A new species of Myxidium (Myxosporea: Myxidiidae), from the western chorus frog, Pseudacris triseriata triseriata, and Blanchard's cricket frog, Acris crepitans blanchardi (Hylidae), from eastern Nebraska: Morphology, phylogeny, and critical comments on amphibian Myxidium taxonomy. Journal of Parasitology, 92(3), June 2006: 611-619. 613 [Zoological Record Volume 142]