OF WASHINGTON. O 



DESCRIPTION OF THE LARVA OF ETHMIA ZELLERIELLA 



CHAMBERS. 



By HARRISON G. DYAR. 



Head rounded, apex retracted, clypeus high ; black; a green 

 ish white mark in the upper half of the clypeus and a rounded 

 spot on each side, separated only by the black suture ; epistoma 

 and basal antennal joint pale ; width, 1.2 mm. Body cylindrical, 

 normal, the ends very slightly tapering; segmental incisures dis 

 tinct, weakly 2-annulate. Whitish opaque, a diffuse yellow 

 dorsal band, the lateral region likewise yellowish shaded ; no 

 shields; joints 2 and 3 subdorsally blotched in smoky bla,ck, the 

 marks joining dorsally on joint 3 ; joints 4-5 anteriorly banded in 

 smoky, velvety black, solidly except for dorsal and lateral an 

 terior notch on joint 4 ; smoky ventrally. A rounded dorsal 

 black spot on the segments and a smaller one in the incisure ; 

 a broad dark gray subdorsal shade, diffuse above, sharp below, 

 sending a thick arm across to each spiracle, obliquely, posteriorly ; 

 slight subventral gray spottings, heavier on joints 2 and 3 ; anal 

 shield sooty. Tubercles in large, round, velvety black spots, 

 i dorsad-anterior to ii, iv and v united, vii of three seise, on the 

 anterior leg base on a pale ground; on thorax ia-hib, iia+iib, 

 iv-fv. Thoracic feet black ; setas long, black ; abdominal feet 

 slender, pale. 



Dr. Dyar presented also a description of the larva of Lito- 

 donta hydromeli. Mr. Schwarz had found the larva again, this 

 time in Key West, Florida, and he brought home two examples, 

 which have been nicely inflated for the collection by Mr. Cau- 

 dell. They were feeding on Bumelia angustifolia. 



DESCRIPTION OF THE LARVA OF LITODONTA HYDRO 

 MELI HARVEY. 



By HARRISON G. DYAR. 



Egg. Two-thirds spherical, the base flat; dull whitish green, uniform, 

 obscurely but finely, neatly reticu-late, the reticulations very slightly 

 raised, hexagonal, with pores at the angles, looking like whitish dots, 

 obscure; surface a little frosted. Diameter, r mm.; height, .65 mm. 



Larva, stage V. The larvae are sluggish, not moving when touched. 

 They hold the tail elevated continuallj'. Head higher than wide, slightly 

 bilobed, flattened before, clypeus strongly constricted, reaching about one- 

 third to the vertex; erect, apex higher than joint 2; median suture de 

 pressed near vertex; dark purplish, reticulate mottled with blackish, 

 pinkish behind and in a spot reaching a distance down the angle of each 



