Tag: fossil
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Fossil Friday #210: Rhabdoderma exiguum
This is the “Fossil Friday” post #210. Expect this to be a somewhat regular feature of the website. We will post any fossil pictures you send in to esconi.info@gmail.com. Please include a short description or story. Check the #FossilFriday Twitter hash tag for contributions from around the world! —————————————————– For this week, we have a…
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Mazon Monday #213: Postcards from Mazon Creek
This is Mazon Monday post #213. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Deltiology is the study and collection of postcards. The name comes from Greek, δελτίον, deltion, diminutive of δέλτος, deltos, “writing tablet, letter”; and -λογία, -logia. Deltiology is a very popular type of collecting. People all around the world collect and trade both vintage and…
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Fossil Friday #209: Palaeocampa anthrax
This is the “Fossil Friday” post #209. Expect this to be a somewhat regular feature of the website. We will post any fossil pictures you send in to esconi.info@gmail.com. Please include a short description or story. Check the #FossilFriday Twitter hash tag for contributions from around the world! For this week, we have the rarest…
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ESCONI April 2024 Paleontology Meeting – Saturday, April 20th, 2024 at 7:30 PM Zoom – “Terror Birds”
The April 2024 will be held on April 20th, 2024 at 7:30 via Zoom. The presentation will be given by John Catalani. Abstract We begin with an explanation of the “Terror Birds” and their position in Geologic Time. The two major groups of these large cursorial birds are the Phorusrhacidae and the Gastornithidae. The first…
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Mazon Monday #212: Aphlebia crispa
This is Mazon Monday post #212. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. We have a very rare plant for this week’s post. Aphlebia crispa is a leafy plant that was lettuce-like in appearance. It had wide distribution as it’s found in fossil deposits throughout England, Europe, and North America. Aphlebia is…
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Fossil Friday #208: Mamayocaris jaskoskii
This is the “Fossil Friday” post #208. Expect this to be a somewhat regular feature of the website. We will post any fossil pictures you send in to esconi.info@gmail.com. Please include a short description or story. Check the #FossilFriday Twitter hash tag for contributions from around the world! This week’s contribution comes from Pat Kelly,…
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Mazon Monday #211: Mariopteris wilmingtonense
This is Mazon Monday post #211. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Mariopteris wilmingtonense is a rare and beautiful variety of Mariopteris found only in Mazon Creek. It was described by George Langford Sr. in 1958 in his first Mazon Creek book “The Wilmington Coal Flora From a Pennsylvanian Deposit in…
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Fossil Friday #207: Fossils from the Permian of Jordan
This is the “Fossil Friday” post #207. Expect this to be a somewhat regular feature of the website. We will post any fossil pictures you send in to esconi.info@gmail.com. Please include a short description or story. Check the #FossilFriday Twitter hash tag for contributions from around the world! On a recent field trip to a…
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Mazon Monday #210: Alethopteris gibsonii
This is Mazon Monday post #210. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Alethopteris gibbsonii is an extinct seed-fern from the Pennsylvanian Period. It is not as common as its sister taxa Alethopteris serlii and Alethopteris sullivantii. It was named by Leo Lesquereux (1806-1889) in 1870. Lesquereux was a Swiss-born bryologist and a…
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Fossil Friday #206: Cyclus americanus
This is the “Fossil Friday” post #206. Expect this to be a somewhat regular feature of the website. We will post any fossil pictures you send in to esconi.info@gmail.com. Please include a short description or story. Check the #FossilFriday Twitter hash tag for contributions from around the world! We have a large well-preserved Cyclus americanus…
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Mazon Monday #209: Walter’s Spider
This is Mazon Monday post #209. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Today, we have another post about the “Richardson’s Guide to the Fossil Fauna of Mazon Creek”. This one addresses the amazing spider on the book’s jacket. That beautiful specimen was generously donated to the Mazon Creek Project by Rita…
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Fossil Friday #205: Bifurcated Asterophylites from Indiana
This is the “Fossil Friday” post #205. Expect this to be a somewhat regular feature of the website. We will post any fossil pictures you send in to esconi.info@gmail.com. Please include a short description or story. Check the #FossilFriday Twitter hash tag for contributions from around the world! —————————————————– Asterophyllites equisetiformis is a part of…
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Mazon Monday #208: A Very Special Book
This is Mazon Monday post #208. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. —————————————————– We ran across another great post over on Facebook by Steve Pavelsky in the “Illinois Mazon Creek, and Carboniferous Fossils of the World” group. If you’re on Facebook and a fan of Mazon Creek, this is one of…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #21!
This is the preview post #21 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #20
This is the preview post #20 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #19!
This is the preview post #19 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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Fossil Friday #204: Annularia inflata
This is Mazon Monday post #204. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Thanks! Fossil Friday is here with a beautiful Annularia inflata. A. inflata is the foliage for Calamites, a genus of extinct horsetail “trees”. They lived in the coal swamps of the Carboniferous and Permian periods and provide much of the…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #17!
This is the preview post #17 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #15!
This is the preview post #15 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #13!
This is the preview post #13 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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Mazon Monday #207: Spiropteris sp.
This is Mazon Monday post #207. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Spiropteris sp. are immature fern fronds. They are also called fiddleheads. The name Spiropteris was established in 1869 by Wilhelm Philippe Schimper (1808-1880), who was an Alsatian botanist. From 1862 until 1879, he was a professor of geology and…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #12!
This is the preview post #12 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #10!
This is the preview post #10 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #9!
This is the preview post #9 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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Fossil Friday #203: Alethopteris serlii from the Mazon River
This is Mazon Monday post #203. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Thanks! For Fossil Friday this week, we have an absolutely stunning Alethopteris serlii from the Mazon River. This specimen was collected by long time ESCONI member Marie Angkuw. This one was opened via freeze/thaw after being plucked from the river…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #7!
This is the preview post #7 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #6!
This is the preview post #6 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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Mazon Monday #206: Pseudomariopteris cordato-ovata
This is Mazon Monday post #206. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. We are looking at another rare Mazon Creek plant fossil, Pseudomariopteris cordato-ovata, which is thought to have grown vine-like. It belongs to the callistophytalean pteridosperms, a group of small, scrambling to climbing forms (Krings and Kerp, 2000). Complete pinnae…
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2024 ESCONI Gem, Mineral, and Fossil Show – Preview #5!
This is the preview post #5 for the 2024 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2024 will be held on March 16th and 17th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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Fossil Friday #202: Pecopteris fontainei
This is Mazon Monday post #202. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Thanks! This week’s Fossil Friday is a beautiful Pecopteris fontainei. P. fontainei is a tree fern from the Mazon Creek fossil deposit. P. fontainei was named by Leo Lesquereux in 1889. Lesquereux worked with a multiple state geologic surveys, eventually…
