NOTES ON PROTOZOA 



307 



small lakes high in the Rocky Mountains, and sends slides of many of 

 them in order that they may be recognized if found. He further remarks 

 that Leidy found his Campascus cornutus at 10,000 ft. in Wyoming, and 

 nowhere else; this species, except for the possession of horns, is nearly 

 the same as C. triqueter of the Swiss lakes; the genus itself being 

 extremely curious and characteristic. 



The deep-water species (from the bottom of Lake Geneva) sent by 

 Dr. Penard are the following: Campascus triqueter Penard, Cyphoderia 

 ampulla var. major Penard, C. trochus Penard, C. calceolus Penard, C. 

 myosurus Penard, Difflugia lebes Penard, D. histrio Penard, D. scalpellum 

 Penard, D. elongata Penard, D. lemani Blanc, D. praestans Penard, 

 Euglypha aspera Penard, Gromia brunneri Blanc, G. saxicola Penard, 

 G. squamosa Penard, G. linearis Penard, Nebela vitraea Penard, Pon- 

 tigulasia bigibbosa Penard. 



