INSECUTOR INSCITI^ MENSTRUUS 43 



ened within above and below, the longest dentations on veins 

 3 and 4 ; fringe black and white spotted. Hind wing whitish, 

 with traces of dusky median line, excurved over cell. Ex- 

 panse, 18 mm. 



Types, two males, No. 23930, U. S. Nat. Mus. ; Washington 

 Mountains, Arizona, date and collector missing (gift of B. 

 Preston Clark). 



Like pallida Smith, this species has no dark tornal mark 

 beyond the outer line. 



Subfamily EUTEUIN^ 



Marathyssa inficita minus, new subspecies. 



Similar to inficita inficita Walker ; smaller, the pale mark- 

 ings in reniform, median space and tornus much more promi- 

 nent, whitish. Expanse, male 18-21 mm. ; female, 21-22 mm. 



Types, six males, three females. No. 23945, U. S. Nat. Mus. ; 

 Sabinal, Texas, March and May, 1910 (F. C. Pratt) ; Babo- 

 quavaria Mountains, Arizona, July 15-30, 1903 (O. C. Pol- 

 ing) ; southern Arizona, July and August (O. C. Poling) ; 

 Oracle, Arizona, July 12, 1898 (E. A. Schwarz). 



Subfamily NOCTUIN^ 

 Psammathodoxa, new genus. 



Palpi obliquely upturned, exceeding vertex, the last joint 

 small ; tongue moderately well developed ; eyes large, round ; 

 legs without special armature ; vestiture, prothorax with high 

 central quadrate tuft; abdomen with a tuft on basal segment. 

 Fore wing with areole. Antennae of male with long pectina- 

 tions. 



Psammathodoxa cochlidioides, new species. 



Fore wing creamy brown, shaded darker except along costa 

 and basally; wing crossed by about 14 light lines, irregularly 

 waved, giving an irrorated appearance ; a straight pale line, 

 brown-edged within from apex to middle of inner margin ; 

 fringe concolorous. Hind wing brown, the fringe much paler. 

 Expanse, 25 mm. 



Type, male, No. 23852, U. S. Nat. Mus. ; Brownsville, Texas 



