Malyi Kalkaman 1
Basic information
Sample name: Malyi Kalkaman 1
Reference: M. Ivanov, D. Vasilyan, M. Böhme, and V. S. Zazhigin. 2019. Miocene snakes from northeastern Kazakhstan: new data on the evolution of snake assemblages in Siberia. Historical Biology 31(10):1284-1303 [ER 4047]
Geography
Country: Kazakhstan
State: Pavlodar
Coordinate: 52.05° N, 76.51° E
Coordinate basis: based on nearby landmark
Formation: Kalkaman Svita
Time interval: Middle Miocene
Zone: MN7/8
Max Ma: 13
Min Ma: 12
Geography comments: "These localities are situated in the Pavlodar District near the western margin of Malyi Kalkaman Lake close to the village of Solvetka"
Environment
Lithology: siliciclastic (mixed)
Taphonomic context: fluvial deposit
Habitat comments: "This fossiliferous layer is located in the upper part of the section and composed of sands with pebbles"
Methods
Life forms: snakes
Sampling methods: screenwash
Sample size: 17 specimens
Sampling comments: "The fossil material of snakes of the Malyi Kalkaman 1 and 2 localities comes from excavations from 1980, 1987 and 2001, and of the Baikadam locality from 1989 and 2001. All the material of small vertebrates was obtained by screen-washing"v
Metadata
Sample number: 4464
Contributor: John Alroy
Enterer: Nicholas Vine
Modifier no: Nicholas Vine
Created: 2024-11-14 08:40:31
Modified: 2024-11-14 09:12:26
Abundance distribution
4 species
2 singletons
total count 17
geometric series index: 9.2
Fisher's α: 1.649
geometric series k: 0.5000
Hurlbert's PIE: 0.5772
Shannon's H: 1.0534
Good's u: 0.8824
Each square represents a species. Square sizes are proportional to counts.
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Register
| Elaphe aff. dione | 7 | |
| Colubridae cf. Elaphe sp. | 1 | |
| Colubridae indet. | 8 | |
| Gloydius sp. | 1 | |
| Gloydius halys complex | ||