Mazaterón (Eocene of Spain)

Where: Castilla y Leon, Spain (41.5° N, 2.1° W: paleocoordinates 39.6° N, 5.3° W)

• coordinate based on political unit

• local area-level geographic resolution

When: Mazaterón Formation, Bartonian (41.3 - 38.0 Ma)

• late Robiacian (Eocene European Land Mammal Age) in age, corresponding to the MP 15-16 Paleogene reference level

• group of beds-level stratigraphic resolution

Environment/lithology: lacustrine; gray marl and sandstone

• The deposit is in carbonate facies, in small sandstone or conglomeratic lenses, extending 400 m laterally, and 5-8 m thick.

Size class: macrofossils

Primary reference: E. Jiménez Fuentes, M. A. Cuesta, S. Martín Jesús, E. Mulas, E. Pérez Ramos and S. Jiménez-García. 1989. Primera nota sobre los vertebrados del Eoceno Superior de Matazarón y Deza (Soria). Stvdia Geologica Salmanticensia 5:129-133 [J. Alroy/J. Wertheim/J. Wertheim]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 40358: authorized by John Alroy, entered by Jill Wertheim on 22.06.2004, edited by Richard Butler, Albert Garcia Selles, Philip Mannion and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

Actinopteri
 Siluriformes - Bagridae
Bagridae indet.10 Bleeker 1852 naked catfish
Reptilia
 Testudines - Trionychidae
? Trionyx sp. Geoffroy Saint-Hilaire 1809 softshell turtle
 Testudines - Pantestudinidae
Pelorochelon soriana n. gen. n. sp.12
Pelorochelon soriana n. gen. n. sp.12 Pérez-García et al. 2016 turtle
 Testudines - Podocnemidae
Neochelys sp. Bergounioux 1954 sideneck turtle
 Loricata -
Iberosuchus sp. Antunes 1975 crocodilian
 Crocodylia - Diplocynodontidae
Diplocynodon sp. Pomel 1847 crocodilian
 Squamata - Lacertidae
Lacertidae indet.10 Bonaparte 1831 lizard
Mammalia
 Primates - Adapidae
? Adapis sp.9 Cuvier 1822 primate
 Primates - Notharctidae
Mazateronodon endemicus n. gen. n. sp.9
Mazateronodon endemicus n. gen. n. sp.9 Marigó et al. 2010 primate
 Primates - Omomyidae
Pseudoloris cuestai n. sp.10 Minwer-Barakat et al. 2012 primate
 Rodentia - Theridomyidae
Pseudoltinomys crebrum n. sp.11 Peláez-Campomanes 1996 rodent
 Rodentia - Pseudosciuridae
Sciuroides cf. siderolithicus11 Picted and Humbert 1869 rodent
Teeth
 Perissodactyla - Lophiodontidae
Lophiodon sp.8 Cuvier 1822 odd-toed ungulate
11.816 (fragment of maxilla)
 Perissodactyla - Pachynolophidae
Paranchilophus remyi5 odd-toed ungulate
Leptolophus sp.5 Remy 1965 odd-toed ungulate
Plagiolophus mazateronensis n. sp.7 Cuesta 1994 odd-toed ungulate
 Perissodactyla - Palaeotheriidae
Cantabrotherium casanovasae n. sp.2 Cuesta 1993 odd-toed ungulate
Franzenium durense n. sp.2 Cuesta 1993 odd-toed ungulate
Palaeotherium giganteum n. sp.2 Cuesta 1993 odd-toed ungulate
Iberolophus jimenezi n. sp.1 Badiola and Cuesta 2008 odd-toed ungulate
US 11800, right hemimandible, exhibiting p1 and m1 alveoli, and the p2–p4 and m2–m3 series.
 Hyaenodonta - Hyaenodontidae
Proviverra sp.4 Rütimeyer 1862 eutherian
 Artiodactyla - Anoplotheriidae
cf. Dacrytherium sp.6 Filhol even-toed ungulate
13.624, fragment of maxilla
Anoplotheriinae indet.6 Gray 1821 even-toed ungulate
11.562, fragment of maxilla
Duerotherium sudrei n. gen. n. sp.3 Cuesta and Badiola 2009 even-toed ungulate
STUS 11562, a fragment of the left maxilla, showing the P3-M3 series.
 Artiodactyla - Xiphodontidae
cf. Leptotheridium indet.6 Stehlin 1910 even-toed ungulate
13.625, M2
cf. Dichodon sp.6 Owen even-toed ungulate
11.814, fragment of mandible