DipTeRA — HYMENOPTERA 1131 
Injury — Larva causes a spindle-shaped thickened gall on leaf vein, green or reddish, 
length 1 cm., diameter 2 mm. 
Distribution — Eastern United States. 
Reference — Felt, E. P. New York State Mus. Bul. 200:138. 1918. 
(Figs. 120 and 121, page 1084.) 
HYMENOPTERA 
Belem pom ChIOSOMAB A Ee ee ee ae ean Fam. Tenthredinidae 
Synonyms — Cimbex crataegi Wd., Trichiosoma tibialis Steph. 
Host — Crataegus. 
Injury — Larva eats foliage. 
Distribution — Europ:. 
efer nces — Kaltenbach, J. H. Pflanzenfeinde, p. 211. 1872. 
André, Ed. Species des Hyménoptéres d’Europe, 1:27. 1879. 
cerasi Linn., Caliroa (Pear and cherry slug).......... Ce SER he aati Fam. Tenthredinidae 
Hosts — Prunus, Crataegus, Pyrus. and other species. 
Injury — Larvae skeletonize leaves. 
Distribution — Europe, North America, Australia. 
References — Slingerland, M. V., and Crosby, C. R. Manual of fruit insects, p. 214. 
1914. 
MacGillivray, A. D. Hymenoptera of Connecticut, p. 79. 1916. ° 
collaris MacG., Profenusa (Cherry and hawthorn sawfly leaf miner)... .Fam. Tenthredinidae 
Hosts — Crataegus, Prunus cerasus. 
Injury — Larva mines in leaf, causing brown blister which may cover from a quarter 
to the whole of the upper surface of the leaf. 
Distribution — Massachusetts, New York. 
Reference — Parrott, P. J., and Fulton, B. B. New York (Geneva) Agr. Exp. Sta. 
Bul. 411. 1915. 
druparum Boh., Syntomaspis (Apple seed chalcid)...................-... Fam. Chalcididae 
Hosts — Malus, Pyrus, Sorbus, Crataegus. 
Injury — Ovipodsition punctures cause dimples in fruit, and larvae destroy seeds. 
Distribution — Europe, North America. 
References — Schlechtendall, D. von. Ztschr. Naturwiss. Halle 61:415. 1888. 
Cushman, R. A. Journ. agr. res. 7:487. 1916. 
Woodruffe-Peacock, E. A. Naturalist (London), no. 753, p. 329. 1919. 
[ELVES TREay 1M ag Bie 5 ato clos ee ahero EO BS Ole en ote otc ce ciee Fam. Tenthredinidae 
Synonym — Lyda clypeata Klg. 
Hosts — Crataegus, Pyrus. 
Injury — Larvae defoliate branches, feeding in colonies. 
Distribution — Europe. 
References — Kaltenbach, J. H. Pflanzenfeinde, p. 206. 1872. 
André, Ed. Species des Hyménoptéres d’Europe, 1:516. 1879. 
TEL SMELO IC el CUTILDEL cravat iinet a NAT as SEA oe a nhs eiley m Seyinteer eg laxcleb Fam. Tenthredinidae 
Synonym — Cimbex axillaris Pz. 
Hosts — Crataegus, Prunus padus. 
Injury — Larva feeds on foliage. 
Distribution — Europe. 
References — Kaltenbach, J. H. Pflanzenfeinde, p. 212. 1872. 
André, Ed. Species des Hyménoptéres d’Europe, 1:24. 1879, 
