PLATE L 
Apanteles militaris: 
Fig. i.—Diagrammatic drawing showing the embryo inclosed by the fused amniotic 
and serosal envelopes, as, Fused envelopes; c, chorion; cv, caudal vesicle; h, head. 
Fig. 2.—Diagrammatic drawing showing the fused envelopes dividing into their 
two parts, the serosal cells being grouped at each pole, a, Amnion; c, chorion; cv, 
caudal vesicle; h, head; s, serosal cells. 
Fig. 3.—Diagrammatic drawing showing the egg ready to hatch, the serosal cells 
having become a loose mass and the embryo straightened out in the egg. a, Amnion; 
c f chorion; cv, caudal vesicle; h, head; $, serosal cells. 
Fig. 4.—Diagrammatic drawing of the larva during its first molt, b, Brain lobes; 
cv, caudal vesicle; h, head; hi, heart; m , molted skin; mp, Malpighian tubes; o, esoph¬ 
agus; p, pharynx; sg , silk glands; st, stomach; arrows indicate the blood cycle; t, 
rudimentary tube in the caudal vesicle connecting with the heart. 
Fig. 5.—First instar, cv, Caudal vesicle. 
Fig. 6.—Second instar, cv, Caudal vesicle. 
Fig. 7.—Third instar, showing the position of the spiracles and the caudal vesicle 
withdrawn. 
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