Subpiatra 2/2
Basic information
Sample name: Subpiatra 2/2
Reference: J. Hír and M. Venczel. 2005. New Middle Miocene vertebrate localities from Subpiatra (Bihor District), Romania). Acta Palaeontologica Romaniae 5:211-221 [ER 3961]
Geography
Country: Romania
Coordinate: 47° 0' N, 22° 18' E
Coordinate basis: stated in text
Time interval: Middle Miocene
Zone: MN7/8
Geography comments: "near Subpiatra... on the left slope of the Rece Valley... in the right side of a small ravine... about 25 m west from the locality Subpiatra 2/1R"
Environment
Lithology: claystone
Habitat comments: from "a dark-brownish clay layer of about 15-20 cm thickness overlaid by a 60-70 cm thick yellow clay layer, both of which being extremely rich in planorbids" (the fossils are from the first one)
the fauna suggests "a forested environment"
the fauna suggests "a forested environment"
Methods
Life forms: rodents,lizards,snakes,frogs,salamanders
Sampling methods: quarry,screenwash
Sample size: 73 specimens
Years: 2004
Sampling comments: "about 1 ton of sediments" was processed "by screening-washing... with mesh of 0.8 and 0.6 mm"
Metadata
Sample number: 4371
Contributor: John Alroy
Enterer: John Alroy
Created: 2023-09-08 20:45:24
Modified: 2023-09-11 10:58:24
Abundance distribution
15 species
4 singletons
total count 73
geometric series index: 29.3
Fisher's α: 5.722
geometric series k: 0.7969
Hurlbert's PIE: 0.8312
Shannon's H: 2.1804
Good's u: 0.9467
Each square represents a species. Square sizes are proportional to counts.
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Register
| Salamandridae indet. | 3 | |
| Latonia gigantea | 4 | |
| possibly Triturus | ||
| Palaeobatrachus sp. | 1 | |
| Hyla sp. | 1 | |
| Ophisaurus sp. | 1 | |
| Colubrinae indet. | 1 | |
| Blackia miocaenica | 2 | |
| possibly also including 2 Petauristidae indet., listed in the text as Pteromyinae indet. | ||
| Spermophilinus bredai | 8 | |
| Muscardinus aff. sansaniensis | 2 | |
| Glirulus lissiensis | 2 | |
| Paraglirulus werenfelsi | 2 | |
| Myoglis meini | 24 | |
| Megacricetodon germanicus | 12 | |
| Democricetodon freisingensis | 7 | |
| Eumyarion medius | 3 | |