Katanda 16
Basic information
Sample name: Katanda 16
Sample aka: Kt16
Reference: A. S. Brooks, D. M. Helgren, J. S. Cramer, A. Franklin, W. Hornyak, J. M. Keating, R. G. Klein, W. J. Rink, H. Schwarcz, J. N. L. Smith, K. Stewart, N. E. Todd, J. Verniers, and J. E. Yellen. 1995. Dating and context of three Middle Stone Age sites with bone points in the Upper Semliki Valley, Zaire. Science 268:548-553 [ER 3846]
Geography
Country: Democratic Republic of the Congo
Coordinate: -0.10° S, 29.60° E
Coordinate basis: estimated from map
Time interval: Middle Pleistocene
Max Ma: 0.174
Min Ma: 0.082
Age basis: other
Geography comments: "along the east bank of the Semliki River"
coordinate estimated from map in Fig. 1
fossils are from "at or near the base of the Katanda beds"
the same level at the laterally equivalent Kt9 was dated at 82 +/- 8 ka (TL on quartz), 155 +/- 38 ka (ESR on teeth), and 140 +/- 4 and 174 +/- 1 ka (U-series on teeth)
coordinate estimated from map in Fig. 1
fossils are from "at or near the base of the Katanda beds"
the same level at the laterally equivalent Kt9 was dated at 82 +/- 8 ka (TL on quartz), 155 +/- 38 ka (ESR on teeth), and 140 +/- 4 and 174 +/- 1 ka (U-series on teeth)
Environment
Lithology: sandstone
Taphonomic context: fluvial deposit
Archaeology: bone tools,stone tools
Habitat comments: "well-sorted sandy alluvial facies with crossbedding" that "primarily represent lateral fills along a floodplain margin and the valleys of ephemeral tributary streams"
there are "grindstones and a barbed bone point"
there are "grindstones and a barbed bone point"
Methods
Life forms: carnivores,ungulates
Sampling methods: quarry
Sample size: 25 specimens
Years: 1986 - 1990
Sampling comments: from "a major excavation" apparently at the same time as the Kt2 excavations (1986 to 1990)
MNI counts of fishes are also given
MNI counts of fishes are also given
Metadata
Sample number: 4211
Contributor: John Alroy
Enterer: John Alroy
Created: 2023-04-07 20:53:08
Modified: 2023-04-07 10:53:08
Abundance distribution
4 species
3 singletons
total count 25
geometric series index: 16.8
Fisher's α: 1.344
geometric series k: 0.3569
Hurlbert's PIE: 0.1883
Shannon's H: 0.4988
Good's u: 0.8800
Each square represents a species. Square sizes are proportional to counts.
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Register
| Aonyx sp. | 1 | |
| Viverridae indet. | 1 | |
| Hippopotamus amphibius | 22 | 1107 kg grazer |
| Alcelaphus cf. buselaphus | 1 | 143 kg grazer-browser |
| plus 2 indeterminate bovids | ||