Nasir, P. Marval F., H. (1968). Two avian trematodes, Drepanocephalus olivaceus n.sp. and Galactosomum puffini Yamaguti, 1941, from Venezuela. Acta Biologica Venezuelica. 6 (2): 71–75.
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Nasir, P. Marval F., H
1968
Two avian trematodes, Drepanocephalus olivaceus n.sp. and Galactosomum puffini Yamaguti, 1941, from Venezuela