I 421 



Si/nop.sis of (he Species. 



A. Hind tarsi longer than the tibi.ie : 



Pearl-coloicd, nitli two lows of black dots j- coanainria 



B. Tarsi shorter tiuui the til)ia} : 



Koddish-brown, deusoly speckled with dark scales t cahforn iaria. 



Clear rcddish-Iirown ; fore wings falcate j fafcataria 



Medimn-sized; dull ash-Rray ; with thrvr rows of close-set black spots T. niilkarin. 



Larger hind tarsi nearly as long as tibia^; wliitisli-asli ; with five rows of black 



«l'"t^ T. aihralaria. 



The largest species ; hind tiliia- very long; tarsi very short, ash-gray T. caimdaria. 



Tephrosia cognataria Packard. Plate 11, tiij. U. 



Anagoija cmiimlaria Iliibu.-Gcyer, Exot. Selini., Ziitr.'igc, ;!1, ligs. r>49, SoO, 1825. 



« 



4 c? and 2 9. — This singular species differs from P. cribmtaria in the 

 longer, much slenderer legs, the hind iil)i;e heing very sleiuh-r, while the 

 tarsi are very long, in fact longer than the tibise, while in T. crihratdria they 

 are shorter. The antenna? are just as in T. crihrataria, tiie pectinations l)eing 

 long and inclined to he interlocked. It also differs in the want of the usual 

 markings. Body and wings dull pearly-ash. Head whitish on the vertex, 

 and along the upper side of the auteniue. In front, brown in botli sexes. 

 Fore wings uniformly pearl-ash, usually witli no markings except an oblique 

 Hue of venular dots in the yuter third of wing, and a row of minute marginal 

 intervenular dots. Fringe concolorous with the. wing. Hind wings with the 

 same markings. Sometimes the four discal small round dots are present. 

 Under side of wings exactly like the upper. Discal dots minute, the row of 

 dots wanting, the marginal row present. A double row of dorsal spots, some- 

 times wanting, sometimes conspicuous. Legs a little paler than the body. 



Length of body, i , 0.35-0.45, 9, 0.37; of fore wing, J, 0.52-0.60, 9, 

 0.55; expanse of wings, 0.75-1. 2(» inches. 



Brunswick, Me. (Packard); Maine (or Connecticut?), (8. I. Smith, 

 Mus. Yale College); Natick, Mass., May 2G (Stratton) ; Maiden, dune 1, 

 Cambridge, Mass., July 30 (H. K. Morri.son) ; Philadelphia, I'a. (Enl. Soc). 



This species varies much in size and markings. It is usually pearl-ash, 

 having a lilac tinge, sometimes thickly dusted, and then wanting the outer 

 row of dots. In the fenude, there is a very faint shade just beyond the discal 

 dot ou l)olh wings. The discal dots are otten wantinjj. In a small individual 

 from Peunsylvaiiia, there are two rows of black dots, the inner just within 



