14 Prot. 
PROTOZOA. 
tium hirundinella and species of' Peridinium. Among the Suctoria, Podo- 
phrya cyclopum was found in Lake Yeldes. 
Imhof, 0. E. (4) enumerates 10 hitherto known species of Dinobryon. 
Their geographical distribution is as follows : — 
Germany. — D. sertularia, D. divergens , D. elongatum , D. sociale , D. 
bavaricum. 
Russia. — D. sertularia , D. divergens , D. elongatum. 
Gulf of Finland. — D. sociale , D. sertularia , D. divergens. 
Sweden. — D. elongatum in the Harbour of Stockholm. 
Austria. — D. sertularia , D. sociale , D. divergens , D. elongatum , D. 
butschlii. 
Italy . — £). sociale , divergens , -D. elongatum , D. petiolatum. 
Switzerland. — D. sociale , D. sertularia , JD. divergens , D. elongatum , D. 
cylindricum. 
The genus was only observed in two French lakes in Savoy. 
Pearcey gives a complete list of the Foraminifera hitherto found in 
the Faroe Channel. 180 species have been collected from the “warm,” 
and 120 from the “ cold ” area. 
See also Hensciier, Henneguy, Hosius , 1 Woodward, Howchin, 
MObius, and Penard. 
