1921] WELLS—ZOOCECIDIA ? 377 
Coccidae: (1) Planchonia fimbriata on Coronilla; (2) Asterodiaspis 
quercicola Bonché on Quercus; (3) Apiomorpha cornifex on Eucalyptus; 
(4) Brachyscelis oricola on Eucalyptus (a, gall produced by male; 8, gall 
produced by female). 
Plate XXII 
Musidae: (1) Lipara lucens Meigen on Phragmites; (2) Agromyza 
Kiefferi Tavares on Cytisus; (3) Eurosta solidaginis Fitch on Solidago; 
(4) Phorbia seneciella Meade on Senecio. 
Itonididae: (1) Dasyneura gleditschiae O.S. on Gelditsia; (2) Contarinia 
negundifolia Felt on Negundo; (3) Lobopteromyia venae Felt on Crataegus; 
(4) Mikiola fagi Hartig on Fagus; (5) Cecidomyia sp. on Amelanchier; 
(6) Cecidomyia sp. on Populus; (7) Cecidomyia sp. on Celtis; (8) Rhopal- 
omyia anthophila O.S. on Solidago; (9) Cecidomyia unguicola Beutm. on 
Celtis; (10) Cecidomyia sp. on Carya; (11) Caryomyia inanis Felt on Carya; 
(12) Itonida foliora Russell and Hooker on Quercus; (13) Cecidomyia sp. on 
Populus; (14) Cincticornia sp. on Quercus; (15) Contarinia virginiana Felt 
on Prunus; (16) Cecidomyia verrucicola O.S. on Tilia; (17) Neolasioptera 
cornicola Beutm. on Cornus; (18) hypothetical; (19) Lasioptera clavula 
Beutm. on Cornus; (20) Rhabdophaga batatas abt on Ftd (21) Rhabdo- 
phaga strobiloides Walsh on Salix; (22) Rhop sp. on er saa 
- P pein aaiiqucis hirtipes O.S. on Solidago; fay gece rigida O.S. o 
woe (1) Isosoma tritici Fitch on Triticum. 
Tenthredinidae: (1) Cryptocampus nodus Walsh on Salix; (2) Pontania 
pomum Walsh on Salix; (3) Blenocampa pusilla Klug on Rosa. 
: Cynipidae: (1) Neuroterus batatas Fitch on Quercus; (2) Andricus 
punctatus Bass. on Quercus; (3) Aulacidea tumida Bass. on Lactuca; (4) Neu- 
roterus majalis Bass. on Quercus; (5) Neuroterus rileyi Bass. on analastd 
(6) Andricus excavatus Ashm. on Quercus; (7) Andricus clavula B 
Quercus; (8) Andricus frondosa Bass. on Quercus; (9) Andricus hens 
Ashm. on Quercus; (10) Aylax taraxicti Ashm. on Taraxacum or Callirhytis 
dumifica O.S. on Quercus; (11) Callirhytis tumifica O.S., monothalamous form 
on Quercus; (12) Rhodites rosaefoliae Cockll. on Rosa; (13) Neuroterus 
irregularis O.S. on Quercus; (14) Biorhiza mellea Ashm. on Quercus; 
(15) Xystoteras volutellae Ashm. on Quercus; (16) Cynips sp. on Quercus; 
ao Amphibolips confluenius Harris on Quercus; (18) Amphibolips inanis 
on Quercus; (19) Andricus capsulus Bass. on Quercus; (20) Cynips 
fous Hartig on Quercus; (21) Neuroterus floccosus Bass. on Quercus; 
(22) Dryophanta palustris O.S. on Quercus; (23) Neuroterus saltatorius 
Edwards on Quercus; (24) Callirhytis fruticola Ashm. on Quercus. 
