Coastal Marsh Raccoon 
35 
Discriminant Function 1 
Fig. 1. Ninety-five percent confidence ellipses around the group centroids for 
raccoon skulls from (1) western and (2) central Maryland (P. L. lotor)\ (3) marsh 
areas of Maryland’s eastern shore ( P . /. maritimus ); and (4) P. /. fuscipes from 
Texas and Mexico. Function 1, from left to right, represents a gradient of 
increasing skull length and decreasing width. Function 2, from bottom to top, 
represents a gradient of increasing skull width. 
was provided by the Computer Science Center of the University of 
Maryland. This is Scientific Series No. 1752-AEL, Appalachian 
Environmental Laboratory, University of Maryland. 
LITERATURE CITED 
Dozier, Herbert L. 1948. A new eastern marsh-inhabiting race of raccoon. J. 
Mammal. 29:286-290. 
Goldman, Edward A. 1950. Raccoons of North and Middle America. N. 
Amer. Fauna No. 60. 
Grau, Gerald A., G. C. Sanderson, and J. P. Rogers. 1970. Age determination 
of raccoons. J. Wildl. Mgmt. 34:364-372. 
Hall, E. Raymond. 1982. The Mammals of North America. 2 vol. John Wiley 
and Sons, New York. 
