576 
Psyche 
[Vol. 92 
richteri Guthorl, 1934, original designation, becomes Eury- 
dictyella richteri (Guthorl), new combination. The genus is 
known only from the Upper Carboniferous of Germany. 
Order Odonata 
Family Aeshnidae 
Neoligaeschna, nomen novum pro Oligoaeschna Piton & 
Theobald, 1939, p. 6, non Selys, 1889, p. 160. Type-species: 
Oligoaeschna jungi Piton & Theobald, 1939, original desig- 
nation, becomes Neoligaeschna jungi (Piton & Theobald), 
new combination. The genus is known only from the Oligo- 
cene of France. 
Order Diptera 
Family Architipulidae 
Leptotipuloides, nomen nudum pro Leptotipula Bode, 1953, 
p. 312, non Alexander, 1917, p. 160. Type species: Leptotip- 
ula fastigata Bode 1953, original designation, becomes Lep- 
totipuloides fastigata (Bode), new combination. The genus is 
known only from the Jurassic of Germany. 
Family Bibionidae 
Lithosomyia, nomen novum pro Mesomyia Pongracz, 1928, p. 
174, non Macquart, 1849, p. 341. Type-species: Bibio brevis 
Heer, 1849, p. 225, SD Carpenter, herein, becomes Lithoso- 
myia brevis (Heer), new combination. The genus is known by 
several species from the Miocene of Croatia. 
Family Rachiceridae 
Trecela, nomen novum pro Electra Loew, 1850, p. 38, non 
Stevens, 1831, p. 278. Type-species: Electra formosa Loew, 
1850, original designation, becomes Trecela formosa (Loew), 
new combination. The genus is known only from the Lower 
Oligocene of the Baltic amber, The name Trecela is an ana- 
gram of Electra and is considered feminine. 
Order Hymenoptera 
Family Eumenidae 
Eunortonia, nomen novum pro Pseudonortonia Timon- 
David, 1944, p. 41, non Soika, 1936, p. 168. Type-species: 
Pseudonortonia sepulta Timon-David, 1944, original desig- 
nation, becomes Eunortonia sepulta (Timon-David), new 
combination. The genus is known only from the Oligocene of 
France. 
