Basic information
Sample name: Rifreddo

Reference: F. Masini, T. Giannini, L. Abbazzi, F. Fanfani, M. Delfino, L. C. Maul, and D. Torre. 2005. A latest Biharian small vertebrate fauna from the lacustrine succession of San Lorenzo (Sant'Arcangelo Basin, Basilicata, Italy). Quaternary International 131:79-93 [ER 2376]
Country: Italy

Coordinate: 40° 15' N, 16° 16' E
Basis of coordinate: based on nearby landmark
Geography comments: in the "Sant'Arcangelo basin" (coordinate based on Sant'Arcangelo)
"latest Biharian" and specifically correlated with the early Brunhes, roughly 0.7 Ma according to Fig. 11
Climate and habitat
Substrate: ground surface
Lithology: claystone
Habitat comments: "a short sequence of alternating thin coal and volcanoclastic beds" with fossils from two "peaty-clay" horizons
Life forms: rodents, other small mammals, lizards, snakes, turtles, frogs, salamanders, fishes
Sampling methods: screenwash
Sample size: 399
Years: 1998
Sampling comments: "screen sieved"
I have excluded indeterminate snake remains from the register
Sample: 2555
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-15 17:11:43
Modified: 2017-02-15 17:11:43
Abundance distribution
18 species
3 singletons
total count 399
standardised richness: not computable
Fisher's α: 3.876
geometric series k: 0.7193
Hurlbert's PIE: 0.5215
Shannon's H: 1.3528
Good's u: 0.9925