426 



PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. 53. 



species of the only closely allied genus, Leurognaihus marmorata. I 

 think I am justified by the above evidence in locating the center of 

 dispersal of Desmognathus in the southern AUeghenies. 



MEASUREMENTS IN MILLIMETERS. 

 DESMOGNATHUS QUADRAMACULATA (Holbrook). 



U.S.N.M.: United States National Museum. 



A.N.S.: Academy of Natural Sciences of Philadelphia. 



M.C.Z.: Museum of Comparative Zoology at Cambridge. 



E.R.D.: Collection of E. R. Dunn. 



A.M.: American Museum of Natural History. 



Cornell: Museum of Cornell University. 



• Head and body. 

 » Of appressed limbs. 



DESMOGNATHUS MONTICOLA DuNN. 



Type. 



