Basic information
Sample name: Castagnone

Reference: M. S. Siori and B. Sala. 2007. The mammal fauna from the late Early Biharian site of Castagnone (Northern Monferrato, Piedmont, NW Italy). Geobios 40:207-217 [ER 2375]
Country: Italy

Coordinate: 45° 5' N, 8° 19' E
Basis of coordinate: based on nearby landmark
Geography comments: "near Castagnone", which is NE of Cereseto (basis of coordinate)
"the entire sequence of CA1 has been calibrated in a normal magnetic polarity referred to the Jaramillo subchron" and is specifically within "the interval 1, 070, 000990, 000 ya"
Climate and habitat
Substrate: ground surface
Lithology: sandstone
Habitat comments: "floodplain sediments"; fossils are from "the lower First Alluvial Unit (I AU)" and they "come both from grey-yellowish sands and gravels, and from an heterotopic coarser fraction of gravelly sands and dark clays, at the bottom and top of this I AU, respectively"
Life forms: rodents, ungulates, other small mammals
Sampling methods: screenwash
Sample size: 77
Sampling comments: "small mammal remains have been picked out from screen-washed sediments"
Sample: 2554
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-15 16:19:34
Modified: 2017-02-15 16:25:28
Abundance distribution
16 species
2 singletons
total count 77
standardised richness: not computable
Fisher's α: 6.141
geometric series k: 0.8138
Hurlbert's PIE: 0.8570
Shannon's H: 2.3314
Good's u: 0.9759