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
Formation: Kalkaman Svita
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"
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
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: Nicholas Vine
Created: 2024-11-14 08:40:04
Modified: 2024-11-14 09:12:44
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
| Colubridae cf. Elaphe sp. | 2 | |
| Colubrinae indet. A | 1 | |
| ‘Colubrinae’ | ||
| Colubrinae indet. B | 2 | |
| ‘Colubrinae’ | ||
| Colubridae indet. | 6 | |