458 : NEW YORK STATE MUSEUM a ; 
aa Wings somewhat ashy in color with more or less 
dusky markings 
6 Veins of fore wings marked with dark and light 
uniformly alternate 
c Antennae of both sexes serrate; prothorax with 
paletline iInsmiddie behind sos os. oes a ce Ble 8 rastricornis 
ce Antennae of both sexes pectinated........... 4pectinicornis 
bb Veins of fore wings uniform in color except 
where the dusky markings cross them 
c Head yellow behind by the confluence of the 
smooth areas 
d@ “Antennae: DEOWI 2 xGacedet ssc ce see 5angusticollis 
dd “Antennae iplackish....4.c.< 2622 aces coe cee 6 concolor 
ce Head with the smooth areas dark brown or 
blackish | 
d Antennae black; alar expanse 50 to 65 mm.. | 4 Ta bias 
dd Antennae brown; alar expanse 75 to 100 mm 
e Area about ocelli much depressed; anten- 
nae of male about equal in length to 
head and thorax; those of female much 
SHOPUGE: 4 51S Aree ies sho ho ie aha ac Ghadel eee nee eee 8disjunctus 
ee Area about ocelli not depressed; antennae 
of male densely bristly,as long as body..9 californicus 
DESCRIPTION AND GEOGRAPHIC RANGE OF SPECIES 
1 C. fasciatus Walker 
1853 Chauliodes fasciatus Walker, Cat. Brit. Mus, Neur. p.20t 
1861 Chauliodes serricornis Hagen, Synopsis Neur. N. Am. 
p.190 | 
1863 Chauliodes lunatus Hagen, Ent. Soc. Phila. Proc. 2:180 
1868 Chauliodes lunatus Walsh, Ent. Soc. Phila. Proc. 2:262 
1869 Chauliodes fasciatus McLachlan, Ann. and Mag. Nat. 
Hist. (4), 4:40 
1892 Chauliodes lunatus Banks, Am. Ent. Soc. Trans. 19:357 
General color dark brown or black; head rufous, the disk 
fuscous, head of male more slender and more highly colored, 
back of head with flat, rufous streaks; prothorax with impressed- 
rufous spot each side, that of the male more slender and more 
highly colored; legs luteofuscous, tarsi duller in color; antennae 
black, serrate in female, flabellate in male, each joint with a 
large oval plate underneath; wings brownish black, fore pair 
