Search results for: 'rossica bottom group'

A beautifully prepared pair of Cornuproetus antlatiasus trilobites. An ornate design with long cheek spines! A rarer species. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. A Middle Devonian (380 mya) trilobite from Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed.

XM19         Size: 1-1/4"  &  1-1/16"

Note - Posted 16 Moroccan trilobites in May 2024   -->   Link to Moroccan Trilobites

An EXTRA LARGE, Hollardops mesocristata trilobite from the Djebel Issoumour (Maider area), Atlas Mts., Morocco. The preparation is German with all original colors and no restoration. Excellent preservation and condition. The compound eyes have exceptional detail. A Lower Devonian (395 mya). Authenticity guaranteed. 

XM09       Size: 2-3/4"  (1-11/16" wide)

Note - Posted 16 Moroccan trilobites in May 2024  -->  Link to Moroccan Trilobites

A well prepared Coltraneia oufatenensis trilobite from Morocco. The preparation is German with all original colors and no restoration. An exceptional natural dark brown & black shell with excellent luster. The compound eyes detail is exceptional. Large size. A Middle Devonian (380 mya - Hamar Laghdad Fm.) trilobite from Oufaten area, Atlas Mts., Morocco. Authenticity guaranteed. Note - specimen wights 1.3 lbs. International orders will require supplemental postage. Please inquire.

XM18          Size: 2-3/8"   (1-3/8" wide)

An EXTRA LARGE, Top Quality Crotalocephalina gibbus trilobite from Morocco. The preparation is German with all original colors and no restoration. Great natural greenish black shell with excellent luster. The specimen is fully exposed including the base on the cephalon and very nicely displayed. A Lower Devonian trilobite  (395 mya) from the Hamar Laghdad area, Atlas Mts., Morocco. Authenticity guaranteed. Museum Quality specimen. 

XM08          Size: 3-1/8"

Note - Adding 16 new Moroccan Trilobites in May 2024.    -->    Link to Moroccan Trilobites

A beautifully prepared Coltraneia oufatenensis trilobite. The preparation is German directed with all original colors and no restoration. Great natural black shell with excellent luster. A very ornate design with extra large compound eyes! A Middle Devonian (380 mya) trilobite from Oufaten area, Atlas Mts., Morocco. Authenticity guaranteed.

XM13          Size: 1-7/8"  (1-1/4" wide)

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

A beautifully prepared, LARGE Leonaspis sp. trilobite. Very unique raised eyes design and long spines are fully exposed - see close up photo. Exceptional black shell and spines. A Middle Devonian (380 mya) trilobite from the Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed. An excellent large sized GEM QUALITY specimen.

XM29       Size: 1-1/2"  (1-1/4" )

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

A very well prepared, pair of Scabriscutellum furficerum trilobites plus a Kayserops trilobite. A very uniquely designed trilobiteswith an exceptional bronze colored shells. Scarce species. A Lower Devonian (395 mya) trilobite from the Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed.  Note - specimen weights 2.5 lbs. International orders will require supplemental postage. Please inquire.  

XM25        Size: 1-11/16"  (1" wide)

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

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 LARGE, Top Quality Crotalocephalina gibbus trilobite from Morocco. The preparation is German with all original colors and no restoration. Great natural greenish black shell with excellent luster. The specimen is fully exposed including the base on the cephalon and very nicely displayed. A Lower Devonian (Hamar Laghdada Fm. - 395 mya) trilobite from the Atchana area, Atlas Mts., Morocco. Authenticity guaranteed.  

XM74          Size: 2-1/4" ; 2-7/8" curve  (1-1/4" wide)

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

An incredibly prepared Morocconites malladoides trilobite from Morocco. This trilobite is fully exposed in a excellent display. Great compound eyes and a fantastic horn. Excellent preservation and condition. A fantastic display piece with many hours of incredibly tedious preparation work. This specimen sits nicely on the matrix base. Lower Devonian trilobite (395 mya).  A top quality and scarce specimen. Authenticity guaranteed. 

XM54        Size: 2-3/8"   (1" wide)

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

A Top Quality Cretodus semiplicatus, an extinct Mackerel shark, tooth from Grayson Co., Texas. An excellent example of this Lower Cretaceous Eagle Ford Fm. tooth. These massive teeth have a design that includes a large / heavy root with high root face, a narrow crown width, and broad side cusps. This is a juvenile lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth.

T187            SIZE: 3/4"

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

A Top Quality Cretodus crassidens, an extinct Mackerel shark, tooth from Denton Co., Texas. An excellent example of this Lower Cretaceous Eagle Ford Fm. tooth. These massive teeth have a design that includes a large / heavy root with high root face, a narrow crown width, and broad side cusps. This is the big shark tooth in Texas Cretaceous deposits which can reach 2.6". This is a lateral tooth with perfect side cusps. Authenticity guaranteed. Perfect tooth. I don't see many of these teeth.

T184            SIZE: 1-1/2"

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