Search results for: 'book evolution polk à frill revêtue'

A Very Rare, Top Quality Notidanodon pectinatus tooth from Hornby Island, British Columbia, Canada. This genius is from the Late Cretaceous deep water Northumberland Formation deposit. A unique species of Hexanchiforme shark. The crown is complete with 7 cusplets (4 damaged) and the root is essentially complete (cracked).  High quality enamel. No repair. A very difficult tooth to locate and an excellent collector's tooth. Authenticity guaranteed. This incredible specimen is from a 20 year old collection.

CD100             SIZE: 1/2"  Wide 

Note - Adding 64 Hornby Island deep water shark teeth.   ->   Link to all Hornby Island shark teeth.

Two very nicely preserved Scyphocrinites elegans crinoids from Alnif, Morocco. The Scyphocrinites crinoid was a floating variety which was attached to a holdfast air bladder that supported multiple stems and calyx ("flower"). These crinoids have a bulbous calyx with incredible detail. The upper crinoid has a stem section of 2-1/2". These crinoids make fantastic display pieces. Matrix size: 12" x 9". An incredible multi-specimen example on a reasonably sized piece of matrix. Authenticity guaranteed. Note - Weighs 7.25 lbs - an international shipping supplement applies. Note - International customers will have discounted shipping. Please inquire.

M2052          Crinoid Size: 7-1/2" x 4"

Name: Scyphocrinites elegans         Age: Upper Silurian (420 MMYA)         Location: Djebel Issoumour, Alnif, Morocco

Note - Adding three crinoids in December 2021.    Link to Crinoids

A pair of top quality, ray dermal scutes (spiked type).  These spiked ray dermal scutes are scarce!    F935 is a double specimen.

F936 (Right)                 SIZE: 7/8"

A pair of top quality, ray dermal scutes (knob type). These knobed ray dermal scutes are cool! F939 is a double specimen.

F939 (Left)                   SIZE: 3/4"

A pair of top quality, ray dermal scutes (knob type). These knobed ray dermal scutes are cool! F939 is a double specimen.

F940 (Right)             SIZE: 1/2"

A pair of top quality, ray dermal scutes (spiked type).  These spiked ray dermal scutes are scarce!    F935 is a double specimen.

F935 (Left)             SIZE: 1-1/16''

A pair of top quality, EXTRA LARGE ray dermal scutes (barbed type).  These barbed ray dermal scutes are rare!    F932 is a GEM specimen.    F932 Close Up

F931 (Left) SIZE: 1-3/8"

A pair of top quality, EXTRA LARGE ray dermal scutes (barbed type).  These barbed ray dermal scutes are rare!    F932 is a GEM specimen.    F932 Close Up

F932 (Right) SIZE: 1-1/4"

A GORGEOUS Classic Bone Valley upper jaw Hemipristis serra tooth.  EXTRA LARGE. Excellent black color & preservation!       

F251           Size: 1-3/4"

A pair of top quality, ray dermal scutes (barbed type).  These barbed ray dermal scutes are rare!    F938 is an EXCELLENT barbed specimen.

F938 (Right)                  SIZE: 3/4"

A pair of top quality, ray dermal scutes (barbed type).  These barbed ray dermal scutes are rare!    F938 is an EXCELLENT barbed specimen.

F937 (Left)              SIZE: 1-1/16"

A pair of top quality, EXTRA LARGE ray dermal scutes (barbed type).  These barbed ray dermal scutes are rare!    F933 is an extra large, GEM barbed specimen.

F933 (Left) SIZE: 1-1/2"