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Balof Shelter (Horizon V)
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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.

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.

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.

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
extrapolated richness: 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.
Register
Current reference: Shotwell 1968 (ER 3992)