134 
John B. Andre 
ACKNOWLEDGMENTS. — Support for field work was provided by 
the U.S. Fish and Wildlife Service, Cape Romain National Wildlife 
Refuge. I thank James A. MacMahon for reviewing an earlier draft of the 
manuscript, and three anonymous reviewers and Raymond D. Dueser for 
their helpful comments. 
LITERATURE CITED 
Deuser, R.D., W.C. Brown, G.S. Hogue, C. McCaffrey, S.A. McCuskey and G.J. 
Hennessey. 1979. Mammals on the Virginia barrier islands. J. Mammal. 
(50:425-429. 
Engels, W.L. 1942. Vertebrate fauna of North Carolina coastal islands. Am. 
Midi. Nat. 25:273-304. 
1952. Vertebrate fauna of North Carolina coastal islands. II: Shackle- 
ford Banks. Am. Midi. Nat. ^7:701-742. 
Gibbons, J.W., and J.W. Coker. 1978. Herpetofaunal colonization patterns of 
Atlantic coast barrier islands. Am. Midi. Nat. 99:219-233. 
Golley, Frank B. 1962. Mammals of Georgia: A study of their distribution and 
functional role in the ecosystem. Univ. Georgia Press, Athens. 218 pp. 
Grant, P.R. 1971. The habitat preference of Micro tus pennsylvanicus, and its 
relevance to the distribution of this species on islands. J. Mammal. 52:351-361. 
Hillestad, H.O., J.R. Bozeman, A.S. Johnson, C.W. Berisford and J.I. 
Richardson. 1975. The ecology of Cumberland Island National Seashore, 
Camden County, Georgia. Ga. Mar. Sci. Cen. Univ. Ga. Tech. Rep. Ser. No. 
75-5, Skidaway Island. 219 pp. + 4 maps. 
Hosier, Paul E. 1975. Dunes and marsh vegetation, pp. Dl-D96m Environmental 
inventory of Kiawah Island. (W.D. Chamberlain, project coordinator.) 
Environ. Res. Cen., Inc., Columbia. 
Johnson, A.S., H.O. Hillestad, S.F. Shanholtzer and G.F. Shanholtzer. 1974. 
An ecological survey of the coastal region of Georgia. Nat. Park Serv. Sci. 
Monogr. Ser. No. 3:1-233. 
Pelton, Michael R. 1975. The mammals of Kiawah Island, pp. M1-M45 in 
Environmental inventory of Kiawah Island. (W.D. Chamberlain, project 
coordinator.) Environ. Res. Cen., Inc., Columbia. 
Sharp, Homer F., Jr. 1967. Food ecology of the rice rat, Oryzomys palustris 
(Harlan), in a Georgia salt marsh. J. Mammal. 45:557-563. 
Stalter, Richard. 1974. A floristic study of South Carolina barrier islands. ASB 
Bull. 27:86. Abstract. 
Manuscript. The flora of Bulls Island, Charleston County, South 
Carolina. Unpubl. 
Teal, J.M. 1962. Energy flow in the salt marsh ecosystem of Georgia. Ecology 
45:614-624. 
Accepted 23 February 1981 
