Search results for: 'mark tan one way guid online'

An incredible pair of polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2012          Size: 2-1/8"   (largest)

An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2011         Size: 2-1/2"   

An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2010         Size: 2-1/2"   

An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2009         Size: 2-1/2"   

An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2004         Size: 2-7/8"   

An incredible polished Goniatites sp., an early ammonite-like cephalopod showing the intricate internal chamber structure. The rock matrix is a beautiful marble material and the cavities are mineral filled! These Goniatites are beautifully polished on all sides. Authenticity gauranteed. This is a great early Ammonite. An excellent display items!

Name: Goniatites sp. , Age: Devonian (350 MM years ago), Location: Atlas Mt., Morocco

M2003         Size: 3-1/8"   

An EXTRA LARGE, GEM Tyrannosaurus rex tooth. This crown measures 2-3/4" and is thick (1"). The GEM quality T-Rex  teeth are very rare. The enamel is the highest quality. Exceptional anterior and posterior serrations. One natural crack, but no break. T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm., Butte Co., So. Dakota.

DT03  BoP        SIZE: 2-3/4" (1" W)

An EXTRA LARGE, GEM Tyrannosaurus rex tooth- a premaxillary (front) tooth . This crown measures 2-5/8 and is thick (1-1/8"). The GEM quality T-Rex  teeth are very rare. The enamel is the highest quality. Exceptional anterior and posterior serrations. One natural crack, but no breaks. T-Rex was the apex during the late Cretaceous with massive teeth capable of crushing its prey. See the detailed description to determine how to tell a real T-Rex tooth! Legally collected on private land in the Hell Creek Fm.,Powder River Co., Montana.

DT05          SIZE: 2-5/8" (1-1/8" W)

A rare TOP QUALITY, Isurus retroflexus tooth, a Longfin Mako, from the Meherrin River, No. Carolina. Lower jaw lateral tooth. Excellent copper red color with exceptional gloss. The root shows very nice detail with the typical distinct enameloid build up on the reverse side. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!

NC400               SIZE: 1-1/4"

Note - Adding 5 NC Red I. retroflexus teeth in July 2020.  Link to NC Red I. retroflexus teeth.

A rare TOP QUALITY, Isurus retroflexus tooth, a Longfin Mako, from the Meherrin River, No. Carolina. Upper jaw lateral tooth. Excellent copper red color with exceptional gloss. The root shows very nice detail with the typical distinct enameloid build up on the reverse side. Absolutely great preservation and condition - extra sharp edges and tip - very clean. Authenticity guaranteed.  Exceptional color!

NC399               SIZE: 1-1/2"

Note - Adding 5 NC Red I. retroflexus teeth in July 2020.  Link to NC Red I. retroflexus teeth.

An ULTRA RARE Pachychephalosaurus wyomingensis skull section from the late Cretaceous of northern North America. A February Fossil of the Month. This is a post orbital skull section covered with 12+ spikes. Pachychephalosaurus is the dinosaur which is famous for its large domed head surrounded by these spikes and nodes. These spikes and nodes were part of the Pachy skull. This skull section has exceptional color and patina. Note the incredible blood grooves in the bone. It is a complete specimen with no cracks or breaks. Legally collected on private land in the Lance Creek Fm., Niobrara Co., Wyoming. An exceptional collector's quality Pachychephalosaurus skull section. You don't see these skull pieces very often. Two spike tips are repaired. Authenticity guaranteed. A very special Packy skull section display piece. 

DP37       SIZE: 5" x  2" wide x  2" height  

Note - Adding 6 new Pachy spikes / teeth in February 2025.       Link to Pachy fossils catalog

A GEM QUALITY, EXTRA LARGE exceptionally prepared, Belenopyge estevei  trilobite. The preparation is German with all original colors and no restoration. Exceptional completeness and preservation. Great natural dark brown shell with excellent luster. The dimpled eyes are well preserved. A Lower Devonian (Pragian - 395 mya - Ihandar Fm.) trilobite from the Djebel Mrakib, Atlas Mts., Morocco. Authenticity guaranteed. Museum Quality. One of the rarer species.

XM59         Size: 1-5/16"  (1-3/16" wide)

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