkeley, Strawberry Canyon, 

 June 3, 1948, light trap, W. 



Palpi blackish-brown; antennal ratio 1.66. 



Head and thorax yellowish-white; vittae, postnotum, and sterno- 

 pleuron pale brown. Halteres white. Prealar bristles brown; 

 dorsomedial bristles long and pale, in 2 erect rows; dorsolateral 

 bristles pale and erect. 



Fore tarsus beard length 6 times tarsal diameter (tarsi lost before 

 measurements could be made). Legs stramineous; fore and middle 

 femora darkened apically, tibiae basally; last two tarsal segments 

 somewhat darker; hind leg almost completely pale. 



Leg proportions: 



Wings with large quadrate dark spot centered under m-cu, extending 

 from anal vein to posterior wing margin; distinctly separate second 

 irregular fascia extends completely across wing from Ri to Cu2; 

 posterior extension in cell Cui and anterior extension lies along Cui. 

 Wing length 3.33 mm.; venarmn ratio 0.91. 



Abdomen white with pale yellowish-brown longitudinal, middorsal 

 streak broadens posteriorly; segment VI and remainder of abdomen 

 largely pale yellowish-brown. 



Allotype: In USNM: Collected with holotype male. 



Brown color on thorax somewhat darker than male, abdomen 

 yellowish-brown. The anterior margin of the basal wing spot almost 

 touches the basal extension of the distal wing fascia. 



Wing length 3.63 mm.; fore leg ratio 0.69; venarum ratio 0.86. 



Paratypes : In USNM : 1 male, 1 female, Berkeley, Strawberry Can- 

 yon, June 5, 13, 1948, W; 1 female. Point Reyes, Sonoma Co., March 



