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Cycadophyta  Catalog

Listings below are all under the Division name Cycadophyta; under it are the appropriate listings of class, order, and family for each specimen

Cycadophyta  were extant  during the Carboniferous and Permian Geologic Periods, they declined during the Mesozoic, and were extinct by the end of the Cretaceous Period

 
     
Alethopteris

3.5 x 7.5 cm  nodule broken to show frond on one side and imprint of frond on other side



Cyca 1a

Class: Cycadopsida
Order: Medullosales
Family: Alethopteridaceae

Dugger Fm, Big Clifton Mine, Vig County, Indiana, Pennsylvanian


$ 58
Alethopteris

2 x 3 cm broken nodule showing frond structure on one side and imprint on other side




Cyca 1b

Class: Cycadopsida
Order: Medullosales
Family: Alethopteridaceae

Dugger Fm, Terre Haute, Indiana, Pennsylvanian

$ 24
Alethopteris

4 cm circular, flat nodule showing frond structure




Cyca 1c

Class: Cycadopsida
Order: Medullosales
Family: Alethopteridaceae

Dugger Fm, Big Clifton Mine, Vig County, Indiana, Pennsylvanian

$ 30
Neuropteris dursarti

Well preserved frond structure in black on a 6.5 x 7cm gray rock matrix





Cyca 2

Class: Cycadopsida
Order: Medullosales
Family: Neurodontopteridaceae

Kerbon-Westphal Fm, Lower Saxony, Osnabruck, Germany, lower Pennsylvanian

$ 65
Alethopteris ambigua and Neuropteris ovata

This is a combination of the genera of Cyca 1 and 2 above; frond imprints showing extremely well preserved detail on a 14 x 17.5cm black slab




Cyca 4

Upper Sharp Mtn. Member, Pottsville Fm, Underclay of Buck Mtn. # 5 Coal Bed, St. Clair, Pennsylvania, Pennsylvanian

$100
Odontopteris bradleyi Lesquereux

frond structure showing fine detail on 6 x 6 cm rock mass




Cyca 5

Class: Cycadopsida
Order: Medullosales
Familly: Neurodontopteridaceae

Bonner Springs Shale, Parkville, Missouri, Pennsylvanian

$ 30

Neuropteris fimbriata

and

Neuropteris
ovatus


Flat slab with specimen embedded

4 x 5 cm
img

306.jpg





Cyca 6

Class: Cycadopsida
Order: Medullosales

Family: Neurodontopteridaceae

Upper Sharp Mtn. Member, Pottsville Fm, Underclay of Buck Mtn. # 5 Coal Bed, St. Clair, Pennsylvania, Pennsylvanian

$ 40





Rhabdocarpus
multistriatus

Lesquereux 1879

 Specimen embedded  on surface of 5 x 5 cm flat slab








Cyca 7

Classification unknown

Upper Sharp Mtn. Member, Pottsville Fm, Underclay of Buck Mtn. # 5 Coal Bed, St. Clair, Pennsylvania, Pennsylvanian

$ 40


AlethoAlethopteris serlii

A large 8 x 10 cm broken gray nodule showing the fine detail of this black alethopteris specimen
img308s.jpg





Cyca 8

Class: Cycadopsida
Order: Medullosales
Family:  Alethopteridaceae

Will Co., Illinois, Pennsylvanian

$100
Neuropteris scheuchzeri with Sphenophyllum and Neuropteris ovata

An 8.5 x 8.5 cm black shale slab showing multiple leaves attached to a single stem; other specimens on edge of slab





Cyca 9

Neuropteris:
Class: Cycadopsida
Order: Medullosales
Family: Neurodontopteridaceae

 Sphenophyllum:
Class: Equisetopsida
Order: Sphenophyllales
Family: Sphenophyllaceae

Upper Sharp Mtn. Mbr., Pottsville Fm, Underclay of Buck Mtn. #5 Coal Bed, St. Clair, Pennsylvania, Pennsylvanian


$ 65
     
Linopteris oblique


several frondson a 8 x 10 cm dark gray rock slab





Cyca 10

Class: Cycadopsida
Order: Medullosales
Family: Parispermaceae

Llewellyn Fm, Pennsylvanian-Allegany Series, Wanamie, Luzerne Co., Pennsylvania

$ 60

Neuropteris rogersii


A 2 x 6 m brown, curved leaf-like frond on tan rock base






Cyca 11 a

Class: Cycadopsida
Order: Medullosales

Family Neurodontopteridaceae

Tonganoxie Sandstone Mbr., Stranger Fm, Pennsylvanian, Franklin Co., Kansas

$ 60
Neuropteris rogersii


A 2 x 7.5 cm brown, straight, leaf-like frond on tan rock base





Cyca 11 b

Class: Cycadopsida
Order: Medullosales
Family: Neurodontopteridaceae

Tonganoxie Sandstone Mbr., Stranger Fm, Pennsylvanian, Franklin Co., Kansas

$ 60

Pter
Neuropteris hirsuta

frond imprints in several colors (black to olive green) on a 14 x 15cm black shale slab





Cyca 12

Class: Cycadopsida
Order: Medullosales

Family: Neurodontopteridaceae

Llewellyn Fm, Pennsylvanian-Alleghney Series, Wanamie, Pennsylvania, Pennsylvanian


$ 90
Neuropteris fimbriata and Alethopteris serlii

Silver colored fronds of several fine specimens on a 6.5 x 7.5cm black shale slab






Cyca 13

Another Ccmbination of the genera of Cyca 1 and Cyca 2 above

Late Sharp Mtn. Mbr., Pottsville Fm, Underclay of Buck Mtn. # 5 Coal Bed, St. Clair, Pennsylvania, Pennsylvanian

$ 60
     


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