162 ARCTIADJ?. 



Hah. Canada (Bush) ; U.S.A., Grote and Zeller Colls. ; Mexico. 

 JLnp. 46-54 millim. 



Larva^ Dyar, Psyche, vi. pp. 162 & 164. Pack. Ann. N. Y. Ac. Sci. viii. p. 69. 



Mature : Head black and shiny, labrum and antennae white ; 

 somites black with thick hair ; abdominal feet whitish ; spiracles 

 white ; pencils of long black hair from wart 2 on somites 3, 4 and 

 from wart 3 on somite 12 ; thinner pencils of white hair from wart 

 4 on somites 3, 4 and from the large wart on somite 13 ; the other 

 hairs light drab or ochreons, keeled on dorsnm ; warts grey except 

 warts 3 on somite 12 which are pale with orange at bases; cervical 

 shield black, bisected. Food-plant, various deciduous trees. 



Cocoon dense, composed of larval hairs. 



Yar. harrisii, Pack. Ann. N. Y. Ac. Sci. viii. p. 72. 



Adult larva : Head yellow ; anterior part of clypeus, labrum and 

 antennae whitish ; body clothed with silky white hair, the dorsal 

 ])encils on thoracic somites rich ochreous orange ; 2nd and 3rd 

 somites with two lateral pairs of white pencils; 11th somite with a 

 pair of dorsal white pencils ; body whitish, with lateral series of large 

 black patches ; spiracles ringed with black ; irregular black patches 

 at base of legs. 



*1499. Halisidota masoni. 



PhcBgoptera masoni, Schaus, Ent. News Philad. 1895, p. 29 ; Druce, Biol. 

 Centr.-Am., Het. ii. p. 376, pi. 74. f. 19. 



5 . Orange ; antennae black ; tegulae with black points ; abdomen 

 with lateral black stripes and ventral bands. Fore wing with 

 V-shaped subbasal grey band from costa to vein 1 edged with black 

 and with the veins on it streaked with black ; a medial black-edged 

 grey band crossed by black veins ; a similar discoidal patch ex- 

 tending to costa ; a somewhat oblique and irregularly sinuous 

 postmedial blackish line defined by greyish on outer side ; the 

 terminal area brownish with the veins streaked with black ; under- 

 side with the markings black ; a subterminal brownish shade. 



Hah. Mexico, Jalapa, type $ in Coll. Mason. Exp. 74 millim. 

 This species is unknown to me. 



1500. Halisidota cyclozonata, n. sp. (Plate XL. fig. 2.) 



(S . Head and thorax yellow with brown markings ; abdomen 

 yellow, dorsall} suff'used with crimson. Fore wiug yellow, irrorated 

 and sufi'ased with brown ; a subbasal brown line ; an antemedial 

 band of round brown-edged yellow spots with crimson centres ; 

 a similar medial series of spots forking towards costa ; a postmedial 

 series ending at tornus, with small spot nearer termen above vein 4 

 and no spot above vein 3 ; a subterminal series from costa to vein 3, 

 the spots above veins 4 and 6 nearer termen; a terminal series of 

 small spots. Hind wing semihy aline yellow tinged with crimson. 



Hah. Amazons, Olivencas (Michelli), 1 cT type ; Ecuador, Sarayacu 

 {Buckley); Peeif, Huayabamba {Garlepp), 1 $ . Exp. 30 millim. 



