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Johnson, S.K. & W.A. Rogers. (1972). Ergasilus clupeidarum sp. n. (Copepoda: Cyclopoida) from clupeid fishes of the southeastern U.S. with a synopsis of the North American Ergasilus species with a two-jointed first endopod. Journal of Parasitology 58(2):385-392, figs. 1-15. (iv-1972)