Novokhopersk-1
Basic information
Sample name: Novokhopersk-1

Sample aka: Bed D7

Reference: A. K. Agadjanian and P. E. Kondrashov. 2011. Early middle Pleistocene mammalian and molluscan assemblages from the Novokhopersk locality (Don River basin, Russia). Quaternary International 231:10-21 [ER 3910]
Geography
Country: Russia

State: Voronezh Oblast

County: Novokhopyorsky

Coordinate: 51.099998° N, 41.616669° E
Latlng basis: stated in text

Formation: Tiraspolian Faunistic complex

Time interval: Middle Pleistocene

Max Ma: 0.78

Min Ma: 0.533

Age basis: other

Geography comments: The Novokhopersk locality is situated 1.2 km North of the city of Novokhopersk, next to the Khoper River, Voronezh region, Eastern Russia

The Novokhopersk locality has been dated to the "Tiraspolian Faunistic complex" which has been established between 0.780 - 0.533 Ma

Environment
Lithology: siliciclastic (mixed)

Taphonomic context: fluvial deposit

Habitat comments: Bed D7 is comprised of Large-medium grained sand with iron oxide, small gravel, washed carbonate concretions, mollusc shells, and "gray clayey clumps"

Bed D7 is part of the ancient alluvial deposits around this section of the Khoper River and seems to have been deposited by a rapid current close to the bank of the river

The rapid current may have washed out the faunal remains and deposited them downstream

Methods
Life forms: rodents, other small mammals, clams, snails

Sampling methods: screenwash

Sample size: 1911 specimens

Net or trap nights: 0

Basal area status: not applicable

Sampling comments: 652 small mammal remains were recovered from Novokhopersk-1

A rich mollusc fauna was also recovered from Novokhopersk-1

Faunal remains were recovered via screenwashing with sieves of a 1 mm mesh size

Counts excluded:
Mimomys sp. - 5
Prolagurus sp. - 54
Microtus sp. 339

Metadata
Sample no: 4299

Contributor no: Jack Nesbitt

Enterer: Jack Nesbitt

Created: 2023-06-14 14:54:24

Modified: 2023-06-21 00:58:11

Abundance distribution
Each square represents a species. Square sizes are proportional to counts. Values are logged.
Statistics
50 species
9 singletons
total count 1911
geometric series index: 70.5
Fisher's α: 9.399
geometric series k: 0.8872
Hurlbert's PIE: 0.8956
Shannon's H: 2.7803
Good's u: 0.9953
Register
Sorex sp. 1
Ochotona sp. 18
Leporinae "gen."6
Spermophilus sp. 10
Allactaga cf. major 1
"Allactaga cf. jaculus"
Cricetus cf. cricetus 5
Cricetulus sp. 1
Myodes sp. 3
"Clethrionomys sp."
Mimomys pusillus 39
Mimomys intermedius 9
Prolagurus pannonicus 2
Prolagurus posterius 24
Eolagurus simplicidens 15
Microtus (Terricola) spp. 46
"Terricola spp."
Alexandromys oeconomus 26
"Microtus oeconomus"
Alexandromys cf. middendorffi 38
"Microtus cf. hyperboreus"
Microtus arvalinus 2
Sphaerium (Rivicoliana) rivicola 96
Sphaerium (Cyrenastrum) solidum 2
Musculium lacustre 1
Pisidium amnicum 72
Pisidium supinum 55
Pisidium lilljeborgii 48
Pisidium obtusale 4
Oxyloma elegans 6
Succinella oblonga 10
Vallonia puchella 9
"Vallonia (Vallonia) puchella"
Vallonia excentrica 1
"Vallonia (Vallonia) excentrica"
Vallonia tenuilabris 6
"Vallonia (Vallonia) teniulabris"
Acanthinula aculeata 1
Trochulus hispidus 4
"Trichia hispida"
Pupilla muscorum 4
"Pupilla (Pupilla) muscorum"
Physa sp. 1
Planorbis planorbis 112
Anisus spirorbis 39
"Anisus (Anisus) spirorbis"
Anisus strauchianus 3
"Anisus (Anisus) strauchianus"
Bathyomphalus contortus 1
"Anisus (Bathyomphalus) contortus"
Gyraulus albus 6
"Anisus (Gyraulus) albus"
Gyraulus crista 5
"Armiger crista"
Gyraulus laevis 347
"Gyraulus (Torquis) laevis"
Gyraulus riparius 1
"Gyraulus (Lamorbis) riparius"
Stagnicola palustris 2
"Lymnaea palustris"
Viviparus viviparus 37
"Viviparus fasciatus"
Viviparus diluvianus 24
Bithynia transsilvanica 18
"Bithynia troscheli"
Borysthenia intermedia 352
Valvata piscinalis 18
"Valvata (Cincinna) piscinalis"
Valvata macrostoma 24
"Valvata (Atropidina) macrostoma"
Litoglyphus jahni 298
Tanousia krasnenkovi 58