MOTHS OF FAMILY WALSHIIDAE — HODGES 317 



of the valvae. That part which seems to be the tegumen is expanded 

 before the apex and has a series of stout setae in the expanded area. 

 The male genitaha lack both uncus and subscaphium and have acces- 

 sory valva-like processes arising from the eighth abdominal segment. 

 Ithome has an uncus and subscaphium and does not have the valva-like 

 structure. 



Obithoine punctiferella (Busck), new combination 



Figures 18, 39, 66 



Mompha punctiferella Busck, 1906, Proc. U.S. Nat. Mus., vol. 30, p. 731. — Barnes 

 and McDunnough, 1917, Check list of the Lepidoptera of boreal America, p. 

 153. — McDunnough, 1939, Mem. Southern Cahfornia Acad. Sci., vol. 2, 

 pt. 1, p. 65. 



Head: labial palpus with inner surface buff becoming brown 

 apically, outer surface of second segment ochreous basally, brown 

 distally, outer surface of third segment buff basally and distally, 

 brown medially; tongue pale gray-buff basally; face pale ochreous 

 medially, brownish laterally; scales of occiput ochreous-brown with 

 buff apices. Thorax and base of fore wing ochreous; most of forewing 

 buff, becoming pale brown at apex, black dots scattered on forewing, 

 cilia fuscous. Hind wing dark fuscous. Methathoracic leg: outer 

 surface of tibia gray-brown on basal half, ochreous on distal half, 

 ochreous streak from base of medial spm-s; tarsal segments brown, 

 apices buff-white. Abdomen ochreous-buff. Male genitalia: as in 

 figure 18 (RWH slide 2118). Female genitalia: as in figure 39 (RWH 

 slide 2119). Alar expanse: 8-10.5 mm. 



Lectotype: present designation, cf, bearing following labels: "l. 

 Victoria, 24-4, Tex. 2. H. S. Barber collector. 3. Type No. 9773, 

 USNM. 4. Mompha punctiferella Busck, Type! 5. Male genitalia on 

 slide, 1962, R.W.H. 2040." In USNM. 



Specmiens examined: texas: Corpus Christi, 1 cf. May 8, 1943, 

 W. M. Gordon (RWH slide 126), CU; Richmond, Brazos River, 

 6 cf, 3 9, June 22, 1917 (RWH slides 2118, 2119; RWH wing slide 43), 

 CU, USNM; Victoria, 1 cf, 1 9, same data as lectotype, USNM; 

 Victoria, 2 cf , June 24, 1917 (RWH slide 119), USNM. 



