Nice plate with a rich fauna , containing this spicies. Platyostoma niagarense Hall 1852, Diamesopora infrequens, (Hall, 1876) , Eospirifer radiatus Sowerby , Stegerzhynchus neglecta, Homoeospira kvan | |||
Location: | Waldron, Indiana, USA | ||
Size stone: | about 160 x 90 mm | ||
Age: | Silur,Wenlock, Waldron Shale (Ca. 428 Mill. Jahre) |