Sanem (Jurassic of Luxembourg)

Where: Luxembourg (49.6° N, 5.9° E: paleocoordinates 38.2° N, 14.8° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Falciferum (183.0 - 182.0 Ma)

• Johnson et al. 2018: Harpoceras serpentinum ammonite Zone (‘schistes bitumineux’)

Environment/lithology: offshore; lithified, lenticular, nodular limestone

Size class: macrofossils

Preservation: mold/impression

Reposited in the MNHN

• Musée national d’histoire naturelle, Luxembourg

Primary reference: A. Nel, X. Martínez-Delclòs, J. C. Paicheler and M. Henrotay. 1993. Les "Anisozygoptera" fossiles Phylogenie et classification (Odonata). Martinia 3:1-311 [M. Clapham/J. Karr/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 106696: authorized by Matthew Clapham, entered by Jered Karr on 27.03.2011, edited by Graeme Lloyd and Grace Varnham

Creative Commons license: CC BY (attribution)

Taxonomic list

Insecta
 Odonata - Sphenophlebiidae
Mesoepiophlebia veronicae Nel and Henrotay 1993 dragonfly
MNHN IB 914
Reptilia
 Plesiosauria - Microcleididae
Microcleidus melusinae n. gen. n. sp.2
Microcleidus melusinae n. gen. n. sp.2 Vincent et al. 2019 plesiosaur
MNHNL TV434
 Loricata -
Thalattosuchia indet.1, "Steneosaurus bollensis" = Macrospondylus bollensis1
Thalattosuchia indet.1 Fraas 1901 marine crocodile
MNHNL TV 597 (two caudal vertebrae)
"Steneosaurus bollensis" = Macrospondylus bollensis1 Cuvier 1824 marine crocodile
MNHNL TU799: a partial skull in palatal view, in addition to five isolated teeth, one humerus, possible partial radius, partial coracoid, rib fragments and partial osteoderms