NATURAL SCIENCES OF PHILADELPHIA. 433 



Posterior wings blackish-gray, lighter at the base ; fringe white 

 at the anal angle. 



Beneath whitish, covered with gray atoms, distinct discal spots, 

 and traces of a subterminal band. 



Hab. Dallas, Texas (Boll). 



From collection of H. K. Morrison. 



We refer this species to this genus for the present, although it 

 offers certain structural differences which, perhaps, will require 

 its separation in the future. 



Orthosia immaculata, nov. sp. 



Expanse 3*7 mm. Length of body It mm. 



Eyes apparently naked, with strong lashes. Antennae of the 

 male pubescent. 



Head and thorax reddish-brown, the latter smooth and without 

 dorsal tufts. Abdomen short and untufted. Tibiae unarmed. 



Anterior wings uniform reddish-brown, having the lines obso- 

 lete ; the ordinary spots small, black, and obscure ; fringe red, 

 preceded by a suffused black terminal band. 



Posterior wings brownish-fuscous, the veins red; fringe also 

 red, tipped with white. 



Beneath both wings are uniform brownish-fuscous, with the 

 veins and costre reddish. 



Hab. South Nevada (Crotch). 



From the Museum of Comparative Zoolog}'. 



The head of the single specimen examined is mouldy, but the 

 eyes appear to be naked. 



On the Occurrence of Orthosia' Lota in America. Mr. W. Y. 

 Andrews, of Brooklyn, has been so kind as to send me from his 

 collection a specimen taken in New Jersey, which possesses the 

 greatest interest, being the only example known at present of the 

 species mentioned b}^ M. Guenee in the following extract: 



"J'ai sous les }^eux un dessin representant une Orthosie ameri- 

 caine qui parait completement identique avec notre Lota ; mais la 

 chenille, qui est figuree aupres, n'a pas le moindre rapport avec la 

 notre. Elle est d'un jaune d'ocre clair, avec deux bandes dorsales 

 rousses, liserees de noir des deux cotes, et deux lignes rousses 

 paralleles au-dessus de la stigmatule. Les trapezoidaux ne sont 

 pas visibles Si Abbot n'a pas coramis l'erreur, la Lota ainericiane 



