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Featured Fossil Archive

 

This page links to past Featured Fossils of all geological time periods.

The Last Featured Fossil....

 

Bicidiocrinus wetherbyi - a spiny Upper Mississipian crinoid

Fossil Type:

Crinoid

Name:

Bicidiocrinus wetherbyi (Wachsmuth & Springer)

Formation:

Glen Dean

Age:

Chesterian, Upper Mississippian

Location:

Grayson Co., Kentucky

Notes:

This specimen was collected August 24, 2014. It is one of several spiny crinoids of the Upper Mississippian (Tholocrinus and Dasciocrinus are also spine-laden.) Loose (very sharp) spines up to one-inch (2.5 cm) are common in the Glen Dean Formation. Click here for a view of opposite side. Kenny Popp specimen

Date Posted:

August 26, 2014

 

Invertebrates

      Micro-fossils          Worms          Arthropods: Non-Trilobite          Trilobites

Brachiopods                    Bryozoans                    Porifera (Sponges) 

Corals:               Rugose                    Tabulate                    Scleractinian

Echinoderms: Crinoids                    Echinoids & Asteroids             Extinct Classes

Mollusks: Bivalves               Cephalopods               Gastropods               Other Mollusks

            Graptolites

Vertebrates

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Plants

Algae                 Ferns & Horsetails / Primitive Plants           Angiosperms & Gymnosperms

 

Trace Fossils       Miscellaneous

Featured Fossil Home Page

 

Created April 13, 2012, updated August 27, 2014.