Search results for: 'rossi bottom good'

A group of three, large Cyphaspis tafilaltense trilobites. The preparation is German directed with all original colors and no restoration. Great natural black shell with excellent luster. An ornate design with three long spines! Middle Devonian (380 mya) trilobites from Djebel Issoumour area, Atlas Mts., Morocco. Authenticity guaranteed.  Note - specimen weights 2 lbs. International orders will require supplemental postage. Please inquire.  

XM71        Size: 1-3/4"  (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 GEM QUALITY Phacops speculator trilobite. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. A fantastic natural black shell with excellent luster. Exceptional compound eyes. A Middle Devonian (380 mya) trilobite from the Oufaten area, Atlas Mts., Morocco. A Museum Quality specimen. Exquisite preparation. Authenticity guaranteed.  The BEST!

XM78        Size: 2-1/4"  (1-1/8" wide)

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

A HIGH QUALITY Megalodon - upper jaw tooth from West Java, Indonesia. This Megalodon has an excellent tan colored crown with red & gold colored bourlette. High quality enamel. Excellent color! The serrations are razor sharp with a good tip serration. The root is not complete with some pits that happens with most West Java Megs. Miocene Age. No repair or restoration. Authenticity Guaranteed. A great project tooth.

IN54        Size: 4-3/8"  

Note - Adding 15 HQ Indonesian Megalodon Teeth in November 2020.  ->   Link to HQ Indonesian Megs

A HIGH QUALITY Megalodon - lower jaw tooth from West Java, Indonesia. This Megalodon has an excellent Tan with light brown highlights colored crown with a large tan colored bourlette. Highest quality enamel. Very good color! The serrations are razor sharp with a great tip. The root has erosion which happens with most West Java Megs. Tooth has one crack. No restoration. Miocene Age. No restoration. Authenticity Guaranteed. 

IN59        Size: 4-11/16"  

Note - Adding 14 HQ Indonesian Megalodon Teeth in November 2025.  ->   Link to HQ Indonesian Megs

A Quality Isurus oxyrinchus, the Shortfin Mako, an anterior tooth from Baja, Mexico. Good quality enamel. A nice white color with a tan root. Good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A nice collector's tooth from a rare locality.  

MX226        Size: 1-1/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Quality Isurus oxyrinchus, the Shortfin Mako, an anterior tooth from Baja, Mexico. Good quality enamel. A nice white color with a tan root. Good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A nice collector's tooth from a rare locality.  

MX227        Size: 1-1/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Quality Isurus oxyrinchus, the Shortfin Mako, an anterior tooth from Baja, Mexico. Good quality enamel. A nice white color with a tan root. Good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A nice collector's tooth from a rare locality.  

MX228        Size: 1"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Quality Isurus oxyrinchus, the Shortfin Mako, an anterior tooth from Baja, Mexico. Good quality enamel. A nice tan color with a tan root. Good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A nice collector's tooth from a rare locality.  

MX229        Size: 13/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth

A Quality Isurus oxyrinchus, the Shortfin Mako, a posterior tooth from Baja, Mexico. Good quality enamel. A nice tan color with a tan root. Good preservation and condition. This is a Pliocene age tooth from the Gloria Fm. Authenticity guaranteed. A nice collector's tooth from a rare locality.  

MX230        Size: 11/16"

Posting 19 species (68 rare shark teeth) from Baja, Mexico.   Link to Mexican shark teeth -> Mexico shark teeth