Search results for: 'big 5 starting guid fl transversa flat'

A LARGE, incredible whole polished Cleoniceras ammonite showing the intricate external chamber structure. A gorgeous Cretaceous ammonite from Madagascar. Authenticity guaranteed. A chrome easel stand is included with this ammonite. A great gift item.     

X202       Size: 5-5/8"  (1-1/8" wide)

Note - Adding 17 Madagascar ammonites in November 2024  -->   Link to Madagascar ammonites

A Top Quality Globidens aegyptiacus  tooth (Mosasaur) from the Khouribga Basin (phosphate sedimentary basin) in Morocco. This is a specialized marine mosasaur that is Cretaceous in age. Nicely articulated and well preserved. Authenticity guaranteed. Perfect tooth! 

M1106          SIZE: 5/8" H  x 1" W

Note - Adding 5 Globidens teeth in December 2019. -> Link to Globidens teeth.

A Top Quality Macginitiea wyomingensis leaf the from Green River Fm., Douglas Pass, Garfield Co., Colorado. The Macginitiea wyomingensis is a Sycamore leaf from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation and color. Note - one of the points on top of the leaf was lost to the opposing matrix and approximately 1" was restored. Otherwise a perfect leaf. Authenticity guaranteed. This leaf comes with a custom made wooden stand and ID plate (see photo). It is ready to display. An exceptional display piece!  Note - this item weighs 2.3 lbs and will have an international shipping surcharge added to free shipping.

GL01     SIZE: 5-3/16" x 5-1/2"      Plate size: 5-1/2" x 5-3/4"

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

An EXTRA LARGE, VERY RARE, Top Quality, rooted Leptoceratops gracilis tooth from the late Cretaceous of western North America. Leptoceratops is a smaller "ceratopsian" dinosaur found in the Hell Creek and Lance formations. There small size and small horns made them relatively easy prey and their population size was quite small compared to other herbivores. The enamel is high quality with nice color and patina. The chewing surface is well preserved with an unusual rounded wear facet. Leptoceratops commonly have wear facets on their teeth.  No cracks. No restoration. Legally collected on private land in the Hell Creek Fm., Powder River Co., Montana. Note - this tooth comes with a Riker display frame. Authenticity guaranteed. An excellent rooted BIG Leptoceratops tooth! 

DQ01         SIZE: 1-3/8"   (straight line)   

Note - Adding 10 rare Leptoceratops teeth in May 2023.       Link to Ceratopian fossils catalog

A COLORFUL, Top Quality Miocene-Pliocene juvenile Mastodon molar from northern Florida. This is an extinct elephant ancestor that inhabited North America during the late Miocene to late Pliocene. This molar is a big tooth with 3 cusp rows with typical cusp wear. Exceptional articulation. Excellent red & golden tan colors! This is an exceptionally well fossilized Mastodon specimen. Note - Tooth comes complete with custom base plate as pictured. Note - Small repairs to the root end only. No restoration. An exceptional, authentic Mastodon tooth. Authenticity guaranteed. Note this item weighs 2.75 lbs and a supplemental shipping charge is required for international orders. 

X622       Size:  3-1/4" Long x 3" Wide ;  Height on stand = 4"

Name: Mastodon (Mammut americanum)

Age: Pliocene - Pleistocene    

Location: Northern Florida

Posting 8 Mammoth / Mastodon teeth in October 2025  -->  Link to all Mastodon teeth

A COLORFUL, LARGE, Top Quality Miocene-Pliocene Mastodon molar from northern Florida. An October Fossil of the Month. This is an extinct elephant ancestor that inhabited North America during the late Miocene to late Pliocene. This massive tooth has 4 large cusp rows with typical cusp wear. Exceptional overall articulation. Incredible red & black colors! This is an exceptionally well fossilized Mastodon specimen. Note - Tooth comes complete with custom stand as pictured. No repair or restoration. An exceptional, authentic Mastodon tooth. Authenticity guaranteed. Note this item weighs 6+ lbs and a supplemental shipping charge is required for international orders. A fanastic big color tooth!

X601       Size:  7-1/2" Long x 4" Wide ;  Height on stand = 7"

Name: Mastodon (Mammut americanum)

Age: Pliocene - Pleistocene    

Location: Northern Florida

Posting 8 Mammoth / Mastodon teeth in October 2025  -->  Link to all Mastodon teeth

A Top Quality Populus wilmatte leaf from the Green River Fm., Cowboy Canyon, Bonanza Co., Utah. The Populus wilmatte is a Popular tree from the Eocene age (48 MYA) in the ancient Lake Unita deposit. This piece exhibits exceptional preservation 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 special display piece!  

GL20     SIZE: 3-1/4" x 2-5/8"      Plate size: 5-3/8" x 5-1/8"

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

A Top Quality Tyrannosaur tooth from the late Cretaceous (Campanian) in northern North America. Please note that this tooth could Gorgosaurus or Daspletosaurus - see Detailed Discussion below. This tooth measures 1-5/8" - an excellent Tyrannosaur tooth. A dentary tooth. The enamel is highest quality with excellent color. Anterior serrations and posterior serrations are excellent. No repair or restoration. Legally collected on private land in the Judith River Fm., Hill Co., Montana. Authenticity guaranteed. An excellent collector's tooth. A Riker display case is included.

DY18         SIZE: 1-5/8"   (Base: 5/8" x 7/16")

Note - Added 26 new Tyrannosaur teeth in October 2025.     Link to Tyrannosaur teeth catalog.

Frosted Hinged Easel Stand for 4" to 5 " sized Megalodons.

DD22           Size: 3-1/2"

An EXTRA LARGE, Top Quality Cretodus sp. tooth from Zharyk, Aktjubinsk Region, Kazakhstan. Very good color and condition. An excellent Upper Cretaceous (U. Santonian - 84 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy the quality of the Kazakh teeth. A rare piece from an old Kazakh shark tooth collection. Only one specimen.

K1461       SIZE: 1-5/8"  (1-5/8" wide)

The Kolbay Collection. A Top Quality Archaeolamna kolbaensis tooth from Kolbay, W. Kazakhstan. Great color and condition. An excellent Middle Cretaceous (U. Albian - 102 MYA) age tooth. No repair or restoration. Authenticity guaranteed. You will enjoy the quality of the Kazakh teeth. A special piece from an old collection. 

K1424        SIZE: 5/8"

Posting 5 Archaeolamna kolbaensis teeth in Agust 2024.  Link to Kazakh Archaeolamna teeth

A Top Quality mammal coprolite (fossil dung). So detailed that is it hard to believe. Incredible preservation. It is Miocene age (approx. 20 million years ago) from the Wilkes Fm., Toledo, Washington. A very unique and fantastic gift item. Authenticity guaranteed. And they don't stink!

X011          SIZE: 1-5/8" x 1-5/16"

Note - 8 new coprolite fossils added in December 2025.       Link to coprolites.