Osborn] 



638 



[Osborn 



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On the early history of the foot in prosobranch gas- 

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 Protococcus : an elementary study in biology. Amer. 



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 The grasshopper, (Edipoda Carolina ; an introductory 



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 Some biological notes on Amblystoma tigrinum, L. 



Science, 20, 1892, 366-368. 

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 Penicillium and some other Fungi. Amer. Micr. Jl., 



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 Studv of the histology of various mammalian tissues. 



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 The geranium leaf as a cell aggregate. Amer. Micr. 



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The Rodentia in evolution. A preliminary study. 



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 Observations on the parasitism of Anodonta plana, 



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The banded hickory borer. Garden & Forest, 1, 1888, 



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 Identity of Schizoneura panicola, Thos., and S. Corni, 



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 [Presidential address.] Local problems in science. 



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 External termination of the urethra in the female of 



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 On the use of contagious diseases in contending with 



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 The Pediculi and Mallophaga affecting man and the 



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 Report of a trip to Kansas to investigate reported 



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 An experiment with kerosene emulsions. [1891.] 



U. S. Div. Ent. Insect Life, 4, 1892, 63-64. 



