Serido
Basic information
Sample name: Serido
Reference: C. Bulot. 1974. Recherche de rongeurs fossiles dans les terrains miocènes de la région lectouroise. Bulletin de la Société d'Histoire naturelle de Toulouse 110(3-4):245-249 [ER 2422]
Geography
Country: France
Coordinate: 43° 56' N, 0° 37' E
Coordinate basis: based on nearby landmark
Time interval: Early Miocene
Zone: MN4/5
Age basis: zone
Geography comments: "près Foissin... á 3 km de la sortie de Lectoure, á gauche de la N 21 en direction d'Agent" (coordinate based on Lectoure)
"un ãge plus récent" than Bézian or La Romieu based on stage of evolution of M. collongensis (i.e., no older than MN5; possibly MN5 because M. collongensis ranges into that zone)
"un ãge plus récent" than Bézian or La Romieu based on stage of evolution of M. collongensis (i.e., no older than MN5; possibly MN5 because M. collongensis ranges into that zone)
Environment
Substrate: ground surface
Lithology: sandstone
Habitat comments: "une venue détritique plus grossière contenant des éléments argileux et calcaires. Elle renferme quelques rares débris osseux roulés et des restes de micromammifères" ("grossière" compared to a level of "sables"; possibly a conglomerate, but I assume it is a coarse sand with clay and limestone clasts)
Methods
Life forms: rodents
Sampling methods: screenwash
Sample size: 38 specimens
Sampling comments: collected by "Une série de lavages"
Metadata
Sample number: 2639
Contributor: John Alroy
Enterer: John Alroy
Created: 2017-02-23 17:35:23
Modified: 2017-02-23 06:35:23
Abundance distribution
6 species
2 singletons
total count 38
extrapolated richness: 12.3
Fisher's α: 2.004
geometric series k: 0.5212
Hurlbert's PIE: 0.4908
Shannon's H: 1.0734
Good's u: 0.9488
Each square represents a species. Square sizes are proportional to counts.
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