TENNENT 



PLATE 6 



68 



86 



79. Toxopneustes 9 X Hipponoi tf '. 1910 Acetic acid. 

 80-85. Toxvpneustes 9 X Hipponoi ' ,S'- 1910. HC1. 

 86. Hipponoc 9 X Toxopneustes d". NaOH. 



87-90. Hipponoc 9 X Toxopneustes cJ 1 . Acetic acid. 

 91-93. Hipponoi' 9 X Toxopneustes <j\ Acetic acid. 

 94. Toxopneustes 9 X Hipponoe tf. NaOH. 



