106 William T. M. Forbes 



2. I80CHJETES Dyar 



(Semyra, in part) 



Body relatively smaller; palpi much longer and smooth; hind tibiae with end 

 spurs only Venation as in female Phobetron. Caterpillar very fluffy, with all 

 the subdorsal spines long. 



1. I. beutenmulleri H. Edwards. Similar to female pithecium; markings less 

 clean-cut, postmedial line not distinctly wavy; outer margin pale yellow; blue 

 scales more prominent. 20 mm. (H. 47:17.) 



The larva is green. 



Staten Island, New York, to Florida. 



Tribe Eucleini 

 (Tropic spinecl type) 



Larvae spiny, with snbventral space reduced ; tubercles tending to be 

 horn-like, not deciduous, poisonous in several species; 2 tubercles on 

 thoracic segments; first abdominal segment as before; first stage with 

 several hairs to a tubercle. Antennas of male moth normally pectinate 

 with simple tip ; hind tibia? usually with end spurs only, palpi mod- 

 erate, R 5 stalked, R 2 usually free. Pupa with lateral processes of 

 maxilke reaching to base of antenna?. 



3. CNIDOCA31PA Dyar 



(Miresa) 



Palpi stout, very long, with second and third joints equal; male antennae 

 simple, laminate. Larva similar to Sibine but with rudimentary subdorsal spines 

 on the middle segments, besides the long ones, and with a small, blue rectangle 

 in place of the saddle-marking; feeding on Japanese Ivy (Ampelopsis). 



1. C. flavescens Walker. Fore wing with outer half light fawn, with two 

 oblique, brown lines; base lemon yellow, much more broadly on costa. 30 mm. 



Boston, Massachusetts, introduced from Asia. Seldom injurious. 



4. SIBINE Herrich-Schgeffer 

 (Empretia Clemens) 



Similar to Euclea, except for the sinuous inner margin. R- sometimes free but 

 closely connate with R 3+4 . Larva with strong anterior and posterior subdorsal 

 spines, but in middle segments rudimentary ones only, or, in our species, none. 



There are several other species in tropical South America. 



1. S. stimulea Clemens (Saddle -back caterpillar). Shining, deep seal brown, 

 shaded with blackish; with three white points. Hind wing paler. 30 mm. 

 (H 47:9.) 



Larva with characteristic green saddle, and with brown central patch; feeding 

 on various trees. (H 1:6.) 



Massachusetts to southern Illinois and southward. New York: Poughkeepsie, 

 Staten Island; Brooklyn, and Woodhaven, Long Island. 



