355 Frasnian Rugose Corals from Lime Creek and Shell Rock, Iowa Stationery

355 Frasnian Rugose Corals from Lime Creek and Shell Rock, Iowa StationeryFrasnian (Upper Devonian) rugose corals from the Lime Creek and Shell Rock formations of Iowa BAP #355 Rugose corals from Frasnian Lime Creek (Hackberry) and Shell Rock strata are known largely from the works of Fenton and Fenton (1924) and Belanski (1928, 1928), each of which described outcrop stratigraphy and major parts of the fauna. The Shell Rock Formation includes three members, two of which contains rugosans, the basal Mason City and the

as well as propping itself up by doing “push-ups

Detailed specific and generic phylogenies are constructed

weather changes and the greenhouse effect

Helicoprion was not a true shark

Spondylospirinae and Dagyspiriferinae

The Dinosaur Book brings you face-to-face with incredible creatures in fully colored images and realistic digital reconstructions

But to a geologist

and cool bug facts boost the insect intrigue

In this darkly comical look at the sinister side of our relationship with the natural world

Bighornia cf

The Molluscan Macrofauna of the Reklaw Formation

Otherlands: A Journey Through Earth's Extinct Worlds