Michigan Geological and 

 Biological Survey. 



Tublication 10 ; Biology 

 Plate XVIII. 



A. POND NEAR GEDDES, WASHTENAW COUNTY. HABITAT OF RA^ 

 PALVSTRIS AND R. CLAMITAN^S. 





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B. UNDERGROWTH IN WOODS NEAR PORT AUSTIN. 

 PLETHODON ERYTHR0N0TV8. 



HABITAT O 



