Malyi Kalkaman 2
Basic information
Sample name: Malyi Kalkaman 2
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
Time interval: Early Miocene
Zone: MN7/8
Geography comments: "These localities are situated in the Pavlodar District near the western margin of Malyi Kalkaman Lake close to the village of Solvetka"
within the Kalkaman Svita
within the Kalkaman Svita
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: 11 specimens
Years: 1980, 1987, 2001
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"
Metadata
Sample number: 4462
Contributor: John Alroy
Enterer: Nicholas Vine
Modifier no: John Alroy
Created: 2024-11-14 08:40:04
Modified: 2024-11-15 03:16:50
Abundance distribution
4 species
1 singleton
total count 11
geometric series index: 8.7
Fisher's α: 2.261
geometric series k: 0.5503
Hurlbert's PIE: 0.5909
Shannon's H: 1.1685
Good's u: 0.9351
Each square represents a species. Square sizes are proportional to counts.
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Register
| Elaphe sp. | 2 | |
| cf. | ||
| Colubrinae indet. A | 1 | |
| ‘Colubrinae’ | ||
| Colubrinae indet. B | 2 | |
| ‘Colubrinae’ | ||
| Colubridae indet. | 6 | |