Balof Shelter (Horizon V)
Basic information
Sample name: Balof Shelter (Horizon V)
Reference: J. P. White, T. F. Flannery, R. O'Brien, R. V. Hancock, and L. Pavlish. 1991. The Balof shelters, New Ireland. In Report of the Lapita Homeland Project (eds. J. Allen, C. Gosden), pp. 46-58 [ER 3688]
Geography
Country: Papua New Guinea
State: New Ireland
Coordinate: 2° 54' 14" S, 151° 22' 23" E
Coordinate basis: based on nearby landmark
Time interval: Late Pleistocene
Section: 3688
Unit number: 5
Unit order: above to below
Ma: 0.01056
Age basis: radiocarbon (uncalibrated)
Geography comments: "The Balof shelters are a couple of overhangs that face each other across 20 m of collapsed doline at Madina (basis of coordinate), 90 km south of Kavieng", New Ireland, PNG.
"The sites are in secondary forest ... c. 80 m above sea level and 2.7 km south of the coast".
The material reported here is from a 1985 excavation of Balof Shelter 2.
Horizon V has a radiocarbon date 10560 ± 230 BP.
"The sites are in secondary forest ... c. 80 m above sea level and 2.7 km south of the coast".
The material reported here is from a 1985 excavation of Balof Shelter 2.
Horizon V has a radiocarbon date 10560 ± 230 BP.
Environment
Lithology: limestone
Taphonomic context: human accumulation
Archaeology: stone tools
Habitat comments: "Horizons I-V at Balof shelter 2 encompass the upper levels (0-120 cm) of the deposit, consisting of culturally derived fine grey roof debris ... marking a relatively intensive period of human site use".
Various stone artefacts including cores, chunks, flakes, chips and cobbles are present throughout the deposit.
Various stone artefacts including cores, chunks, flakes, chips and cobbles are present throughout the deposit.
Methods
Life forms: bats,rodents,other small mammals,lizards,snakes
Sampling methods: quarry,screenwash
Sample size: 567 specimens
Years: 1985
Sampling comments: "In 1985, 4 square metres were opened in Balof shelter 2, the material being excavated in 1 m2 x 10 cm units and dry sieved through 5 mm mesh".
"This excavation was extended in 1988 by a further 1.25 m2".
The material reported here pertains to 3 square metres of the 1985 excavations (Squares K2, K3, K4).
Counts are of numbers of identified specimens by mandibles, maxillae and teeth.
"This excavation was extended in 1988 by a further 1.25 m2".
The material reported here pertains to 3 square metres of the 1985 excavations (Squares K2, K3, K4).
Counts are of numbers of identified specimens by mandibles, maxillae and teeth.
Metadata
Sample number: 3863
Contributor: Benjamin Carter
Enterer: Benjamin Carter
Created: 2022-01-26 16:42:23
Modified: 2023-04-29 05:05:59
Abundance distribution
9 species
0 singletons
total count 567
geometric series index: 10.0
Fisher's α: 1.519
geometric series k: 0.5864
Hurlbert's PIE: 0.6072
Shannon's H: 1.2086
Good's u: 1.0000
Each square represents a species. Square sizes are proportional to counts.
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Register
| Dobsonia sp. | 208 | |
| D. moluccensis or D. praedatrix | ||
| Hipposideros diadema | 12 | 46.1 g insectivore |
| Melomys rufescens | 4 | |
| Rattus mordax | 18 | |
| also 5 Rattus sp. | ||
| Phalanger orientalis | 286 | |
| Varanus indicus | 9 | |
| Scincidae indet. | 19 | |
| Serpentes indet. | 5 | |
| Pteropus neohibernicus | 6 | |