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NATURAL HISTORY, TORONTO REGION

Family Streptomatidae.

Goniobasis livescens, Menke. (L). Etobicoke Creek, Humber River.

"   virginica, Gmelin.? Toronto Bay.

PELYCYPODA.

Family Unionidae.

Lampsilis luteolis, Lamarek. (B).

"   radiatus, Gmelin. (B).

ellipsiformis, Conrad. (B).

"   ochraceus, Say.?

Anodonta grandis, Say. (B), (L). Centre Island.

"   grandis, var. benedictensis, Lea. (B).

"   cataracta, Say. (L). Centre Island. Anodontoides ferussacianus, Lea. (B).

"   ferussacianus, var. subcylindraceus,

Lea. (L). Don River. Symphynota compressa, Lea. (B), (L). IInio complanatus, Solander. (B).

" crassidens, Lamarck. ?

" gibbosus, Barnes. (B).

" nasutus, Say. (L).

" rectus, Lamarck. (L).

Family Sphaeriidae.
Sphaerium simile, Say. (B), (L). Grenadier Pond.

"   striatinum, Lamarck. (L).

"   stamineum, Conrad. (L).

,,

(Musculium) securis, Prime. Don River,

Centre Island, High Park. 292


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