Thursday, October 15, 2020

Cypricardina scitula Pelecypod Fossil

 


These are pictures of a clam fossil called Cypricardina scitula (Herrick). It existed in the Mississippian Period. The fossil was found in Carwood Formation of Washington County, Indiana USA. Thanks to Kenny for the pictures and nice find!




Monday, October 12, 2020

Odontopteris aequalis Mazon Creek Fern Fossil

 

Above is an image of a seed fern plant fossil called Odontopteris aequalis. This plant fossil dates to the Carboniferous (Pennsylvanian) Period. It was found Mazon Creek, Illinois, USA. Like most fossils found at this locality, it was inside a nodule.

The fossil was on display in the Evolving Planet section of The Field Museum of Natural History in Chicago Illinois, USA as of August 2020. Accession number is PP31097. They have quite an extensive collection of Mazon Creek fossils at the exhibit.

The Field Museum produced a visual PDF of some of the fossils found at Mazon Creek. It can be found at this link:

https://fieldguides.fieldmuseum.org/sites/default/files/rapid-color-guides-pdfs/534_usa-age_fossils.pdf

Sunday, October 11, 2020

Mariopteris nervosa Fern Fossil From Mazon Creek

 


Above is an image of a seed fern plant fossil called Mariopteris nervosa (Brongniart) Zeiller. This plant fossil dates to the Carboniferous (Pennsylvanian) Period. It was found Mazon Creek, Illinois, USA and appears to be made of chocolate (only kidding). 

The fossil was on display in the Evolving Planet section of the Field Museum of Natural History in Chicago Illinois, USA as of August 2020. Accession number is PP46034. They have quite an extensive collection of Mazon Creek fossils at the exhibit.


Reference:

https://www.academia.edu/5989500/Mariopteris_Dicksonites_and_Fortopteris_from_the_Dobrudzha_Coalfield_Bulgaria