Birosse, a Castelnau-d'Arbieu (Miocene of France)

Also known as Biros, Castelnau-d'Arbieu

Where: Midi-Pyrenees Region, France (43.9° N, 0.7° E: paleocoordinates 44.0° N, 0.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: MN 5 zone, MN 5 (16.0 - 13.7 Ma)

• The fossiliferous horizon is sandwitched between the 'Calcaire d'Auch' and the 'Calcaire inferieur de l'Astarac'

• member-level stratigraphic resolution

Environment/lithology: terrestrial; poorly lithified, sandy sandstone

Size classes: macrofossils, mesofossils

Primary reference: C. Bulot, L. Ginsburg, and P. Tassy. 1992. Le gisement a mammiferes miocenes de Castelnau-d'Arbieu (Gers). Donnees nouvelles et implications biostratigraphiques. Comptes Rendus de l'Academie des Sciences de Paris 314 (II):533-537 [E. Fara/E. Fara/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 32071: authorized by Emmanuel Fara, entered by Emmanuel Fara on 04.06.2003, edited by David Nicholson

Creative Commons license: CC BY (attribution)

Taxonomic list

• A general list of lower vertebrates is given for 3 different collections altogether, including Birosse, Le Moune and mare.
Reptilia
 Testudines - Geoemydidae
Mauremys ex gr. sarmatica Purschke 1885 pond turtle
Mammalia
 Proboscidea - Deinotheriidae
"Deinotherium bavaricum" = Prodeinotherium bavaricum
"Deinotherium bavaricum" = Prodeinotherium bavaricum von Meyer 1831 deinothere
 Proboscidea - Mammutidae
Zygolophodon turicensis Schintz 1824 mastodon
 Proboscidea - Gomphotheriidae
Gomphotherium angustidens Burmeister 1837 gomphothere
 Rodentia - Cricetidae
Lartetomys mirabilis Mein and Freudenthal 1971 rodent
Fahlbuschia koenigswaldi Freudenthal 1963 rodent
Cricetodon aureus Mein and Freudenthal 1971 rodent
Cricetodon meini Freudenthal 1963 rodent
Democricetodon romieviensis Freudenthal 1963 rodent
 Rodentia - Pseudosciuridae
 Rodentia - Sciuridae
Heteroxerus grivensis Major 1893 squirrel
Spermophilinus bredai von Meyer 1848 squirrel
Miopetaurista cf. dehmi de Bruijn et al. 1980 squirrel
Albanensia aff. sansaniensis Lartet 1851 squirrel
 Rodentia - Gliridae
Miodyromys cf. aegercii Baudelot 1972 dormouse
 Rodentia - Castoridae
Steneofiber depereti Mayet 1908 beaver
 Lagomorpha - Ochotonidae
Prolagus sp. Pomel 1853 pika
Prolagus oeningensis König 1825 pika
 Soricomorpha - Talpidae
Proscapanus sansaniensis Lartet 1851 mole
 Carnivora - Hyaenidae
Protictitherium crassum Deperet 1892 hyaena
 Perissodactyla - Equidae
Anchitherium aurelianense Cuvier 1825 anchitheriine horse
 Perissodactyla - Rhinocerotidae
Brachypotherium brachypus Lartet 1848 rhinoceros
Plesiaceratherium lumiarense Antunes and Ginsburg 1983 rhinoceros
 Perissodactyla - Chalicotheriidae
Chalicotherium grande de Blainville 1849 chalicothere
 Artiodactyla - Tragulidae
Dorcatherium crassum Lartet 1851 chevrotain
Dorcatherium guntianum von Meyer 1846 chevrotain
 Artiodactyla - Lagomerycidae
Lagomeryx parvulus Roger 1898 ruminant
Dicrocerus elegans Lartet 1837 ruminant
 Artiodactyla - Palaeomerycidae
Procervulus dichotomus Gervais 1849 ruminant
 Artiodactyla -
Taucanamo sansaniensis even-toed ungulate