• Publications
  • Influence
The genera Leptohyphes Eaton and Tricorythodes Ulmer are confined to the New World, and the Nearctic limits of Leptohyphes has been extended from Texas to Maryland and Utah. Useful nymphal charactersExpand
  • 46
  • 17
Geographic Distribution and Reclassification of the Subfamily Ephemerellinae (Ephemeroptera: Ephemerellidae)
The geographic distributions of the genera are included on maps and 9 latitudinal distributional zones are established, revising the system proposed by Allen and Brusca. The genera are included in 2Expand
  • 52
  • 12
A Revision of the Genus Ephemerella (Ephemeroptera: Ephemerellidae) VI. The Subgenus Serratella in North America
The 13 known species of the subgenus Serratella include E. ( S. ) velmae from California. This new species, like E. Carolina Berner and Allen, and E. spiculosa Berner and Allen, is known only fromExpand
  • 49
  • 10
  • PDF
The currently recognized Ephemerella species are included in 13 subgenera. New subgenera are Cincticostella and Acerella. Ephemerella levanidovi Tshernova is transferred to Cincticostella n. subg.,Expand
  • 16
  • 7
A Revision of the Genus Ephemerella (Ephemeroptera: Ephemerellidae) VII. The Subgenus Eurylophella
The fourteen species of the subgenus Eurylophella are reviewed with accounts of each species including complete synonymies, synoptic descriptions of nymphs and adults, and distribution. IllustratedExpand
  • 28
  • 5
  • PDF
Mayflies (Ephemeroptera: Tricorythidae) of the Southwestern United States and Northern Mexico
Species of Leptohyphes Eaton and Tricorythodes Ulmer from the southwestern United States and northwestern Mexico are reviewed. The nymphal stage of Tricorythodes explicatus (Eaton), type of theExpand
  • 27
  • 5
A Revision of the Genus Ephemerella (Ephemeroptera: Ephemerellidae) II. The Subgenus Caudatella
The six known species of this subgenus include E. ( C ) orestes from Oregon and E. ( C. ) cascadia from Oregon and northern California, both of which, like E. ( C. ) edmundsi Allen, are known onlyExpand
  • 26
  • 4
  • PDF
The Nymphs of North and Central American Leptohyphes (Ephemeroptera: Tricorythidae)
The 36 described species of North and Central American Leptohyphes are discussed, and synonymies and other pertinent data are presented for all. Characters allow the North and Central American nymphsExpand
  • 24
  • 4
Promise and Barriers to Technology Enabled and Open Project Team Collaboration
In today’s world, construction projects require the collaboration of several parties who work independently for a shared purpose, sometimes across space and time, and most of the time acrossExpand
  • 31
  • 3