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within Elizabeth J. Walsh Remove this filter Freshwater & Marine Ecology Remove this filter Invertebrates Remove this filter

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  1. No Access

    Chapter

    Toward a better understanding of the phylogeny of the Asplanchnidae (Rotifera)

    We investigated the phylogenetic relationships of Family Asplanchnidae using both morphological and molecular data. The morphological database, comprising 23 characters from 19 taxa (15 Asplanchnidae and 4 out...

    Elizabeth J. Walsh, Robert L. Wallace, Russell J. Shiel in Rotifera X (2005)

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    Chapter

    Brachionus calyciflorus is a species complex: Mating behavior and genetic differentiation among four geographically isolated strains

    Four geographic strains of B. calyciflorus are investigated regarding their genetic similarity and ability to cross-mate. DNA sequence analysis of the mitochondrial cox1 gene (694 bp) and the nuclear ribosomal IT...

    John J. Gilbert, Elizabeth J. Walsh in Rotifera X (2005)

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    Chapter

    Heat shock protein 60 (HSP60) response of Plationus patulus (Rotifera: Monogononta) to combined exposures of arsenic and heavy metals

    Organisms produce stress proteins as a response to natural and anthropogenic environmental changes. Induction of stress proteins has been reported in a variety of aquatic organisms, including rotifers, exposed...

    Judith V. Rios-Arana, J.L. Gardea-Torresdey, R. Webb, Elizabeth J. Walsh in Rotifera X (2005)

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    Chapter

    Life on the edge: rotifers from springs and ephemeral waters in the Chihuahuan Desert, Big Bend National Park (Texas, USA)

    Here we describe an on-going study of the rotifers inhabiting a sampling of springs (seeps), streams, ponds, tanks (diked ephemeral streams), and huecos and tinajas (small and large rock pools) of Big Bend Nat...

    Robert L. Wallace, Elizabeth J. Walsh, M.L. Arroyo, Peter L. Starkweather in Rotifera X (2005)