U. S. NATIONAL MUSEUM 



PROCEEDINGS. VOL. 83 PLATE 9 



PARASITES OF GALVESTON BAY FISHES. 



1,',2. Proteoccphalus elongatus: !, Proglottid slifi;htly past inatiirity; 2, female genital organs in posterior 

 part of proglottid (/. tag., lower vagina; oc, ooeapt; od., oviduct; ot., ootype; sh. gl., shell gland; 

 ut.. uterus; u. vag., upper vagina; y. d., yolk duct; y. r., yolk reservoir). 



3-C. P. (tustratis: .3. Proglottid well past maturity; 4, ripe proglottid; 5, vagina and cirrus pouch, with 

 cirrus exserted; 6, scolex. 



