NOTE ON THE AMERICAN SILVERY SPECIES OF ARGYRIA 113 



Some yellow scales on margin between median band and base. 

 Palpi short, yellow-brown. 



Costal triangle thick, thom-shaped; front white. 



croceivitella Wallcei 

 Costal triangle thin, faintly cut by a white line . schausella Dyar 

 Palpi long, white tipped ; front protuberant . . jonesella Dyar 

 Median band absent or reduced to costal and marginal dots. 



Two triangular marks on costa ..... supposita Dyar 

 A narrow yellow costal line ..... lucidella Zeller 



No costal markings argentana Martyn 



References to the old nzunes will be found in Hampson's paper above 

 alluded to. Supposita will be described more fully in my fourth Mexi- 

 can paper ; multifada, xanthoguma, argyrodis, fimhrialis, and centrifu- 

 gens in my report on the Smithsonian expedition to Paneuna. 



Argyria rileyella, new species. 



Silvery white ; front and vertex ocher yellow ; a dorsal ocher stripe 

 on thorax ; fore wing with median slender uniform ocher line, curved a 

 little near costa ; a similar submcirginal line, st2u:ting on costa, not visible 

 below vein 6 ; black powdery terminal dots, followed by ocher, the 

 fringe pale at tip. Hind wing without marking. Expanse, 19 mm. 



Type, No. 1 6244, U. S. Nat. Mus., wathout locality, labeled by the 

 late C. V. Riley as examined by Ragonot in 1 886. 



Argyria diplomochaiis, new species. 



Front white with brown stripe on each side ; vertex ocher-brown ; 

 fore wing silvery white ; a median costal streak and similar subapical one ; 

 a dot near middle of inner margin ; a terminal row of black dots, joining 

 the deep purple-brown fringe. Hind wing fciintly tinged with pale yel- 

 low, with traces of terminal dots. Expanse, 1 1 mm. 



Cotypes, 12 specimens, No. 16245, U. S. Nat. Mus.; Culebra 

 Island and Bayamon, Porto Rico, January and February, 1 899 (A. 

 Busck). 



Argyria tingurialis, new species. 



Palpi long, red, white at tip ; front and vertex white ; antennae red. 

 Fore wing pointed at apex, silvery white ; a red costal stripe with median 

 and subapical teeth ; a mark near middle of inner margin ; a terminal red 

 dentate line ; fringe red-brown. Hind wing pure white. Expanse, 25 mm. 



Type, No. 16246, U. S. Nat. Mus.; Tinguri, Carabaya, Peru 

 (Schaus collection). 



