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Citation for Study 24024

About Citation title: "Rodmanochytrium is a new genus of chitinophylic chytrids (Chytridiales)".
About Study name: "Rodmanochytrium is a new genus of chitinophylic chytrids (Chytridiales)".
About This study is part of submission 24024 (Status: Published).

Citation

Powell M.J., Letcher P.M., Davis W.J., & Velez C.G. 2019. Rodmanochytrium is a new genus of chitinophylic chytrids (Chytridiales). Phytologia, .

Authors

  • Powell M.J.
  • Letcher P.M. (submitter) Phone 205-348-8208
  • Davis W.J.
  • Velez C.G.

Abstract

From biodiversity surveys of aquatic habitats using chitin and pollen baits with samples collected in Argentina and the United States, we found a clade of eight chytrid strains with morphologies distinct from other described chytrids. After bringing these strains into axenic culture, we studied their thallus development and molecular phylogeny. Thalli produce operculate sporangia of variable shapes, from spherical, pyriform to multilobed, and rhizoidal systems with a sub-sporangial tube or swelling. Resting spores are endobiotic when strains are grown on sweet gum pollen. Molecular phylogeny of 28S rDNA sequences place these eight strains in the Chytriomycetaceae. Based on their thallus morphology, molecular phylogeny and zoospore ultrastructural features, we classify these strains as a new genus, Rodmanochytrium, with two new species.

Keywords

chitin, chytrid, Chytridiomycota, morphology, phylogeny, pollen, systematics

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  • Canonical resource URI: http://purl.org/phylo/treebase/phylows/study/TB2:S24024
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