44 U.S. NATIONAL MUSEUM BULLETIN 2 80 



caudal incision. Valvae tapering to rounded tip; costa vnth small 

 medial tooth. Aedeagus with vesica bearing one smaU serrate and 

 one large pectinate cornutus. 



Female genitalia with bursa unarmed. 



Types. — S. ostreella, in the British Museum (Natural History) ; 

 P. discostrigeUa, in the U.S. National Museum. 



Type data. — S. ostreella, lectotype female, hereby designated, 

 labeled as follows: "Type; ARIZONA. Morrison.; Paravicine Coll. 

 B.M. 1937-383.; Anerastia ostreella Rag. type; Saluria ostreella 

 Ragonot; 9 genitaha slide 1-4-1967 J. Shaffer No. 704." P. discos- 

 trigeUa, lectotype female, hereby designated, Roswell, New Mexico, 

 August 22, Cockerell; USNM 7933; genitaha shde No. 566, J. C. S., 

 Nov. 23, 1965. In the original description Dyar reports: "Three 99, 

 Roswell, New Mexico, August 22 (T. D. A. Cockerell), Tucson, 

 Arizona, July 21 (E. A. Schwarz)." 



Specimens examined. — 6 cf, 49 9- 



Distribution (Map 9). — ^Southern Arizona to BrownsviUe, Tex. 



UNITED STATES: Arizona: Cochise Co., Southwestern Research Sta., 

 5 mi. west Portal (5400 ft.), 9 ? , July 15, 1955 (W. J. Gertsch) [AMNH]; 1 9 , 

 July 26, 1955; 1 cf, June 12, 1958; Pima Co., Redington, 3 9 , no date [USNM]; 

 "Tuson," 1 9 , "21. 7." (E. A. Schwarz) [USNM]. 



New Mexico: Chaves Co., Roswell, 1 9 , August (Cockerell) [USNM]; Eddy 

 Co., White City, 3 9 , May 14, 1950 (E. C. Johnston) [CNC]; 1 9 , May 16, 1950; 

 1 cT, 2 9 , July 23, 1959, (A. B. Klots) [ABK]; Hidalgo Co., Lordsburg, 3 9 , Aug. 4, 

 1937 [AMNH]; Luna Co., 10 mi. east Deming, 3 d', 29, July 12, 1917 [CU]; 

 14 9, July 8-15 [USNM]. 



Texas: Brewster Co., Alpme, Davis Mts., 1 9 , Sept. 12, 1958 (R. R. McElvare) 

 [CNHM]; Big Bend, 1 cf, Apr. 15-30, 1926 (O. C. Poling) [USNM]; 1 9 , May 

 1-15, 1926; Cameron Co., San Benito, 29, July 8-15 [USNM]; 9, August 

 [USNM]; Reves Co., 35 mi. northwest Pecos, 4 9 , June 15, 1937 (George Willett) 

 [LACM]. 



Arivaca poolzella, new species 



Figures 20, 57, 87, 122, 159 



Diagnosis. — The fused condition of M24.3 distinguishes this species 

 from ostreella, as does the light orange trace on the costal margin. 



Description. — Labial palpi 3K to 5)^ times as long as eye diameter; 

 antennae sublaminate in male. 



Foremng with white costal band extending half way from cell to 

 costa, bordered anteriorly with light orange; cell orange; Ai sometimes 

 faintly traced near outer margin; A2 and A3 near base traced with 

 white and bordered A\dth dark brown; ground lighter orange posterior 

 to Ai fold; 10 veins; M2+3 fused. Hingwing dark brovna in male, light 

 brown in female. 



