203 

 Insect Galls* 



Acarus Serotinae Beutm. — ^Wild Cherry Pouch Gall. 



Acraspis erinacei Walsh — Oak Hedgehog Gall. 



Amphibolips confluentus Harr. — Oak Apple. 



Andricus futilis O. S. — Oak Wart Gall on leaves of Quercus alba. 



A . palustris O. S. — Succulent Oak Gall on leaves of Quercus palustris. 



A. petiolicola Bass. — Oak Petiole Gall on leaves of Quercus alba and Q. velutina. 



A. punctatus Bass. — Oak Knot Gall. 



A. seminator Harr. — Oak Seed Gall. 



Asteromyia rubra Felt — On leaves of Solidago bicolor. 



Aulax tumidus Bass. — ^Lettuce Tumor Gall. 



Biorhiza forticornis Walsh — Oak Fig Gall on twigs of Quercus alba. 



Cecidomyia Caryaecola O. S. — Hickory Seed Gall. 



C. holotricha O. S. — Hickory Onion Gall. 



C. niveipila O. S. — Oak Fold Gall. 



C. Nyssaecola Beutm. — On leaves of Nyssa sylvatica. 



C. (?) ocellaris Comstock — Maple Spot Gall on leaves of Acer rubrum. 



C. sanguinolenta O. S. — Hickory Cone Gall. 



C. Serotinae O. S.— Wild Cherry Bud Gall. 



Cincticornia pilulae Walsh — Oak Pill Gall on leaves of Quercus velutina. 



Cynips Pisum Fitch — Oak Pea Gall. 



Cystiphora canadensis Felt — On leaves of Nabalus. 



C. viburnifolia Felt — On leaves of Viburnum acerifolium and V. dentatum. 

 Dasyneura Galii Felt — On flower buds of Galium. 



D. Salicifolia Felt— On young willow leaves. 

 Diastrophus Cuscutaeformis O. S. — Blackberry Seed Gall. 

 D. nebulosus O. S. — Blackberry Knot Gall. 



D. niger Bass.- — On leaves of Potentilla canadensis. 

 Dryophanta polila Bass. — Polished Oak Gall. 

 Erineum fagineum Pers. — Beechleaf Mite Gall. 



Eriophyes abnormis Garman — A mite gall on leaves of Tilia americana. 



E. Nyssae Trotter — On leaves of Nyssa sylvatica. 

 E. Querci Garman — On leaves of Quercus velutina. 

 Gnorimoschema gallaesolidaginis Riley — On stems of Solidago serotina. 

 Holcaspis globulus Fitch — Oak Bullet Gall. 



Hormaphis Hamamelidis Fitch — ^Witch Hazel Cone Gall. 



H. spinosus Shiner — Spiny Witch Hazel Gall. 



Hormomyia Crataegifolia Felt — On leaves of Crataegus. 



Itonida foliar a Russ. & Hook. — On margin of leaves of Quercus velutina. 



Lasioptera farinosa Beutm. — On leaf veins of Rubus. 



L. Lycopi Felt — On stems of Lycopus. 



L. virginica Felt — On stems of Triadenum. virginicum. 



L. Vitis O. S.— Grape-vine Tomato Gall. 



Nematus pomum Walsh — Willow Apple Gall. 



Neolasioptera Erigerontis Felt — On stems of Leptilon canadense. 



* The majority of these galls were named by Dr. E. P. Felt, state entomologist 

 of the state of New York. 



