224 ILLINOIS BIOLOGICAL MONOGRAPHS 1512 



EXPLANATION OF PLATE 



Fig. 71. Bolhriocephaliis scorpii, toto of two segments. 



Fig. 72. Bothriocephalus davkcps from Eupomolis gibbosus, toto of mature proglottides. 



Fig. 73. Bothriocephalus manubrifonnis, toto of mature proglottides. 



Fig. 74. Clcstobothrium crassiceps, segments showing spurious articulations. 



Fig. 75. Clestobothrium crasskeps, toto of mature proglottis. 



Fig. 76. Abothrium rugosum, frontal section of mature proglottis. 



Fig. 77. Abothrium crassum, Xolo oi n^e. proglottis of strobila from CorfgoM«5 clupeiformis. 



