Kavakdere (Oligocene of Turkey)

Where: Tekirdağ, Turkey (40.9° N, 26.8° E: paleocoordinates 40.8° N, 23.5° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: MP 26/27 mammal zone, Lignite-Sandstone Formation, Early/Lower Oligocene (33.9 - 28.4 Ma)

• radiometric age (33–32.2 Ma) of the volcanic tuff overlying the Kavakdere

•fossiliferous zone is consistent with estimated mammal zone - Cernansky et al (2017)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; brown, sandy claystone

• brownish sandy-clay bed

Size classes: macrofossils, mesofossils

Primary reference: E. Unay and H. de Bruijn. 1987. Middle Oligocene to Early Miocene rodent assemblages from Turkey, a preliminary report. Munchner Geowissenschaftliche Abhandlungen: Reihe A Geologie und Palaontologie 10:203-210 [J. Alroy/E. Leckey/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 31605: authorized by John Alroy, entered by Erin Leckey on 19.05.2003, edited by Philip Mannion, Terri Cleary and Evangelos Vlachos

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Scinciformata indet.2
a right dentary (EUNMH PV 14051)
Amphibia
 Salientia -
Anura indet.2 Fischer von Waldheim 1813 frog
a maxilla (EUNMH PV 14059)
 Temnospondyli - Albanerpetontidae
Albanerpeton cf. inexpectatum2 Estes and Hoffstetter 1976 tetrapod
a premaxilla (EUNMH PV 14053) and a left dentary (EUNMH PV 14057).
Mammalia
 Rodentia - Gliridae
Bransatoglis sjeni3 Unay-Bayraktar 1989 dormouse
number of complete M1+M2, 2 genera and spp.
Glis aff. guerbuezi3 Unay-Bayraktar 1989 dormouse
 Rodentia - Theridomyidae
Suevosciurus fraasi Major 1873 rodent
 Rodentia - Pseudosciuridae
Pseudosciuridae indet. Zittel 1893 rodent
number of complete M1+M2, 1 genus and sp.
 Rodentia - Aplodontidae
Oligopetes aff. lophulus mountain beaver
Oligopetes aff. obtusus mountain beaver
 Rodentia - Sciuridae
Sciuridae indet. Gray 1821 squirrel
number of complete M1+M2, 2 genera and spp.
 Rodentia - Eomyidae
Eomyidae indet. Winge 1887 rodent
number of complete M1+M2, 1 genus and sp.
Eomys "cf. sp. A"3 Schlosser 1884 rodent
compared to E. antiquus from Montalban
 Rodentia - Castoridae
Steneofiber sp.3 Geoffroy 1833 beaver
number of complete M1+M2, 1 genus and sp.
 Rodentia - Cricetidae
Pseudocricetodontinae indet. Engesser 1987 mouse
number of complete M1+M2, 1 genus and 2 spp.
Pseudocricetodon aff. moguntiacus Bahlo 1975 mouse
Pseudocricetodon cf. moguntiacus orientalis
Pseudocricetodon philippi Hugueney 1971 mouse
Kerosinia variabilis3 Unay-Bayraktar 1989 mouse
number of complete M1+M2, 1 genus and sp.
Trakymys saratji n. gen. n. sp.3 Unay-Bayraktar 1989 mouse
"Paracricetodon kavakderensis n. sp." = Paracricetodon dehmi3 Hrubesh 1957 mouse
number of complete M1+M2, 2 genera and spp.
Reptilia
 Testudines -
Testudines indet.2 Batsch 1788 turtle
several shell fragments and a limb fragment (EUNMH PV 14088)
 Squamata - Lacertidae
Lacertidae indet.2 Bonaparte 1831 squamates
morphotype 1: a right maxilla (EUNMH PV 14052); morphotype 2: a premaxilla (EUNMH PV 14055) and a right maxilla (EUNMH PV 14058)
 Squamata - Anguidae
Anguinae indet.1 Gray 1825 squamates
EUNMH PV-14021, osteoderm
Ophisaurus sp.2 Daudin 1803 glass lizard
a presacral vertebra (EUNMH PV 14056)
 Loricata -
Crocodylia indet.2 crocodilian
an osteoderm (EUNMH PV 14073)