Rifreddo
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]
Geography
Country: Italy



Coordinate: 40° 15' N, 16° 16' E
Coordinate basis: based on nearby landmark

Time interval: Middle Pleistocene

Ma: 0.7

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

Environment
Substrate: ground surface

Lithology: claystone

Habitat comments: "a short sequence of alternating thin coal and volcanoclastic beds" with fossils from two "peaty-clay" horizons

Methods
Life forms: rodents,other small mammals,lizards,snakes,turtles,frogs,salamanders,fishes

Sampling methods: screenwash

Sample size: 399 specimens

Years: 1998

Sampling comments: "screen sieved"
I have excluded indeterminate snake remains from the register

Metadata
Sample number: 2555

Contributor: John Alroy

Enterer: John Alroy

Created: 2017-02-15 17:11:43

Modified: 2017-02-15 06:11:43

Abundance distribution
18 species
3 singletons
total count 399
geometric series index: 28.0
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
Each square represents a species. Square sizes are proportional to counts.
Register