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Food plants: 
MACROLEPIDOPTERA AND THEIR PARASITES 
SCHIZURA CONCINNA 8. AND A. 
Apple, willow, and various other deciduous growths. 
81 
Occurrence: Collections from New England, New York, New Jersey, and 
Pennsylvania. 
Gregarious in habits and generally common. 
Totals received: Collections, 623; larvae, 34,864; years, 15. 
Larvae: July to October. 
Pupae: Late May to June, and sometimes August to October (prepupal larva 
in a parchmentlike cocoon during the winter.) 
Adults: 
Late June to late August, and sometimes August to October. 
Generations: One, and occasionally a partial second. 
Parasites 
Collections yielding 
this parasite 
Parasite Years 
specimens | recovered 
Number of | Number of 
collections larvae 
Diptera: 
Compsilura concinnata Meig_-_-_-------------------- 453 15 85 7, 736 
Gymnophthalma americana Town___---------------- 848 13 56 4, 908 
Phorocera claripennis Macq.___-------------------- 53 7 25 2, 272 
EET OTISLOMITCLL Via kere ee en eg a ee 1 1 1 4 
Tachinidae (unidentified puparia)______-__________ 125 10 33 3, 168 
Winthemia datanae Town. (var. A.)__-_--------___- 181 9 41 3, 053 
Hymenoptera: 
PA DONLELES! SDV tet re a ee RI Ce REN Se 1 1 1 50 
Aphanistes nigrorufus Nort.-_..-------------------- 2 2 2 53 
Campoplegini (cocoons) ______--------------------- 14 6 10 1, 304 
Enicospilus purgatus arcuatus Felt__-__------------- 59 9 33 3, 803 
HMM NeTte VANdd) CLESSees == sae es ee 69 5 6 570 
Hyposoter clisiocampae Weed _____------------------ 3 1 2 122 
TATU DOSOLC TS ULGUELOUES IS AV eee ee 344 8 31 2, 248 
Microgaster schizurae Mues___---------------------- 15 2 2 17 
Miscellaneous (unidentified material)_____________- 19 4 6 435 
Nematoda: 
INV iCSV era aN TB] CG BY SN zi NN a he Se ee al 9 2 2 55 
SCHIZURA BADIA PACK. 
Food plant: Viburnum. 
Occurrence: Collections from Lawrence, Mass. 
Totals received: Collections, 4; larvae, 188; years, 2. 
Larvae: August and September. 
Pupae: Spring to summer (prepupal larva in cocoon during winter.) 
Adults: 
Diptera: 
July and August. 
Parasites 
Compsilura concinnata Meig-__.___------.----------- 
Winthemia datanae Town. (var. A.)__._------------ 
Hymenoptera: 
Apaenteles schizurae-AShm: 22... .. 52-2 .L eee 
Food plants: 
Parasite 
specimens 
Years 
recovered 
ScCHIZURA UNICORNIS S. AND A. 
Collections yielding 
this parasite 
Number of | Number of 
collections 
bo 
Apple, aspen, wild black cherry, elm, rose, and willow. 
larvae 
157 
Occurrence: Collections from Maine, New Hampshire, Massachusetts, Rhode 
Island, Connecticut, New York, and New Jersey. 
Totals received: Collections, 52; larvae, 120; years, 13. 
Larvae: June to October. 
Pupae: Spring, and July to August (prepupal larva in cocoon during winter.) 
Adults: May to July, and July ‘to August. 
Generations: 
Two. 
33081—34—_6 
