Calizas de Lychnus Formation

The Calizas de Lychnus Formation is a Maastrichtian geologic formation in northern central Spain. Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation.^[1]

Calizas de Lychnus Formation
Stratigraphic range: Maastrichtian
Type	Geological formation
Lithology
Primary	Limestone
Other	Mudstone
Location
Coordinates	41.9°N 3.4°W / 41.9; -3.4
Approximate paleocoordinates	34.1°N 3.0°W / 34.1; -3.0
Region	Castille and Leon
Country	Spain
Calizas de Lychnus Formation (Spain)

Fossil content

Dinosaurs

• cf. Euronychodon sp.
• cf. Paronychodon sp. (?Troodontidae indet.)
• ?Hypselosaurus sp.
• Nodosauridae indet.
• Rhabdodontidae indet.
• Titanosauridae indet.
• Dinosauria indet.
• Sauropoda indet.
• ?Dromaeosauridae indet.

Invertebrates

• Bithynella sp.
• Physa cf. patula

Fish

• Actinopterygii indet.

Other reptiles

• Acynodon lopezi
• Crocodylia indet.
• Eusuchia indet.
• Testudines indet.

Mammals

• Labes quintanillensis
• ?Palaeoryctidae indet.

Flora

• Typha sp.
• Arecaceae indet.
• Charophyta indet.

See also

• List of dinosaur-bearing rock formations
  • List of stratigraphic units with few dinosaur genera