Search results for: 'reef bottom group'

An excellent  group of three of Large, Top Quality Mucrospirifer thedfordensis brachiopods from Arkona, Ontario, Canada. Brachiopods are bivalve molluscs. Both valves present  - complete specimens and matrix free. Excellent preservation. This is a middle Devonian (395 mya) brachiopod. Authenticity guaranteed. A great display group! 

Y027          SIZE: 1-9/16"   (largest)

Note - posting 23 new Brachiopods in January 2024.      Link to Brachiopods.

An excellent group of three of Large, Top Quality Mucrospirifer thedfordensis brachiopods from Arkona, Ontario, Canada. Brachiopods are bivalve molluscs. Both valves present  - complete specimens and matrix free. Excellent preservation. This is a middle Devonian (395 mya) brachiopod. Authenticity guaranteed. A great display group! 

Y027          SIZE: 1-5/8"   (largest)

Note - posting 23 new Brachiopods in January 2024.      Link to Brachiopods.

An excellent group of three Large, Top Quality Mucrospirifer thedfordensis brachiopods from Arkona, Ontario, Canada. Brachiopods are bivalve molluscs. Both valves present  - complete specimens and matrix free. Excellent preservation. This is a middle Devonian (395 mya) brachiopod. Authenticity guaranteed. A great display group! 

Y026          SIZE: 1-5/8"   (largest)

Note - posting 23 new Brachiopods in January 2024.      Link to Brachiopods.

An excellent group of two Large, Top Quality Mucrospirifer thedfordensis brachiopods from Arkona, Ontario, Canada. Brachiopods are bivalve molluscs. Both valves present  - complete specimens and matrix free. Excellent preservation. This is a middle Devonian (395 mya) brachiopod. Authenticity guaranteed. A great display group! 

Y023          SIZE: 1-5/8"   (largest)

Note - posting 23 new Brachiopods in January 2024.      Link to Brachiopods.

An excellent group of two Large, Top Quality Mucrospirifer thedfordensis brachiopods from Arkona, Ontario, Canada. Brachiopods are bivalve molluscs. Both valves present  - complete specimens and matrix free. Excellent preservation. This is a middle Devonian (395 mya) brachiopod. Authenticity guaranteed. A great display group! 

Y022          SIZE: 1-9/16"   (largest)

Note - posting 23 new Brachiopods in January 2024.      Link to Brachiopods.

An excellent group of two Large, Top Quality Mucrospirifer thedfordensis brachiopods from Arkona, Ontario, Canada. Brachiopods are bivalve molluscs. Both valves present  - complete specimens and matrix free. Excellent preservation. This is a middle Devonian (395 mya) brachiopod. Authenticity guaranteed. A great display group! 

Y021          SIZE: 1-5/8"   (largest)

Note - posting 23 new Brachiopods in January 2024.      Link to Brachiopods.

A "Flying" Top Quality, EXTRA LARGE Zilchovaspis rogusa trilobite from Morocco. A November Fossil of the Month. It has German controlled preparation and retains all natural color and detail. The bottom of this trilobite has been cleaned out and it sits on an 1" matrix pedestal. Preparation easily took many dozens of hours to clean this specimen. Incredible prep work! All natural. A Lower Devonian trilobite. One of my favorite Devonian species. Authenticity guaranteed.  Note - Specimen weighs 1.2 pounds and a supplemental international shipping surcharge will be applied tp Free Shipping. The largest Zilchovaspis rogusa trilobite that I have seen. A massive trilobite!

XM72       Size: 4-1/2" straightline ; 6" on curve (2-3/4" wide)

Adding 9 quality Moroccan trilobites in November 2025.     Link to Moroccan trilobites.

A HUGE, High Quality Aetomylaeus sp., an Eagle ray, mouth plate from Caldera area of Chile. An April Fossil of the Month. An excellent plate of pavement teeth from the lower jaw. This plate has good preservation, light brown color, and is exceptionally clean. Note - the bottom side of this specimen is completely matrix free - rare. An incredibly sized late Miocene Eagle ray mouth plate from the Bahia Inglesa Fm.  Authenticity guaranteed. Unfortunately there are no more teeth coming from this site!

C951        SIZE: 8"  (4-1/2" Wide)

Note - Adding 4 Ray mouth plates in April 2022.  ->  Link to Chilean rays.

A "Flying" TOP QUALITY Walliserops trifurcatus trilobite, the "trident Comura".  A November Fossil of the Month and one of the collector's favorite spiny trilobites. Walliserops trifurcatus is an unusual looking species with three rows of of spines run down its back and a trident-like fork extending from the front of the cephalon. The preparation is German controlled with all original colors and no restoration. Exceptional completeness and preservation. Great natural black shell with excellent luster. The bottom of this trilobite has been cleaned out and it sits on an 1" matrix pedestal. A very difficult species to prepare. Excellent shell and spine preservation. Compound eyes are very good. Good size. A rare species! One of the ultimate Middle Devonian (380 mya) spiny trilobite from the Foum Zguid, Morocco. Authenticity guaranteed. One of my favorite spiny trilobites!  Museum Quality.  On Hold

XM06          Size: 3-1/4"  x  1-1/4"

Adding 9 top quality Devonian age Moroccan trilobite species.  -->  Link to Moroccan Trilobites.

An exceptional Aetomylaeus sp., an Eagle ray, mouth plate from Caldera area of Chile. An excellent plate of pavement teeth from the lower jaw. The specimen resides on its original phosphorite matrix. This plate has exceptional preservation, fantastic dark red colors, and exceptionally clean. Note - the bottom side of this specimen is covered with matrix. An incredible late Miocene Eagle ray mouth plate from the Bahia Inglesa Fm. Museum Quality. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site. An excellent display piece!

C952        SIZE: 2-5/8"  (2-5/16" Wide)

Note - Adding 4 Chilean Ray mouth plates in April 2022.  ->  Link to Chilean rays.

A GEM Quality Aetomylaeus sp., an Eagle ray, mouth plate from Caldera area of Chile. An excellent plate of pavement teeth from the upper jaw. The specimen resides on its orinigal matrix. This plate has exceptional preservation, fantastic deep red colors, and exceptionally clean. Note - the bottom side of this specimen is mostly matrix covered with a large whale bone is exposed. An incredible late Miocene Eagle ray mouth plate from the Bahia Inglesa Fm.  Museum Quality. Authenticity guaranteed. Unfortunately there are no more teeth coming from this site.  A great display piece!

C953        SIZE: 1-7/8"  (1-7/8" W)

Note - Adding 4 Chilean Ray mouth plates in April 2022.  ->  Link to Chilean rays.

An excellent examples of rare Great White transition teeth, C. hubbelli (newly described in 2012). Note - this group exhibits extremely sharp pointed crowns. P345 has very fine serrations. P346 has "escheri type" faint wavy serrations.

P346 (Right)              SIZE: 1"