MACROLEPIDOPTERA AND THEIR PARASITES 61 
SIMYRA HENRICI GRT. 
Food plants: Cattail and marsh grasses. 
Occurrence: Collections from Massachusetts, Rhode Island, New York, and 
New Jersey. 
Totals received: Collections, 30; larvae, 352; years, 8. 
Larvae: July to October. 
Pupae: Fall to spring, and July and August. 
Adults: May to June, and July to August. 
Generations: Two. 
Parasites 
Collections yielding 
this parasite 
Parasite Years 
specimens | recovered 
Number of | Number of 
collections larvae 
Diptera: 
INeareA chaelorvesinan (iss ns) ae eee ee ee epee 12 4 6 137 
Compsilura concinnata Meig__________--___-________ 5 3 4 60 
JBN TOSHE: TOGHIO, WK ica Be ee Se 2 2 2 10 
Hymenoptera: 
Microplitis quadridentatus Prov___- ---------_------ 5 2 2 113 
LROKUS SHGMLTUOP SBN 5 eS Bae eS oe ee Se *10 1 2 89 
PRODENIA ORNITHOGALLI GUEN. 
Food plant: Apple. 
Occurrence: One larva collected at Wallingford, Conn., in September, and ~ 
inflated for the Melrose Highlands laboratory. 
Hyprpa XYLINOIDES GUEN. 
Food plant: Virginia creeper. 
Occurrence: Collections from Concord, N.H.; Hyde Park, Mass.; and Somer- 
ville, N.J. 
Totals received: Collections, 3; larvae, 3; years, 3. 
Larvae: June to July, and fall to early spring. 
Pupae: July and August, April. 
Adults: April and August. 
BALSA MALANA FITCH 
Food plants: Apple and hawthorn. 
Occurrence: Collections from Bangor, Hampden, Patten, and Portage, Maine. 
Totals received: Collections, 5; larvae, 6; years, 2. 
Larvae: July to September. 
Pupae: Fall to June. 
Adults: June. 
ACHATODES ZEAE Harr. 
Food plant: Elder. (A borer.) 
Occurrence: Collections from Ayer and Melrose, Mass. 
Totals received: Collections, 2; larvae, 25; years, 2. 
Larvae: May and June. 
Pupae: July to September. 
Adults: July to September. 
PyRRHIA UMBRA HUF. 
Food plants: Aspen, bean, blackberry, sweetfern, raspberry, rose, and sumach. 
Occurrence: Collections from Bangor and Kenduskeag, Maine; and Melrose 
and Natick, Mass. 
Totals received: Collections, 7; larvae, 19; years, 7. 
Larvae: June to late September. 
Pupae: July to June. 
Adults: June to August. . 
Generations: Records indicate at least a partial second brood. In 1922 a 
larva was collected July 3 and the adult issued July 31. 
