ii6 



Journal of Agricultural Research 



Vol. VI, No. 3 



Fig. i.—Diplogaster lahiata: A, Mating (X 12s); B, mature female reared in water culture (X 12s). «. lip 

 region, 6, esophagus, c, median bulb, d, cardiac bulb, e, intestine,/, ovaries, g, egg, h, genital pore, i, rec- 

 tum, k, anus; C, mature male reared in water culture (X 125), a, lip region, b, esophagus, c, median bulb, 

 d, cardiac bulb, e, intestine, ife, anus, to, spicula; £>, at time of hatching (X 400); £. female during process 

 of molting (X 123); F, dead female with young nematode which hatched within her body (X 125)' 

 Drawings by A. L. Ford. 



