Also known as Eserslev
Where: Denmark (56.9° N, 8.9° E: paleocoordinates 52.4° N, 5.6° E)
• coordinate estimated from map
• small collection-level geographic resolution
When: Fur Formation, Ypresian (56.0 - 47.8 Ma)
• Fossils found between layers +25 & +30
•Earliest Early Eocene "An Early Eocene age of 54.04 ± 0.14 Ma has been determined for layer +19 and 54.52 ± 0.05 Ma for layer −17 by the Ar40–Ar39 method (Chambers et al. 2003).
Environment/lithology: offshore ramp; lithified diatomite and volcaniclastic
Size class: macrofossils
Preservation: adpression
Collected by Henrik Madsen & Bent Soe Mikkelsen
Primary reference: H. O. R. Madsen and A. Nel. 1997. Two new fossil species of Gomphaeschna Selys, 1871 in the Paleocene/Eocene of Denmark (Odonata: Aeshnoidea). Annales de la Société Entomologique de France 33(3):285-293 [M. Clapham/J. Karr]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 120023: authorized by Matthew Clapham, entered by Jered Karr on 06.11.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Insecta | |
"? Gomphaeschna danica n. sp." = Plesigomphaeschnaoides danica
"? Gomphaeschna danica n. sp." = Plesigomphaeschnaoides danica Madsen and Nel 1997 true dragonfly NR 3 Coll. Madsen
|