Hemianax ephippiger (Burmeister, 1839)
Zadellibel Vagrant Emporer  L: 61 - 70 mm
Relevant Dutch literature (Eng. summary)    

Adult (male), Corfoe, Greece, May, 2002

Habitat: Shallow, warm (often tempory) pools and lakes

Distribution: First seen in The Netherlands in 1995. Latest years more sightings

Flight season: In The Netherlands in June and July

Status: Very rare subtropical vagrant