NOMEN: †Protephemeroidea Handlirsch 1906: 311 [A. Handlirsch. Die Fossilen Insecten und die Phylogenie der Rezenten Formen. – Leipzig, 1906: 1430 pp., 51 Taf.]
ORIGINAL LISTED MEMBERSHIP (Handlirsch 1906):
†Triplsobidae
JUNIOR CIRCUMSCRIPTIONAL SYNONYMS:
= †Protephemerida Krausse & Wolff 1919
= †Protarchiptera Crampton 1924
= †Protephemeroptera Crampton 1928
= †Protephemerodea Hamilton 1972
TYPIFIED NAME IN BASIC FORMAT: Triplosoba/fg
TYPIFIED NAMES IN USE: Triplosoba, Triplosobinae, Triplosobidae, Triplosoboidea
MODERN
STATUS: 
the valid (while not the
oldest) name of a monospecific, extinct taxon.
Systematic position of Protephemeroidea:
| Panephemeroptera,
or
Ephemeroptera s.1 (Ephemera/fg1) † Protephemeroidea (Triplosoba/fg1) Euephemeroptera, or Ephemeroptera s.2 (Ephemera/fg2) † Permoplectoptera (Protereisma/f1=Phtharthus/g1) Euplectoptera, or Ephemeroptera s.3 (Ephemera/fg3) |