96 ILLINOIS BIOLOGICAL MONOGRAPHS 1216 



EXPLANATION OF PLATE 



Gordius robustus 



Fig. 87. — Female at beginning of formation of adult cuticula; cross section near middle of body; 



X95. 

 Fig. 88. — Section near posterior end of same female; seminal receptacle and ovaries just 



before they pass over into the oviducts; X 105. 

 Fig. 89. — Section slightly posterior to that of Fig. 88; X 105. 

 Fig. 90. — Section slightly posterior to that of Fig. 89; X 105. 

 Fig. 91. — Section thru posterior end of cloacal gland of same female; X 105. 

 Fig. 92. — Section behind cloacal gland of same female; cloacal ganglion; X 140. 



