Search results for: 'fern with teeth'

A Top Quality Alethopteris sp. - fossil fern display piece from St. Clair, Pennsylvania. A December Fossil of the Month. Alethopteris is an extinct genus of primitive seed fern that evolved during the Pennsylvanian Period. This specimen is well preserved with white colored ferns on a near black colored shale matrix. This white coating is a characteristic of the mineral pyrophyllite. The St. Clair area is known for their white ferns on black matrix. Pennsylvanian age. (300 mya). It weighs 16.8 pounds. Note - international orders will require a shipping supplement. Authenticity guaranteed. This specimen comes with a sturdy wooden base as shown in the photo. A fantastic two-sided display piece!

FN01       SIZE:  22" x  14"      Height on stand:  14-1/2"

Note - Adding 4 fern / Lepidodendron  specimens in December 2023 -->   Link to Fossil Ferns

A Top Quality Tietea singularis, petrified Tree Fern, trunk slice from the Maranhão Basin, NE Brazil. This tree fern was from the Pedra do Fogo Formation and is Permian age age (265 MYA). Both sides are polished. The interior is highly vascular with unqiue pores and channels that have been silicified into agate. Trunk slice thickness is 3/16" and makes a great display. This piece exhibits exceptional preservation and color. Authenticity guaranteed. An exceptional old collection display piece!    

PW21     SIZE:  7" x  6-1/4"  x  3/16" thick

Note - Adding 23 petrified wood specimens in November 2023 --> Link to petrified wood

Lepidodendron, a Lycopod or "fern-like" tree.  Very ornate bark pattern. Exquisite detail and preservation. The shale matrix is a very nice color. This specimen comes from the coal bearing region of the Upper Silesia Basin, Czerwionka, Poland. They are approx. 315 MM years old.

X364            Size: 2" x 3-1/2"

A Top Quality Tietea singularis, petrified Tree Fern. trunk section from the Maranhão Basin, NE Brazil. This tree fern was from the Pedra do Fogo Formation and is Permian age age (265 MYA). One end is polished and the other is sanded. The interior is highly vascular with unqiue pores and channels that have been silicified into agate. The exterior trunk section nicely preserved. Trunk section length is 4-3/8" in length and makes a great display.  This piece exhibits exceptional preservation and color. Authenticity guaranteed. An exceptional old collection display piece!  Note - this item weighs 10 lbs and will not have automatic free shipping.  Please request a quote. Shipping in the cart will be updated soon.  

PW23     SIZE:  5-3/8" x  4-3/4"  x  4-3/8" long

Note - Adding 23 petrified wood specimens in November 2023 --> Link to petrified wood

A Top Quality Lygodium kaulfussii leaf from the Green River Fm., Douglas Pass, Garfield Co., Colorado. The Lygodium kaulfussii is a Climbing Fern from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation, exquisite detail, and excellent color. No repair or restoration. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. A very special display piece!  

GL19     SIZE: 2-7/8" x 3-1/4"      Plate size: 4" x 4-1/2"

Note - Adding 20 Green River Fm. Fossil leaves in August 2023 --> Link to Green River Fossil Leaves

An excellent split crown Otodus. A very difficult pathology to locate.

M002P           SIZE: 1-1/2"

A GEM Otodus with a severely distorted cutting edge - what I refer to as the "acid" effect. The entire top of the crown is split into multiple cusps that are melting away -  a very unusual pathology. Incredible color and preservation. Museum quality.Perfect tooth.

M010P          SIZE: 1-3/8"

 A excellent Otodus with a very crocked and twisted crown. The "left turn."

M004P              SIZE: 2-1/4"

A excellent Otodus with a very crocked crown. Perfect tooth.

M005P            SIZE: 2-3/8"

A excellent Otodus with a very crocked crown.

M007P         SIZE: 1-13/16"

A GEM Otodus with a pencil like crown.  Perfect tooth.

M013P           SIZE: 1-3/8"

 A GEM Otodus with severely stretched crown. Note - left side cusp points down!  Perfect tooth.

M014P         SIZE: 1-11/16"