160 Bulletin Wisconsin Natural History Society. [Vol. 8, No. 3. 



Progomphus, the latter falling into the synonymy of Gomphoides. 

 Gomphoidcs as used by de Selys in 1858 must be renamed. (This 

 has been done by me in Bull. Milwaukee Museum, 1, p. 81, 1910 

 =N e gomphoides) . 



Milwaukee Public Museum, 



May 31, 19 10. 



