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Posts treating: "USA. The creature"

Monday, 01 December 2014

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Atraktoprion Scolecodont Fossil 

Louisville Area Fossils [2014-12-01 03:30:00]  recommend  recommend this post  (188 visits) info

 Ordovician; US
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This image is of a microfossil fragment that appears to be an Atraktoprion scolecodont. It was found in the Kope or Fairview Formations of Mason County, Kentucky, USA. The creature existed in the Ordovician Period. Field of view is about 1 mm. Thanks to Kenny for the

Loxonema yandellana Gastropod Microfossil 

Louisville Area Fossils [2014-11-29 03:30:00]  recommend  recommend this post  (148 visits) info

 Carboniferous; US
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The microfossil in this picture appears to be a Loxonema yandellana gastropod (snail). It was found in the Somerset Shale of the Salem Limestone of Meade County, Kentucky, USA. The creature existed in the Mississippian Period. Field of view in picture is about 2 mm. Thanks to Kenny for the

Cleidophorus Pelecypod Microfossil 

Louisville Area Fossils [2014-11-28 03:30:00]  recommend  recommend this post  (157 visits) info

 Ordovician; US
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This image is of a microfossil that appears to be a Cleidophorus pelecypod. It was found in the Kope or Fairview Formations of Mason County, Kentucky, USA. The creature existed in the Ordovician Period. Field of view is about 1 mm. Thanks to Kenny for the

Leperditia carbonaria Ostracod Fossil 

Louisville Area Fossils [2014-11-26 03:30:00]  recommend  recommend this post  (188 visits) info

 Carboniferous; US
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The fossil in this picture appears to be a Leperditia carbonaria ostracod. It was found in Meade County, Kentucky, USA. The creature existed in the Mississippian Period. Field of view in picture is about 2 mm. Thanks to Kenny for the

Pyritized Strophodonta Brachiopod 

Louisville Area Fossils [2013-11-01 01:31:00]  recommend  recommend this post  (78 visits) info

 Devonian
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Here are two pictures of a pyritized Strophodonta brachiopod fossil. It was found in the Silica Formation of Sylvania, Ohio USA. The creature lived in the Middle Devonian Period.  Learn more about where these fossils are found at Olander Fossil Park web site.Thanks to Vic for the pictures of this fossil.My friend Dave has a blog with a special section for the fossil from this area. Click this to go to Views of the Mahantango

Harpacodus Pentalodont Fossil Tooth 

Louisville Area Fossils [2013-05-13 12:30:00]  recommend  recommend this post  (113 visits) info

 Carboniferous
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Here are some images of the Harpacodus dentatus? petalodont fossil tooth. It was found in the Big Clifty Formation of the Indiana Springs Shale Member of Crawford County, Indiana, USA. The creature existed in the Mississippian Period.See another example of one at the Indiana State Museum web site HERE.Thanks to Mark for showing me this

Ruby Red Shark Tooth Fossil 

Louisville Area Fossils [2013-05-12 12:30:00]  recommend  recommend this post  (107 visits) info

 Carboniferous
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This is an interesting color for a fossil... ruby red. The following are images of the Thrinacodus sp shark fossil tooth. Thrinacodus was named by Susan Turner in 1982 and this genus is known for its three hook like cusps. It was found in the Big Clifty Formation of the Indiana Springs Shale Member of Crawford County, Indiana, USA. The creature existed in the Mississippian Period.Why this fossil is so red? Iron content maybe?Thanks to Mark for showing me this

Silurian Caryocrinites Cystoid Fossil 

Louisville Area Fossils [2012-12-05 20:45:00]  recommend  recommend this post  (154 visits) info

 Silurian
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A relatively large fossil cystoid is pictured here. It is probably a Caryocrinites persculptis which is found in the Waldron Shale of Clark County, Indiana, USA. The creature dates back to the Middle Silurian Period. One side of the fossil is coated with pyrite. It has not been cleaned yet and measures about 3 cm long. I used Weeks Trilobites web site for this identification with this web page. He has a stunning specimen with intact feeding arms and stem on this site shown at this link. [...]
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