Quintanilla del Coco (Cretaceous of Spain)

Where: Castilla y Leon, Spain (42.0° N, 3.5° W: paleocoordinates 34.4° N, 3.2° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Calizas de Lychnus Member (Santibañez del Val Formation), Early/Lower Maastrichtian (70.6 - 66.0 Ma)

• from basal part of formation; late Maastrichtian following Fondevilla et al. (2019); Lychnus Limestone unit, lower part of the Santibañez del Val Formation

• bed-level stratigraphic resolution

Environment/lithology: lacustrine - small; carbonaceous lime mudstone

• "shallow lacustrine"
• "micrites and biomicrites", coal-bearing

Size class: mesofossils

Collected by Pol in 1987-1988

Collection methods: bulk, surface (float), sieve,

• discovered during geological/paleogeographic study of region

Primary reference: J. J. Moratalla and V. Francés. 1991. Huevos de dinosaurios del registro español [Dinosaur eggs in the Spanish record]. VII Jornadas de Paleontología: Paleontología del Paleozóico. Resümenes de Comunicaciones 44 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 61321: authorized by Matthew Carrano, entered by Matthew Carrano on 05.06.2006, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Bithynella sp.4
"n. sp."
Angiospermae
 Mesangiosperms - Arecaceae
Arecaceae indet.4 von Berchtold and Presl 1820 palm
"palm tree indet."
 Poales - Typhaceae
Typha sp.4 Linnaeus 1753 bulrush
unclassified
  -
Charophyta indet.4 Migula 1890
"new form"
Gastropoda
 Sorbeoconcha - Pomatiasidae
"Pomatiasidae" indet.4 Gray 1852 periwinkle
"n. gen. n. sp."
 Heterostropha - Physidae
Mammalia
 Theriamorpha -
? Theria indet.4 Parker and Haswell 1897 mammal
QTC 5, 9
 Theriamorpha - Zhelestidae
Labes quintanillensis n. gen. n. sp.4
Labes quintanillensis n. gen. n. sp.4 Pol et al. 1992 eutherian
QTC 2, 8
 Proteutheria - Palaeoryctidae
? Palaeoryctidae "indet. 1"4 Winge 1917 eutherian
QTC 3, 4, 6, 7
? Palaeoryctidae "indet. 2"4 Winge 1917 eutherian
QTC 1
Reptilia
 Testudines -
"Chelonia indet." = Testudines4
"Chelonia indet." = Testudines4 Batsch 1788 turtle
 Loricata -
Eusuchia indet.4 Huxley 1875 crocodilian
4 morphotypes, hundreds of teeth; "n. gen. n. sp."
Eusuchia indet.5 Huxley 1875 crocodilian
eggshell type C
 Loricata - Hylaeochampsidae
Acynodon lopezi1 Buscalioni et al. 1997 crocodilian
UPUAM-QC-12 (holotype: isolated tribodont tooth) and UPUAM-QC-1 and 2 (paratypes: 50 teeth from the dentary and maxilla)
 Dinosauria -
Dinosauria indet. Owen 1842 dinosaur
eggshell type B
 Ornithischia - Nodosauridae
Nodosauridae indet.3 Marsh 1890 ankylosaur
teeth
 Theropoda - Dromaeosauridae
? Dromaeosauridae indet.4 Colbert and Russell 1969 maniraptoran
teeth
 Theropoda -
"cf. Euronychodon sp." = Paronychodon2
"cf. Euronychodon sp." = Paronychodon2 Cope 1876 maniraptoran
teeth
 Saurischia -
Sauropoda indet.4 sauropod
eggshell type A
Gnathostomata
  -
Actinopterygii indet.4 ray-finned fish