Identity elements
referentie code
id63040
Name and location of repository
Beschrijvingsniveau
Stuk
Titel
Two New Species of Fossil Mayflies (Ephemeroptera: Neoephemeridae and Siphlonuridae) from the Ruby River Basin (Oligocene) of Southwestern Montana
Datum(s)
Omvang
Content and structure elements
Bereik en inhoud
Appeared in the Proceedings of the Entomological Society of Washington, Volume 79(4), October 20, 1977