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NATURAL HISTORY, TORONTO REGION

 

Agriolimax campestris, Say. (L). Humber River, Centre Island, Scarborough Bluffs. Arlon circumscriptus, Johnston.

Family Endodontidae.

Pyramidula alternata, Say. (B), (L). Don River, Humber River, Scarborough Bluffs.

cronkhitei anthonyi, Pilsbry.   Scar-
borough Bluffs.

Family Succineidae.

Succinea retusa, Lea. High Park, Centre Island. avara, var. vermeta, Say.

Family Philomycidae. Pallifera dorsalis, Binney (L).

 

GASTEROPODA PULMONATA (AQUATIC).

Family Limnaeidae.

stagnalis, Linne. (L).   Centre Island,
Grenadier Pond.

columella, Say. Grenadier Pond, Etobicoke Creek.

catascopium, Say. (L). High Park. palustris, Muller. Don River, High

Park, Centre Island, Scarborough

Bluffs.

reflexa, Say. (B) (L).

gracilis, Jay. (L).

caperata, Say. (L).

humilis modicella, Say. (L).

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