Katanda 9
Basic information
Sample name: Katanda 9
Sample aka: Kt9
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 fossiliferous level at 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 fossiliferous level at 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 "lithic artifacts, bone points, and faunal remains"
there are "lithic artifacts, bone points, and faunal remains"
Methods
Life forms: ungulates
Sampling methods: quarry
Sample size: 123 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: 4210
Contributor: John Alroy
Enterer: John Alroy
Created: 2023-04-07 20:40:48
Modified: 2023-04-07 10:40:48
Abundance distribution
9 species
2 singletons
total count 123
extrapolated richness: 16.2
Fisher's α: 2.236
geometric series k: 0.5623
Hurlbert's PIE: 0.3279
Shannon's H: 0.8429
Good's u: 0.9840
Each square represents a species. Square sizes are proportional to counts.
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Register
| Loxodonta sp. | 2 | |
| "Loxodonta africana" | ||
| Equus cf. quagga | 1 | 279 kg grazer |
| "Equus cf. burchelli" | ||
| Hippopotamus amphibius | 100 | 1107 kg grazer |
| Phacochoerus africanus | 5 | 82 kg grazer-browser |
| "Phacochoerus aethiopicus" | ||
| Potamochoerus porcus | 4 | 66 kg |
| plus 10 indeterminate suids | ||
| Tragelaphus spekii | 2 | 54 kg browser-grazer |
| "Tragelaphus spekei" | ||
| Redunca cf. redunca | 1 | 44 kg grazer |
| Damaliscus cf. pygargus | 3 | 83 kg grazer-browser |
| "Damaliscus cf. dorcas" | ||
| Connochaetes taurinus | 5 | 202 kg grazer-browser |
| plus 53 indeterminate bovids | ||