86 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 115 



All localities mentioned are in California unless otherwise noted. 

 The deposition of material is indicated immediately before locality 

 data of the specimens studied. 



I should like again to thank my wife Mary Smith Sublette for her 

 assistance in preparation of the manuscript and Dr. Willis W. Wirth 

 for reading and constructively criticizing the manuscript. 



Subfamily Tanypodinae 



Pentaneura {Ablabesmyia) monilis (Linnaeus) Johannsen 



Tipula monilis Linnaeus, Systema naturae, ed. 10, p. 587, 1758. 



Males: Wing length, range 2.29-3.15; mean 2.85 mm. (14); fore 

 leg ratio, range 0.77-0.83; mean 0.79 (9); antennal ratio, range 

 1.50-2.17; mean 1.95 (9); venarum ratio, range 0.80-0.87; mean 

 0.84 (13); aedeagus blade length, range 0.72-0.090; mean 0.081 (10). 

 Prealar bristles 19 to 23; dorsolateral bristles mostly in single row; 

 occasionally doubled for 1 or 2 bristles; anterolateral bristles 9 to 13. 



Females: Wing length, range 2.29-3.00; mean 2.66 mm. (4); fore 

 leg ratio, range 0.75-0.85; mean 0.80 (4); venarum ratio, range 0.84- 

 0.86; mean 0.85 (3). 



Material examined: In USNM: 1 male, 1 female, Berkeley, May 1, 

 1948, W; 2 males, 2 females, Shafter, Kern Co., June, 1946, B. Brook- 

 man; 1 male. King's River Bridge, Stratford, July 15, 1947, W. In 

 KU: 3 males. Mammoth Lakes, July 29, 1940, D. E. Hardy; 1 male, 

 Mammoth Lakes, July 29, 1940, R. H. Beamer; 1 female, Tioga Pass, 

 July 31, 1940, R. H. Beamer. In UCLA: 1 male. Areata, Humboldt 

 Co., Sept. 9, 1950, B. In UCD: 1 male, Cobb's P.O., Forest Lake, 

 June 22, 1953, D; 1 male. Pope Valley, Duvall Lake, June 22, 1953, 

 D. In CDPH: 1 male, Puddmgstone Reservoir, Los Angeles Co., 

 June 22, 1952, G; 18 males. Lake Tenaya, Mariposa Co., Aug. 20, 

 1960, L. L. LewaUen; 2 males, 3 miles south of Woodside, San Mateo 

 Co., Apr. 20, 1960, G. In UCR: 3 males, Whittier, Rio Hondo, May 

 15, 20, 1960, Bay. 



Pentaneura {Ablabesmyia) mallochi (Walley) 



Tanypiis mallochi Walley, Canadian Ent., vol. 57, p. 273, 1925; Ann. Ent. Soc. 

 Amer., vol. 21, p. 589, 1928. 



Males: Wing length, range 2.11-2.52; mean 2.37 mm. (7) ; antennal 

 ratio, range 2.00-2.28; mean 2.14 (7); fore leg ratio, range 0.78-0.82; 

 mean 0.79 (6) ; venarum ratio, range 0.79-0.83; mean 0.83 (7) ; antero- 

 lateral bristles, range 13-19; mean 16 (4). 



Female: Wing length 2.26 mm.; fore leg ratio 0.74; venarum ratio 

 0.90; anterolateral bristles 19. 



Material exammed: In USNM: 2 males, 1 female, Stratford, July 

 8, 1947, W; 1 male, Corcoran, Aug. 22, 1947, W. In D: 3 males, Rio 



