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FOSSIL CATALOG New Additions January 01, 2021

Ammonites - Whole, Cut & Polished, Echinoid fossils
Region: United States - Texas

(pictures are front side & back views) 
Click on first image in ammonite section, to view a large photograph
           
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Location: Tarrant County, TX
Size: 9.00 inches dia.
Weight: 8.8 lbs.
Description: Very Large preserved ammonite; Large living chamber; Brown calcite shell; hand prepared using micro-abrasive and air scribe to free from enclosing concretion; exterior of ammonite covered with serpula worm tubes and small oysters.
Price: $ 525.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Formation: Tarrant Formation
Size: (diameter): 6.0 inches
Weight: 2.4 lbs ( 1.09 kilograms )
Description : Brown colored cut & polished ammonite. Numerous septa chambers are open and lined with calcite crystals
Price : $ SOLD
   
Specimen: Calycoceras Tarrantense Fossil Group
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size: (diameter): Slab 15 x 10 inches
Weight: 12.6 lbs
Description : Large Rare Grouping of ammonite shells found in a seashore lag deposit. Oyster shells and other fossil debris found on the backside of the slab. You can see about 3 other ammonites showing on the backside. Fossil stand comes with purchase.
Price : $ 538.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Formation : Tarrant Formation
Size: (diameter): 9.0 inches
Weight: 14.6 lbs
Description : Concretion with large Texas ammonite with septarian calcite veins. Comes with stand.
Price : $ 490.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size: (diameter): 7.0 inches
Weight: 5.0 lbs
Description: Cretaceous ammonite, collected on-site in Arlington Texas, at Highway 360 construction site; Oyster attached to front side
Price: $ 235.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Formation: Tarrant Formation
Size: (diameter): 5.0 inches
Weight: 1.5 lbs
Description: Medium sized ammonite with septarian calcite veins; Taupe colored calcite shell.
Price: $ SOLD
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Formation: Tarrant Formation
Size: (diameter): 5.0" inches
Weight: < 1.0 lbs
Description : Cretaceous ammonite with septarian calcite veins.
Price: $ SOLD
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Formation: Tarrant Formation
Size (diameter): 4.5 inches,
Weight: 1.5 lbs,
Description: Medium sized Ammonite with septarian calcite veins. Darker colored shell. Both sides covered partially with Serpula worm tubes.
Price: $ 56.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location : Tarrant County, TX.
Size: (diameter): 4.5"
Weight: <1.0 lbs
Description: Smaller Texas ammonite showing separian calcite veins, with taupe colored shell.
Price: $ Sold
   
Specimen: Mortoniceras equidistans ( Adkins, 1928 )
Age: Lower Cretaceous (103 M years ago)
Location: Tarrant County, TX.
Size (diameter): 7.75 inches
Weight: 4.4 lbs
Description: Large limestone ammonite found during Hulan Mall construction, from the Fort Worth Formation. Suture pattern and rib patterns are distinctive for identification purposes. Price: $ 45.00
   
Specimen: Mortoniceras equidistans ( Adkins, 1928 )
Age: Lower Cretaceous (103 M years ago)
Location: Denton County, TX.
Formation: Fort Worth Formation
Size (diameter): 12.5 inches
Weight: 21.4 lbs ( 9.71 kilograms )
Description: Large limestone ammonite found North of Justin Texas, from the Fort Worth Formation. Front side prepared with a pectin attached. Backside is not prepared. Fossil specimen comes with stand. Price: $ 95.00

   
Specimen: Mortoniceras equidistans ( Adkins, 1928 )
Age: Lower Cretaceous (103 M years ago)
Location: Denton County, TX.
Formation: Fort Worth Formation
Size (diameter): 11.0 inches
Weight: 12.2 lbs ( 5.53 kilograms )
Description: Large limestone ammonite found North of Justin Texas, from the Fort Worth Formation. Center portion is not preserved. Price: $ 55.00

   
Specimen: Mortoniceras ( sp )
Age: Lower Cretaceous (103 M years ago)
Location: Denton County, TX.
Formation: Fort Worth Formation
Size (diameter): 9.0 inches
Weight: 16.6 lbs ( 7.53 kilograms )
Description: Large limestone ammonite found North of Justin Texas, from the Fort Worth Formation. Backside not prep'd. Self standing. Price: $ 48.00

   
Specimen: Gryphaea mucronata (Gabb)
Age: Cretaceous (105 M years ago)
Location: Denton County, TX.
Size (diameter): 1.0 - 3.0 inches ( 4 - 8 cm )
Weight: <0.2 lbs
Description: Grayson Formation Mollusc or bivalves. Price based upon quantity. 1 for $5.00, 3 for $12.00 or 10 for $30.00 Bulk sales negotiable. All in excellent condition. Price: $5.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 6.5 inches
Weight: < 2.4 lbs ( 1.09 kilograms )
Description: Medium sized Calycoceras ammonite from Tarrant Formation. Price: $ Sold
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 7.5 inches
Weight: 5.6 lbs
Description: Large sized ammonite from Tarrant Formation. Price: $ 396.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Formation: Tarrant Formation
Size (diameter): 8.5 inches
Weight: 7.0 lbs ( 3.1 kilograms )
Description: Texas ammonite from Tarrant Formation. Excellent taupe colored calcite shell. Please note that price is reduced due to backside shell damage. Front side is nearly perfect. Price: $ SOLD
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 6.5 inches
Weight: < 3.4 lbs
Description: Medium size ammonite with septarian calcite veins from Tarrant Formation. Price: $ 235.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 3.5 inches
Weight: < 1.0 lbs
Description: Smaller size ammonite from Tarrant Formation. Price: $ 22.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 8.25 inches
Weight: < 7.0 lbs
Description: Larger size ammonite from Tarrant Formation. Ammonite has oyster attachments. Price: $ 398.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 4.5 inches
Weight: < < 1.0 lbs
Description: Smaller size ammonite from Tarrant Formation. Oysters attached to exterior of shell with small worm tubes. Septarian calcite veins on both sides of ammonite. Price: $ SOLD
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 7.0 inches
Weight: < 4.2 lbs
Description: Larger septarian ammonite from Tarrant Formation. Overall ammonite is compressed prior to fossilization and some damage shows on backside. Partial inner whorls collapsed prior to fossilization on backside. Taupe colored shell with many septarian calcite veins. Price: $ SOLD
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 6.75 inches, 8.5 inches tall
Weight: < 9.0 lbs
Description: Medium sized ammonite from Tarrant Formation. This specimen is perched on a oyster pod. Taupe colored shell Price: $ 425.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 7.0 inches
Weight: < 5.0 lbs
Description: Nice sized septarian ammonite from Tarrant Formation. Taupe colored shell Price: $ 325.00
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 6.0 inches
Weight: < 3.4 lbs
Description: Medium sized septarian ammonite from Tarrant Formation. One side is covered with oysters, back side is not covered in oysters. Price: $ SOLD ( Reserved for customer )
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 M years ago)
Location: Tarrant County, TX.
Size (diameter): 4.75 inches
Weight: < 1.0 lbs
Description: Smaller sized ammonite from Tarrant Formation. Price: $ SOLD
 
Specimens: Eopachydiscus sp.
Age: Lower Cretaceous (102 M years ago)
Location: West of Fort Worth, Texas, Duck Creek Formation
Size (diameter): 8.5" inches
Weight: 4.2 lbs
Description: Smaller Texas Ammonite. This ammonite has been sliced in half to show the typical internal patterns found in limestone ammonites from the Duck Creek Formation. The fossil is an internal mold that shows the suture pattern ( both halves ) on the inside. The center area of the ammonite has a small calcite crystal void, which is unusual and unexpected. The right hand picture is a close-up of one half of the ammonite. Price: $ 86.00
 
Specimens: Eopachydiscus sp.
Age: Lower Cretaceous (102 M years ago)
Location: West of Fort Worth, Texas, Duck Creek Formation
Size (diameter): 15.0" inches
Weight: 36.0 lbs
Description: Large Texas Ammonite. Found in the Duck Creek Formation. Suture pattern has been enhanced. Price: $ 85.00
 
Specimens: Eopachydiscus sp.
Age: Lower Cretaceous (102 M years ago)
Location: West of Fort Worth, Texas, Duck Creek Formation
Size (diameter): 13.0" inches
Weight: 21.6 lbs
Description: Medium sized Texas Ammonite. This ammonite has been sliced in half to show the typical internal patterns found in limestone ammonites from the Duck Creek Formation. The fossil is an internal mold that shows the suture pattern ( both halves ) on the inside. The right hand picture is a close-up of one half of the ammonite. Price: $ 185.00 (for pair) Includes stands for each half
 
Specimens: Eopachydiscus sp.
Age: Lower Cretaceous (102 M years ago)
Location: West of Fort Worth, TX.
Size (diameter): 16.0" inches
Weight: 37.4 lbs
Description: Medium sized Texas Ammonite. This ammonite has been sliced in half to show the typical internal patterns found in limestone ammonites from the Duck Creek Formation. The fossil is an internal mold that shows the suture pattern ( both halves ) on the inside. The right hand picture is a close-up of one half of the ammonite; Smaller ammonite discovered in living chamber and can be seen in photo; Price: $185.00 (for pair) Includes stands for each half
 
Specimens: Eopachydiscus sp.
Age: Lower Cretaceous (102 M years ago)
Location: Waco, TX. Duck Creek Formation
Size (diameter): 14.0" inches
Weight: 34.4 lbs
Description: Medium sized Texas Ammonite. This ammonite has been sliced in half to show the typical internal patterns found in limestone ammonites from the Duck Creek Formation. The fossil is an internal mold that shows the suture pattern ( both halves ) on the inside. The right hand picture is a close-up of one half of the ammonite. Price: 185.00 (for pair) Includes stands for each half
 
no back image available
at this time
Specimens: Cut and buffed Eopachydiscus halves
Age: Lower Cretaceous (102 M years ago)
Location: Waco, TX.
Size (diameter): 11.3" inches
Weight: 16.1 lbs
Description: Texas limestone ammonite cut in half. Septa are shown with assorted fossil debris showing up in the living chamber. Price: SOLD (for pair)


Ammonites - Cut & Polished
Region: United States - Texas

Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Formation: Tarrant Formation
Location: Tarrant County, TX
Diameter: 6.0 inches ( 15.24 centimeters )
Weight: < 1.0 lbs. ( 0.45 kilogram )
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: $ 43.00 pair
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Location: Tarrant County, TX
Diameter: < 4.0 inches ( 10.16 centimeters )
Weight: < 1.0 lbs.
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: ( $ 25.00/pair )
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Location: Tarrant County, TX
Diameter: < 3.0 inches ( 7.62 centimeters )
Weight: < 1.0 lbs.
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: ( $ 25.00/pair )
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Location: Tarrant County, TX
Diameter: < 4.0 inches ( 10.16 centimeters )
Weight: < 1.0 lbs.
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: ( $ 25.00 pair )
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Location: Tarrant County, TX
Diameter: 4.0 inches (10.16 centimeters)
Weight: < 1.0 lbs.
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: $ 28.00 pair
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Location: Tarrant County, TX
Diameter: 5.0 inches (12.7 centimeters)
Weight: < 1.0 lbs.
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: $ 30.00 pair
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Location: Tarrant County, TX
Diameter: 4.5 inches (11.43 centimeters)
Weight: < 1.0 lbs.
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: $ 32.00 pair
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Formation: Tarrant Formation
Location: Tarrant County, TX
Diameter: 6.0 inches (15.24 centimeters)
Weight: < 1.0 lbs. ( 0.45 kilograms )
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: $ 42.00 pair
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Location: Tarrant County, TX
Formation: Tarrant Formation Diameter: 6.0 inches (15.24 centimeters)
Weight: < 1.0 lbs. ( 0.45 kilograms )
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: $ 41.00 pair
   
Specimen: Calycoceras Tarrantense
Age: Cretaceous (95 million years ago)
Location: Tarrant County, TX
Diameter: 6.5 inches (16.51 centimeters)
Weight: < 1.0 lbs.
Description: Cut and highly polished ammonite from Tarrant Formation.
Price: $ SOLD pair


Cretaceous Echinoids
Region: United States - Texas

 
 
   
Specimen: Leptosalenia texana ( Credner 1875 ), formally Salena Texana
Age: Cretaceous (95 M years ago)
Location: Comal County, TX.
Size (diameter): 2.5 centimeters,
Weight: .01 lbs,
Description: Mint condition Texas Echinoid. Excellent detail.
Price: $3.00 each or 10 specimens for $25.00
   
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