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Phylogenetic tree for relevant schistosomes, including Heterobilharzia americana, based on Bayesian analysis of cox1 with nodal support indicated on the branches by posterior probabilities as asterisk for >0.98. The samples from this study are in bold and outlined in a gray box. Taxa names are preceded by their corresponding GenBank accession number and followed by their collection locality (U.S. state). See Table 1 for accession numbers and MSB numbers.
