Annularia in Siderite Nodule

Annularia in Siderite Nodule Pair
Annularia in Siderite Nodule Pair Annularia in Siderite Nodule Side 2 Annularia in Siderite Nodule Side 1
Annularia in Siderite Nodule
Excl. Tax: £5.00 Incl. Tax: £6.00

Availability: Out of stock

Species Name: Annularia

Family: Plant

Age: Middle Pennsylvanian, Francis Creek Shale, 323 to 298 million years old.

Location: Braidwood, Illinois, USA.
Description

Details

Annularia plant fossil specimen in a siderite nodule from the Middle Pennsylvanian period, particularly the Francis Creek Shale making the sample 323 to 298 million years old. It was found in Braidwood in the state of Illinois, USA. Annularia are the leaves of the calamites plants which are an extinct genus of horsetails, the leaves are particularly attractive due to their radiating appearance which can be eye catching. These trees were thought to have grown in excess of 10 meters in height, the fossil is within in a siderite nodule and comes as a matching pair. Supplied in a card tray, approximately 5 cm in diameter, with an information label.
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