128 
Fi o 4. Parasite of Corn Aphis, Aclialytus maidaphidis: a, first, 
second, and third articles of antenna of female; b, distal 
article of antenna of female; c, mandible of female; d, 
maxilla and palpus; e, four distal articles of antenna of 
male; /, hind leg of female; g , valve of ovipositor; li, 
fore wing of female; i, hind wing of female; j, abdomen 
of female; k, abdomen of male, side view; l, ovipositor, 
separated from valves; sh, sheath; la, lancelet ; m, larva 
of Adialytus, taken from body of Corn Aphis in Decem¬ 
ber. (Original.) 
Fig. 5. Nematus robinice; magnified three diameters. (Original.) 
