Hexagenia limbata (Serville in Guerin, 1829)

Ephemera limbata Serville in Guérin, 1829: 384, pl. 60, figs 7-9.

Palingenia limbata . – F.-J. Pictet, 1843 -1845: 146-148, pl. 12, figs 1-3 (transfer).

Hexagenia limbata . – Walsh, 1863: 197 (transfer).

Material: NMW; ♂ subimago; Am[erica]. s[eptentrionalis]. Parreyss / Pictet vidit . – NMW; ♀ subimago; 190 Par[reyss]. / Pictet vidit; legs and abdomen missing . – NMW; 1 ♀ subimago; Pictet vidit; fore legs and tip of left fore wing missing .

Remarks: F.-J. Pictet (1843: 148) mentioned only two specimens from Vienna, figured on plate XII, fig. 1 (male) and fig. 3 (female). For a detailed discussion of Serville’s material see Ulmer (1921: 233-239). Ludwig Parreyss (1796-1879) was an established dealer in natural history specimens (mostly insects and birds) in Vienna and the MNW acquired very frequently material from him.