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1.15" Ordovician Gastropod Fossil (Trochonema) - Wisconsin
This is a 1.15" wide fossil of the Middle Ordovician gastropod Trochonema beloitense. This fossil is part of an old collection from the Grand Detour Formation in Beloit, Wisconsin.
Gastropods, or snails, have been around since the Late Cambrian period. The class Gastropoda contains a vast total of named species, second only to the insects in overall number. There are 611 known families of gastropods, of which 202 families are extinct and appear only in the fossil record.
SPECIES
Trochonema beloitense
AGE
LOCATION
Beloit, Wisconsin
FORMATION
Grand Detour Formation
SIZE
Fossil: 1.15 Entire specimen: 1.9 x 1.3"
CATEGORY
ITEM
#248583
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