Kayaca
Basic information
Sample name: Kayaca

Sample aka: KYC

Reference: G. E. Konidaris, A. I. Aytek, D. S. Kostopoulos, A. Y. Yavuz, E. Tarhan, M. C. Alcicek, N. Uyar, and K. Harvati. 2025. Kayaca, a new vertebrate locality from the Upper Miocene of Türkiye and its importance for the Turolian biogeography of the eastern peri-Mediterranean region. Palaeobiodiversity and Palaeoenvironments x:1-17 [ER 4403]
Geography
Country: Turkey

Coordinate: 37.27° N, 28.97° E
Latlng basis: estimated from map

Scale: quarry

Formation: Beyagac

Time interval: Late Miocene

Zone: MN12

Ma: 7.4

Age basis: zone

Geography comments: coordinate estimated from position of Kayaca
biochronological comparisons "suggest an age of ca. 7.4, close to the transition of early/middle Turolian (MN 11/12)" and Fig. 7 shows a correlation with the base of MN12

Environment
Lithology: not described

Taphonomic context: lake deposit

Habitat comments: "accumulated within distal alluvial pond-lake deposits of the lower part of the Yatagan beds" (exact lithology not indicated)

Methods
Life forms: carnivores, rodents, ungulates, other large mammals

Excluded forms: birds, turtles

Sampling methods: quarry

Sample size: 82 specimens

Years: 2018, 2022 - 2024

Museum: Akif Ersoy University

Net or trap nights: 0

Basal area status: not applicable

Sampling comments: "discovered after surface survey and was subsequently systematically excavated"
"reptiles (including a partial testudinid shell)" and "birds" are also present

Metadata
Sample no: 4680

Contributor no: John Alroy

Enterer: John Alroy

Modifier no: John Alroy

Created: 2025-08-27 10:35:37

Modified: 2025-08-27 10:36:07

Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
21 species
9 singletons
total count 82
geometric series index: 48.2
Fisher's α: 9.126
geometric series k: 0.8568
Hurlbert's PIE: 0.8817
Shannon's H: 2.5588
Good's u: 0.8902
Register
Hystrix sp. 3
the three specimens may belong to one individual
Parataxidea maraghana 3
Protictitherium sp. 1
Adcrocuta eximia eximia (hyena)3
Pontosmilus sp. 1
Felidae indet.4
medium-sized
Amphiorycteropus gaudryi 6
3 enumerated specimens and "several metapodials"
Deinotherium sp. 1
Elephantimorpha indet.4
"carpals, metapodials"
Hipparion dietrichi (horse)4
cranium, at least one mandible, and at least two metatarsals
Cremohipparion sp. 1
small-sized
Miodiceros neumayri (rhinoceros)3
Dihoplus sp. 1
Hippopotamodon major (pig)1
"few" other suid specimens are present but not identified
Palaeotragus rouenii 1
Samotherium major 22
at least one "dental" specimen is present, but apparently all 21 postcrania are enumerated
Gazella cf. ancyrensis (gazelle)10
4 horncores, 4 mandibles, and "some postcranial material" (at least 2)
Sporadotragus parvidens 8
1 skull, 4 horncores, and "Several mandibles" (at least 3)
Gangraia sp. 1
Tragoportax sp. 1
Palaeoryx pallasi 3