CHAULIODES. 191 



wings nigro-fuscous, the longitudinal veins obscure, marked with 

 black ; anterior wings with a broad, white band, pointed with 

 fuscous, not attaining the posterior margin, an apical marginal 

 spot, and some of the transverse veins with white spots ; posterior 

 wings with a broad, arcuated band, not attaining the posterior 

 margin, and a larger anal spot, also an apical small spot, and 

 sometimes the transverse veins spotted, white. 



Length to tip of wings 40 millini. Alar expanse 66 millim. 



Hab. Arkansas (Nuttall) ; Pennsylvania ; Missouri ; Lake of the 

 Woods (Bigsby) ;' Red River of Lake Winnipeg, always rare 

 (Say) ; Xew York (collection of Hagen) ; Maryland (Uhler) ; 

 Mexico (Muehlenpfordt). 



The Mexican specimen has a narrower band, and none to the 

 posterior wings. 



6. Ch. maculatus ! 



Neuromus maculatus Eamb. ! Neuropt. 442, 3, tab. x, fig. 2 ; Walker ! 

 Catal. 202, 1. Chauliodes serricornis Burm.! Hanclb. II, 949, 1. 



Black ; occiput with flat, ferruginous streaks and spots; antennre 

 black, serrate ; thorax fuscous, impressed each side ; feet nigro- 

 fuscous ; wings black, a transverse interrupted, middle line, dilated 

 at the anterior margin, but not attaining the posterior margin, 

 and some apical spots, white. 



Length to tip of wings 30 36 millim. Alar expanse 45 55 

 millim. / 



Hab. Philadelphia ; Savannah ; Massachusetts (Scudder) ; 

 Maryland (Uhler). 



I saw a male from Massachusetts, communicated to me by Mr. 

 Uhler under the name of Ch. imifasciatus, which differs a little ; 

 the occipital streaks are black ; a band on the anterior wings 

 broader, white, not attaining the margin, and with one apical 

 point. Is it a distinct species ? 



7. Ch. angusticollis ! 

 Chauliodes angusticollis Hagen ! 



Fusco-testaceous ; antennae of the male nodulose, erectly-villose, 

 of the female moniliform ; occiput with flat, fulvous streaks and 

 spots ; prothorax narrow, a middle stripe posteriorly, and each 

 side a lateral one, fulvous ; feet fuscous ; wings gray, confertly 



