| geographic analysis of host use, development, and habitat use of an acanthocephalan species, leptorhynchoides thecatus. | leptorhynchoides thecatus (linton, 1891), an acanthocephalan parasite of freshwater fishes, varies in host use, development, and habitat use throughout north america. spatial structure of these characteristics was examined from data extracted from the literature. geographic patterns were inferred from point comparisons using correllograms and then tested with moran's i statistic for global and local significance, and visually from regional means within major river drainages. species of micropter ... | 2006 | 16883987 |