Search results for: 'whale dung book say about the present of guid'

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.

A beautifully prepared, TOP QUALITY Koneprusia dahmani spiny trilobite. One of the collector's favorite spiny trilobites. A November Fossil of the Month. Koneprusia dahmani is an unusual looking species with three rows of long spines run down its back. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. Great natural bronze colored shell with excellent luster.  A very difficult species to prepare. Excellent shell and spine preservation. Good size. A scarce 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. Note - specimen weights 1.7 lbs. International orders may require supplemental postage added to Free Shipping. Please inquire.  

XM77          Size: 1-5/8"   (1-1/16")

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

An extra large, expert prepared Hollardops mesocristata trilobite. The preparation is German or German directed with all original colors and no restoration. Excellent preservation and condition. Incredible detail in the compound eyes. A Middle Devonian (380 mya) from the Djebel Issoumour area, Atlas Mts., Morocco. An extra large, top quality specimen. Authenticity guaranteed. Museum quality.

XM34      Size: 2-5/8"  (1-5/8" W)

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites

A Rare, Extra Large Crotalcephalus aff. africanus trilobite. Another November Fossil of the Month. This is a BIG trilobite with a very unique design including long spines on the pygidium. This species appears to be armored or designed to blend into its environment for protection. Incredible shell and spine preservation and incredible size for this rare species! An impessive specimen. A Middle Devonian (380 mya) trilobite from the El Jorf area, Atlas Mts., Morocco. Authenticity guaranteed. A very large and well preserved trilobite. Much different from the typical examples in the market. The BEST collector's quality! Museum Quality.

XM47        Size: 3-3/4"  x  2-1/2" W x 3/4" shell height or relief

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites.

A Rare, "Flying" Minicryphaeus giganteus trilobite. Another November Fossil of the Month. The specimen has been expertly prepared to make it completely free standing in a flying position. This is a BIG trilobite with a very unique design. Incredible shell and spine preservation and incredible size for this rare species! A well defined rostrum and excellent compound eyes. Note-  a rather new trilobite which was first described and named in 2014. An Early Devonian (410 mya) trilobite from the Jbel El Mrakib area, Atlas Mts., Morocco. Authenticity guaranteed. A very large and well preserved trilobite. Stands 4-1/2" tall - an incredible display! Much better than typical examples in the market. The BEST collector's quality! Museum Quality.

XM48        Size: 3-3/8"  x  1-3/4" W  ;  Specimen mount is 4-1/2" tall.

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites.

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

XM21        Size: 2-1/8"  (1-1/8" wide)

Adding 6 quality Moroccan trilobites in November 2022.      Link to Moroccan trilobites.

A Top Quality, LARGE Zilchovaspis rogusa trilobite from Morocco. It has German controlled preparation and retains all natural color and detail. Preparation easily took many dozens of hours to clean this specimen. Incredible prep work! All natural - an incredible display piece with the front of the cephalon raised to 3-1/4" (see photos #2 and 4). A Lower Devonian trilobite (395 mya). One of my favorite species. Authenticity guaranteed.  

XM37       Size: 3-3/4"  (straightline)   (1-3/4" W)

Note - Adding 6 new Moroccan trilobites in November 2022.      Link to Moroccan trilobites.

A nicely prepared, rare Dechenella burmeisteri trilobite. A scarce species! A Middle Devonian (380 mya) trilobite from Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed.

XM03         Size: 1-1/4" x 3/4" W

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites.

A Top Quality exceptionally prepared, rare spiny Dicranurus monstrosus trilobite from Morocco. An exceptional specimen. Expert preparation to show incredible detail and completeness. The huge spines are exceptionally preserved. A very rare and good sized species! Preparation easily took many dozens of hours to clean this specimen! A Lower Devonian trilobite (410 mya). Museum quality specimen. One of my favorite species. Authenticity guaranteed.

XM11         Size: 2"

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites.

A rare, "The Flying" Harpes trilobite. An incredibly prepared Harpes sp. trilobite. This trilobite is fully exposed in a very dramatic position. Excellent preservation and condition. A fantastic display piece with many hours of incredibly tedious preparation work. A top quality specimen. A Middle Devonian (380 mya) trilobite from Oufaten, Atlas Mts., Morocco. Authenticity guaranteed.

XM27         Size: 1-3/4"

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites.

A rare, nicely prepared Harpes sp. trilobite. A very scarce species. This trilobite is fully exposed with excellent preservation and condition. See the dipples on the shield area. A very scarce species. This specimen is very nicely displayed on a high matrix pedestal. A Middle Devonian (380 mya) trilobite from Oufaten, Atlas Mts., Morocco. A top quality specimen.  Authenticity guaranteed. 

XM28       Size: 1-1/2"

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites

A large, nicely prepared Kayserops sp. trilobite. The preparation is German with all original colors and no restoration. Great natural black and green shell with good luster. Excellent preservation and condition. Excellent detail in the compound eyes. A Middle Devonian (380 mya) trilobite from the Djebel Issoumour area , Atlas Mts., Morocco. Authenticity guaranteed.

XM14       Size: 1-5/8"

Note - More than 20 high quality Devonian age Moroccan trilobite species for sale. Authenticity guaranteed.  -->  Link to Moroccan Trilobites.