Populations of the European freshwater pulmonate Physa acuta are not reproductively isolated from American Physa heterostropha or Physa integra

T. Dillon, Robert; R. Wethington, Amy; Matthew Rhett, J.; P. Smith, Thomas

doi:10.1111/j.1744-7410.2002.tb00062.x

Public

Populations of the European freshwater pulmonate Physa acuta are not reproductively isolated from American Physa heterostropha or Physa integra

Published in Invertebrate Biology • Sep 1, 2002

Authors:

Robert T. Dillon

Amy R. Wethington

J. Matthew Rhett

Abstract

Abstract. It has long been speculated that Physa acuta , a pulmonate snail widespread and invasive in fresh waters of the old world, may have originated in North America. But the identification of a new‐world cognate has been complicated by the confused systematics and taxonomy of the Physidae in Am...

Subject

Biology

Fecundity

Reproductive isolation

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