REVISION OF PEORIESTAE AND ANERASTIINAE 41 



Key to Species of the Pimella Group Based Upon the Male Genitaha 



Posterior margin of medial process of uncus fiat, usually bearing pair of short, 

 sharp lateral teeth; apical process of gnathos padlike, not strongly projecting 

 (fig. 120) linella 



Posterior margin of medial process of uncus rounded, unarmed; apical process of 

 gnathos bulbous, strongly projecting dorsally (fig. 119) pimella 



Arivaca pimella (Dyar), new combination 



Figures 15, 50, 52, 84, 119, 156 



Poujadia pimella Dyar, 1906, p. 31. — Barnes and McDunnough, 1917, p. 149. 

 — McDunnough, 1939, p. 36. 



Diagnosis. — The broadly rounded unarmed medial process of the 

 uncus and the strongly projected medial process of the gnathos each 

 separate this species from linella. 



Description. — Antennae white, male shaft laminate, cilia about 

 one-fifth as long as segment width. 



Forewing sprinkled with brown and white anterior to cell; cell 

 brownish white; R2 free from cell. Hindwing light brown in female, 

 somewhat darker in male. 



Male genitalia with medial process of uncus rounded, unarmed. 

 Gnathos with apical process strongly projected dorsally. 



Type. — In the U.S. National Museum. 



Type data. — Lectotype male, hereby designated, Babaquivera 

 Mts., Pima County, Ariz.; USNM 9012; genitalia shde No. 567, J. 

 Shaffer, Nov. 23, 1965. 



Specimens examined. — 45 cf , 36 9 • 



Distribution (Map 9). — Southern Arizona. 



UNITED STATES: Arizona: Cochise Co., Cochise Stronghold, 1 9, Aug. 

 30, 1958 (P. Opler) [UCB]; Paradise, 1 cf , 1 9 , September (Poling) [CM]; Chiri- 

 cahua, 1 mi. west portal, 1 cf , 1 9 , Sept. 10, 1950 (Cohn, Boone, Cazier) [AMNH]; 

 Ramsay Canyon, Huachuca Mts., 1 d', 1 9, July 10-15, 1941 (A. B. Klots) 

 [AMNH]; San Bernardino Ranch (3750 ft.), 1 9, August (F. Snow) [UK]; 

 Southwestern Res. Sta., 5 mi. west Portal, 1 cf, Sept. 6, 1959 (J. R. Bowers) 

 [UCB]; 1 d^, Aug. 25, 1962 (M. Statham) [AMNH]; 1 9, Sept. 2, 1959 (Carl W. 

 Kirkwood) [CPK]; 1 9, Sept. 17, 1959; 1 9, Sept. 20, 1959; Gila Co., vicinity 

 Globe, 1 c?, Aug. 4-5, 1937 (A. B. Klots) [AMNH]; Pima Co., "Baboquavaria 

 Mts.," 4 c?, July 15-30, 1903 (O. C. Poling) [USNM]; 2 9 , July 1-15, 1923; 

 2 d", July 15-30, 1923; 1 d^, 29, Aug. 1-4, 1923; 1 9, Aug. 15-30, 1923; 1 c?, 

 1 9, Aug. 24-31, 1923; 4c?, 49, Sept. 1-15, 1923; 1 d", Oct. 1-15, 1923; 1 d^, 

 July 15-30, 1924; 7 d^, 1 9, Sept. 1-15, 1924; 1 cT, Oct. 1-15, 1924; Brown 

 Canyon, Baboquivari Mts., 1 d^, Sept. 5, 1953 (Lloyd M. Martin) [LACM]; 

 1 d', Sept. 6, 1953; Madera Canyon, Santa Rita Mts., 1 9, Aug. 25, 1946 (J. A. 

 Comstock, Lloyd M. Martin) [LACM]; 1 d', Aug. 2, 1947; 3 9, Sept. 7, 1948 

 (Lloyd Martin) [LACM]; 1 &, Sept. 8, 1948; 1 9, Aug. 15, 1949 (C. W. Kirk- 

 wood) [LACM]; 1 9, Aug. 17, 1949; 1 9, Sept. 11, 1950; 1 d^, 1 9 , Sept. 13, 

 1950; 1 9, Sept. 15, 1950; 1 d", Sept. 5-12, 1951 (William Hammer) [CNC]; 

 1 9 , Aug. 8, 1952 (C. W. Kirkwood) [LACM]; 1 d^, Aug. 14, 1952; 2 9 , Aug. 30, 



