Metazoa Mollusca Gastropoda Pulmonata Polygyridae Mesodon![](webbilder/dummies/taxa/Gastropoda.jpg)
Mesodon thyroidus Say ssp. thyroidus
Occurrence ID: 6604277
det.: Fritz Seidl, Braunau
date: unknown
country: Vereinigte Staaten von Amerika
geographic coordinates: 38° 20' 35" N, 89° 52' 37" W
accuracy (meters): 500m
det.: Fritz Seidl, Braunau
date: unknown
location
location: Silver Creek, 1 mile n. of New Athens, Ill.country: Vereinigte Staaten von Amerika
geographic coordinates: 38° 20' 35" N, 89° 52' 37" W
accuracy (meters): 500m
Collector
leg.: Hessie KemperCollection
coll.: Fritz Seidl, Braunau; Biologiezentrum, Mollusca, Linz-Dornach![](webbilder/dummies/taxa/Gastropoda.jpg)