Search results for: 'group grandis book'

A LARGE, Top Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare!  

T372            SIZE: 1-3/8"

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

An EXTRA LARGE, High Quality Ptychodus mortoni, an extinct durophagous (shell-crushing) shark, tooth from Dallas Co., Texas. An excellent example of this Upper Cretaceous Eagle Ford Fm. tooth. These  teeth have a design that includes a high cusp with radiating occlusal ridges extending across the cusp face. Authenticity guaranteed. P. mortoni is a rare species in Texas, and when teeth get this large they are extremely rare! The last of my largest teeth.  

T371            SIZE: 1-3/4" x 1' height

Adding 24 Ptychodus mortoni teeth in August 2025.   Link to Texas shark teeth

A Top Quality Ptychodus anonymus, an extinct durophagous (shell-crushing) shark, tooth from Johnson Co., Texas. An excellent example of this Upper Cretaceous Arcadia Park Fm. tooth. These massive teeth have a design with transverse ridges extending across the cusp face. Authenticity guaranteed. Perfect tooth. 

T085            SIZE: 3/8"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Travis Co., Texas. An excellent example of this Late Cretaceous South Bosque Shale (Eagle Ford) Fm. shark. A lateral tooth with two small side cusps. Authenticity guaranteed. Near perfect tooth.

T068           SIZE: 9/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Travis Co., Texas. An excellent example of this Late Cretaceous South Bosque Shale (Eagle Ford) Fm. shark. An anterior tooth. Authenticity guaranteed. Near perfect tooth. (There is a crack in the crown just above the bourlette)

T067           SIZE: 7/8"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Travis Co., Texas. An excellent example of this Late Cretaceous South Bosque Shale (Eagle Ford) Fm. shark. A lateral tooth. Authenticity guaranteed. Perfect tooth. 

T066           SIZE: 13/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Travis Co., Texas. An excellent example of this Late Cretaceous South Bosque Shale (Eagle Ford) Fm. shark. An anterior tooth. Authenticity guaranteed. Perfect tooth. 

T065           SIZE: 1-1/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

A Top Quality Cretoxyrhina mantelli, an extinct Mackerel (Odontid) shark tooth from Travis Co., Texas. An excellent example of this Late Cretaceous South Bosque Shale (Eagle Ford) Fm. shark. An anterior tooth. Authenticity guaranteed. Perfect tooth. 

T064           SIZE: 1-3/16"

Note - Adding 100+ new Texas shark teeth in October 2021.   Link to Texas shark teeth

An EXTRA LARGE, TOP QUALITY Dolphin ear bone (periotic bone) from the Bahia Iglesa Fm. of central Chile. A periotic bone from a large dolphin species. Gorgeous color and preservation. No repair or restoration. Authenticity guaranteed. A near perfect periotic bone.

C942        Size: 2-1/4" wide x 2" height

Note - Adding 32 Dolphin teeth / ear bones in March 2025.  Link -> Chilean Dolphin fossils

A very rare, TOP QUALITY Dolphin ear bones (periotic and bulla bones) from the Bahia Iglesa Fm. of central Chile. This complete set of ear bones from a Brachydelphis  dolphin species. Gorgeous color and preservation. No repair or restoration. Authenticity guaranteed. Perfect periotic and bulla bones  - a very rare associated set.

C941        Size: 1-7/8" wide

Note - Adding 32 Dolphin teeth / ear bones in March 2025.  Link -> Chilean Dolphin fossils

A LARGE, TOP QUALITY Dolphin ear bone (periotic bone) from the Bahia Iglesa Fm. of central Chile. This is a complete ear bone from a Brachydelphis (?)  dolphin species. Gorgeous color and preservation. No repair or restoration. Authenticity guaranteed. A perfect periotic bone.  

C930        Size: 1-3/4" wide

Note - Adding 32 Dolphin teeth / ear bones in March 2025.  Link -> Chilean Dolphin fossils

A TOP QUALITY Dolphin ear bone (periotic bone) from the Bahia Iglesa Fm. of central Chile. This is a complete ear bone from a Brachydelphis dolphin species. Gorgeous color and preservation. No repair or restoration. Authenticity guaranteed. A perfect periotic bone.  

C929        Size: 1-1/8" wide

Note - Adding 32 Dolphin teeth / ear bones in March 2025.  Link -> Chilean Dolphin fossils