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1 October 2003 REVISIONARY CONTRIBUTIONS TO NORTH AMERICAN EPHEMERELLA AND SERRATELLA (EPHEMEROPTERA: EPHEMERELLIDAE)
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Abstract

The study of population variability and the reexamination of type material of certain Ephemerellidae species has revealed changes in status and new synonyms. Ephemerella dorothea Needham, 1908 [=E. infrequens McDunnough, 1924, new synonym, =E. mollitia Seemann, 1927, new synonym] is divided into two subspecies: E. d. dorothea, new status, and E. d. infrequens new status [=E. mollitia, new synonym]. New synonyms were discovered for the following: Ephemerella excrucians Walsh, 1862 [=E. inermis Eaton, 1884, new synonym, =E. argo Burks, 1947, new synonym, =E. crenula Allen and Edmunds, 1965, new synonym, =E. lacustris Allen and Edmunds, 1965, new synonym, =E. rossi Allen and Edmunds, 1965, new synonym, =E. rama Allen, 1968, new synonym], E. invaria Walker, 1853 [=E. rotunda Morgan, 1911, new synonym, =E. vernalis Banks, 1914, new synonym, =E. feminina Needham, 1924, new synonym, =E. fratercula McDunnough, 1925, new synonym, =E. inconstans Traver, 1932, new synonym, =E. choctawhatchee Berner, 1946, new synonym, =E. simila Allen and Edmunds, 1965, new synonym, =E. floripara McCafferty, 1985, new synonym], E. mucronata (Bengtsson), 1909 [=E. moffatae Allen, 1977, new synonym], Serratella micheneri (Traver), 1934 [=E. altana Allen, 1968, new synonym], S. serrata (Morgan), 1911 [=S. sordida (McDunnough), 1925, new synonym, =S. carolina (Berner and Allen), 1961, new synonym, =S. spiculosa (Berner and Allen), 1961, new synonym], and S. tibialis

Luke M. Jacobus and W. P. McCafferty "REVISIONARY CONTRIBUTIONS TO NORTH AMERICAN EPHEMERELLA AND SERRATELLA (EPHEMEROPTERA: EPHEMERELLIDAE)," Journal of the New York Entomological Society 111(4), 174-193, (1 October 2003). https://doi.org/10.1664/0028-7199(2003)111[0174:RCTNAE]2.0.CO;2
Received: 22 July 2003; Accepted: 1 December 2003; Published: 1 October 2003
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