Search results for: '10 w 31 shell river easel'

A beautifully prepared, GEM QUALITY Comura bultyncki trilobite. The collector's favorite spiny trilobite. An April Fossil of the Month. Dozens of large spines fully exposed requiring many dozens of hours of air abrasion. One of the most difficult species to prepare. The Comura has very ornate spiny trilobite design with excellent compound eyes! Excellent shell and spine preservation. Large size. A scarce species! The ultimate Middle Devonian (390 mya) spiny trilobite from the Oufaten area, Atlas Mts., Morocco. Authenticity guaranteed. One of my favorite spiny trilobites and one of the best Comura trilobites that I have seen!  Note - specimen weights 2.3 lbs. International orders will require supplemental postage. Please inquire.  

XM05          Size: 2-1/4"   (1-9/16" wide)

Adding 31 quality Moroccan trilobites in April 2025.     Link to Moroccan trilobites.

A natural Hoploscaphites nebrascensis ammonite with excellent preservation of the shell material. The ammonite shell has some iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits in an original Pierre Shale nodule with a flat base for a great display. The end is filled with calcite crystals! This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A fantastic display piece.  

SD07        Size: 1-5/8"

Note - Adding 6 So. Dakota ammonites in August 2025.  -->  Link to So. Dakota Ammonites

Two natural Hoploscaphites nebrascensis ammonites with excellent preservation of the shell material. The ammonites are fully exposed and their shells exhibit some natural iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits in an original Pierre Shale nodule with a flat base for a great display. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A fantastic display piece.  

SD04        Size: 1-3/4"

Note - Adding 6 So. Dakota ammonites in August 2025.  -->  Link to So. Dakota Ammonites

A very well prepared, Phacops speculator trilobite. A very nice specimen with good detail and completeness. It is nicely prepared for a perfect display. Great compound eyes. A Middle Devonian (380 mya) trilobite from the Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed. 

XM70        Size: 2-1/8"  (1-1/8" wide)

Adding 31 quality Morocaan trilobites in April 2025.     Link to Moroccan trilobites.

A LARGE, Diademaproetus praecursor (Proetid) trilobite from Morocco. Preparation is German directed with all original colors and no restoration. Scarce species. Exceptional, very fine (small leanses) compound eyes. An Upper Emsian Fm. specimen, Lower Devonian (395 mya) trilobite from the Assa Area, Dra Valley, Morocco. A Top Quality specimen. Exquisite preparation. Authenticity guaranteed.

XM73        Size: 1-11/16"  (1-1/4" wide)

Adding 31 quality Moroccan trilobites in April 2025.     Link to Moroccan trilobites.

An EXTRA LARGE TOP QUALITY, very rare Basilosaurus cetoides, an Archaeocete whale tooth found in the Suwanee River, Suwanee Co., Florida. An excellent canine tooth (see photo for tooth positions).  An excellent black colored crown and root. Nicely articulated. Note - enamel tip shows a small wear pattern on crown. Whales do not shed their teeth like the sharks so there teeth will wear with age. An Eocene age tooth (35 MYA).  No repair or restoration. A great Archaeocete tooth from the Suwanee River, Florida.  A very rare collector's tooth from an old collection.  

F1002       SIZE: 4-7/8"  (1-3/8" wide)

Note - Adding a collection of 27 Basilosaurus teeth from Florida and Georgia in July 2023.   Link to Basilosaurus teeth.

A pair of excellent Myliobatus ray teeth.

K676 (Right)            SIZE: 1-1/4"

A pair of excellent Myliobatus ray teeth.

K677 (Left)                SIZE: 1-1/8"

A pair of excellent Myliobatus ray teeth.

K678 (Right)           SIZE: 1-1/8"

A pair of excellent Myliobatus ray teeth.

K679 (Left)           SIZE: 1-1/16"

A pair of excellent Myliobatus ray teeth.

K680 (Right)          SIZE: 1-1/16"

A pair of excellent Myliobatus ray teeth.

K681 (Left)         SIZE: 1-1/16"