by
JOSEF SETTELE, OTAKAR KUDRNA, ALEXANDER HARPKE,
INGOLF KÜHN, CHRIS VAN SWAAY, RUDI VEROVNIK, MARTIN WARREN,
MARTIN WIEMERS, JAN HANSPACH, THOMAS HICKLER,
ELISABETH KÜHN, INGE VAN HALDER, KARS VELING, ALBERT
VLIEGENTHART, IRMA WYNHOFF & OLIVER SCHWEIGER z 2008r.
Jak się wydaje podstawą do stosowania tej nazwy jest więc praca Shirozu & Yamamoto z 1956rShirozu & Yamamoto (1956) have shown
in their taxonomic revision that Favonius SIBATANI & ITO, 1942, and Quercusia
VERITY, 1943, are very closely related, whereas Neozephyrus is morphologically
and phylogenetically very distinct. Since Shirozu & Yamamoto (1956) following
the ‘fashion’ of their time afforded every species-group the status of a genus,
Quercusia is best treated as a junior subjective synonym of Favonius.