THE OPALIXll) ("irJATE IXFUSOKIANS. 



147 



This Cepedeu is about half as thick as wide, seeming intermediate 

 between the Cepedeas and the Opalinas. Considered as a flat form, 

 it is intermediate between the oht7'lgona-\\k.Q species and the ranarum- 

 like species, being, on the whole, more ranaimm-Yi^iQ. It suggests 

 coniiDarison with Cepedea huergeH and is seemingly a nearly related 



d 



Fig. 111. — Cepedea buergeri sine.nsis, X 460 diameters. 



form. If my material contained any slender individuals, such as 

 are seen in C. htiergeri, one would refer this infection to the species 

 proper, but as the forms studied are all broader I am classing them 

 as a subspecies of C. huergeri. A fuller series of infections is a 

 desideratum. 



CEPEDEA MINOR, new species. 



Type. — United States National Museum Cat. No. 16583. 



Host. — Ali/tes ohstetricans (Laurenti), one scant but well pre- 

 served infection, from United States National Museum specimen No. 

 37194, 39 mm. long, from central France. 



