Dielsdorf fissure A (Eocene of Switzerland)

Also known as Baden and Wetting limestone quarry; Dielsdorf Spalte

Where: Switzerland (47.5° N, 8.5° E: paleocoordinates 46.2° N, 4.5° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: MP16-20 mammal zone, Late/Upper Eocene (37.2 - 33.9 Ma)

• bed-level stratigraphic resolution

Environment/lithology: fissure fill; limestone

Size classes: macrofossils, mesofossils, microfossils

Primary reference: D. Vasilyan. 2018. Eocene Western European endemic genus Thaumastosaurus: new insights into the question "Are the Ranidae known prior to the Oligocene?''. PeerJ 6:e5511:1-24 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 195855: authorized by Philip Mannion, entered by Philip Mannion on 28.08.2018

Creative Commons license: CC BY (attribution)

Taxonomic list

Amphibia
 Salientia -
Thaumastosaurus bottii De Stefano 1903 frog
PIMUZ specimens
Reptilia
 Squamata -
"Palaeopython cf. fischeri" = Eoconstrictor fischeri
"Palaeopython cf. fischeri" = Eoconstrictor fischeri Schaal 2004 snake
PIMUZ A/III 630
 Squamata - Boidae
Palaeopython helveticus n. sp. Georgalis and Scheyer 2019 boa
PIMUZ A/III 634 - type
Mammalia
 Carnivora - Miacidae
Simamphicyon ? helveticus Pictet and Humbert 1869 carnivoran
 Perissodactyla - Palaeotheriidae
Lophiotherium cf. cervulum Gervais 1849 odd-toed ungulate
 Artiodactyla - Cebochoeridae
"Choeromorus cf. helveticus" = Cebochoerus helveticus
"Choeromorus cf. helveticus" = Cebochoerus helveticus Pictet and Humbert 1869 even-toed ungulate
 Artiodactyla - Anoplotheriidae
Anoplotherium laurillardi Pomel 1851 even-toed ungulate
 Rodentia - Theridomyidae
Suevosciurus cf. minimus Major 1873 rodent