Zalesiaki (Pliocene to of Poland)

Also known as Zalesiaki 1B

Where: Poland (51.1° N, 18.9° E: paleocoordinates 51.2° N, 18.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: MN 14 to MN 14 (4.9 - 3.2 Ma)

• Contains mostly species characteristic of the Cromerian Interglacial (Gunz-Mindel) but also a mixture of older (Pliocene) elements were present (1974). Assigned to mammalian zone MN 14/15 (Ref 9172, 1989).

Environment/lithology: cave; lithology not reported

• sediments in a cave; judging from other caves they are describing, it's likely a cave in JR limestone, but it's not specified for this locality

Size class: mesofossils

Primary reference: C. Black and K. Kowalski. 1974. The Pliocene and Pleistocene Sciuridae (Mammalia, Rodentia) from Poland. Acta Zoologica Cracoviensia 19(19):461-486 [J. Alroy/E. Leckey/E. Leckey]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 33873: authorized by John Alroy, entered by Erin Leckey on 07.08.2003, edited by Jason Head

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata - Colubridae
Natrix natrix6 Linnaeus 1758 water snake
record represents combined Zalesiaki A & Zalesiaki B (Szyndlar, 1984:10)
Elaphe aff. longissima6 Laurenti 1768 colubrid snake
record represents combined Zalesiaki A & Zalesiaki B (Szyndlar, 1984:10)
Coronella austriaca6 Laurenti 1768 smooth snake
record represents combined Zalesiaki A & Zalesiaki B (Szyndlar, 1984:10)
 Squamata - Crotalidae
"Vipera berus" = Vipera (Pelias) berus6
"Vipera berus" = Vipera (Pelias) berus6 Linnaeus 1758 common adder
record represents combined Zalesiaki A & Zalesiaki B (Szyndlar, 1984:10)
Mammalia
 Theriamorpha - Soricidae
"Blarinella europaea" = Alloblarinella europaea3 Reumer 1984 shrew
3 fragmentary mandibles and detached lower teeth
Neomys newtoni5 water shrew
1 fragmentary maxilla or detached upper tooth; 1 fragmentary mandible or detached lower tooth
Paenelimnoecus pannonicus4 red-toothed shrew
one fragmentary mandible or detached lower tooth
Sorex casimiri5 long-tailed shrew
2 fragmentary mandibles and detached lower teeth
Sorex minutus5 Linnaeus 1766 Eurasian pygmy shrew
5 fragmentary mandibles and detached lower teeth, Ref 9224 adds more material
Sorex (Drepanosorex) savini5 Hinton 1911 long-tailed shrew
6 fragmentary maxillae and detached upper teeth; 8 fragmentary mandibles and detached lower teeth
Sorex runtonensis5 Hinton 1911 long-tailed shrew
17 fragmentary mandibles and detached lower teeth
Blarinella dubia3 Asiatic short-tailed shrew
2 fragmentary mandibles and detached lower teeth; 1 fragmentary maxilla and detached upper teeth
Beremendia fissidens2 Petényi 1864 shrew
29 specimens, fragmentary mandibles and maxillae with teeth
 Rodentia - Sciuridae
"Citellus polonicus" = Spermophilus, Pliopetaurista meini n. sp.
"Citellus polonicus" = Spermophilus ground squirrel
many isolated upper and lower cheek teeth
Pliopetaurista meini n. sp. squirrel
2 P4, M1, M2, M3, 2 M1or2, p4, m1, m2, 2m1or2, m3
 Rodentia - Eomyidae
Leptodontomys sp.1 Shotwell 1956 rodent
p4
Estramomys cf. simplex1 rodent
P4, M2