Tag: fossil
-
Fossil Friday #239: Linopteris neuropteroides from Indiana
This is the “Fossil Friday” post #239. 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 sweet…
-
Mazon Thursday #242: Linopteris neuropteroides
This is Mazon Monday post #242. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. This is Mazon Thursday. We moved this week’s Mazon Monday to Thursday to do a Veteran’s Day post on Monday. Linopteris neuropteroides is a very rare seed fern known from Mazon Creek and other Pennsylvanian localities. It was originally…
-
Fossil Friday #238: Edestus heinrichi from St. David, IL
This is the “Fossil Friday” post #238. 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! Long time ESCONI member Ralph Jewell sent…
-
Mazon Monday #241: Eucryptocaris asherorum
This is Mazon Monday post #241. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Eucryptocaris asherorum is a species of extinct shrimp-like animals from Mazon Creek. They are members on the suborder Tanaidacea, a minor group within the class Malacostraca. Extant members of Tanaidacea are mostly marine, but a few species live in…
-
Fossil Friday #237: Sphenophyllym emarginatum from Indiana
This is the “Fossil Friday” post #237. 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! Ths week’s Fossil Friday is a sweet…
-
Mazon Monday #240: Sphenopteris spinosa
This is Mazon Monday post #240. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Sphenopteris is a genus of seed ferns. Seed ferns, Pteridospermatphyta, as a group have a geologic range which spanned from the late Devonian to the late Cretaceous, although a few species seem to have survivied into the Eocene. Sphenopteris…
-
Fossil Friday #236: Cyathocarpus arborea from the Mazon Creek River
This is the “Fossil Friday” post #236. 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 looked at Cyathocarpus arborea just a few…
-
Mazon Monday #239: Mazon Creek Fossil Day Report
This is Mazon Monday post #239. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. The 2024 ESCONI Mazon Creek Fossil Day was held on October 12th at the Coal City Library. It proved to be a huge success, attracting more than 100 visitors throughout the day. Many attendees brought fossils for identification, including…
-
Fossil Friday #235: Alethopteris serlii from the Field Museum
This is the “Fossil Friday” post #235. 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’s fossil, we have…
-
Mazon Monday #238: Alethopteris lesquereuxii
This is Mazon Monday post #238. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Alethopteris lesquereuxii was originally named Callipteridium mansfieldi by Leo Lesquereux in 1879. C. mansfieldi was named for the Hon. Ira Franklin Mansfield, who was a politician and an extensive owner of coal mining interest in the middle to late…
-
Fossil Friday #234: Neuropteris ovata from the Mazon River
This is the “Fossil Friday” post #234. 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! Today’s fossil is a sweet little Neuropteris…
-
ESCONI Mazon Creek Fossil Day – October 12th, 2024 in Coal City
ESCONI will be holding the 2024 Mazon Creek Fossil Day on October 12th, 2024 from 10 AM to 3 PM at the Coal City Public Library. Please come out and bring your Mazon Creek fossils. There will displays of Mazon Creek fossils and knowledgeable people who can identify your fossils. Coal City Public Library85 N.…
-
Mazon Monday #237: Danville Field Trip Report for Fall 2024
This is Mazon Monday post #237. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Fortunately, the threat of bad weather never materialized and we enjoyed a very nice day collecting fossils from a spoil pile just outside Danville, IL on September 28th, 2024. This was our second trip to the spoil pile in…
-
Fossil Friday #233: Diplazites unita
This is the “Fossil Friday” post #233. 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! Diplazites unita is one of the most…
-
Mazon Monday #236: Cyathocarpus arborea
This is Mazon Monday post #236. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Cyathocarpus arborea is one of the rarer species of fern in the Mazon Creek deposit. It was originally named as Filicites arborescens by Ernst Freiedrich, Freiherr von Schlotheim in 1820. Schlotheim was a German paleontologist and pollitician who lived…
-
Fossil Friday #232: Knob Noster Fossils
This is the “Fossil Friday” post #232. 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! Knob Noster is a fossil deposit contemporaneous…
-
Mazon Monday #235: Desden Lakes Field Trip June 1976
This is Mazon Monday post #235. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Dresden Lakes was productive Mazon Creek fossil locality just east of Morris, IL. It was known for large concretions with detailed fossils in dark colors, grays and blacks. Unfortunately, the dark colors can be hard to photograph. Large concretions…
-
Fossil Friday #231: Classic Essexella asherae
This is the “Fossil Friday” post #231. 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! Ah, the Blob! Did you see Mazon…
-
Mazon Monday #234: Braceville Field Trip Report for Fall 2024
This is Mazon Monday post #234. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. ESCONI hosted the Fall 2024 edition of the Braceville Field Trip over the weekend of September 7th and 8th. The primary focus of the event was searching for Mazon Creek fossils and concretions. The site, commonly referred to as…
-
Fossil Friday #230: Trilobites from Penn Dixie
This is the “Fossil Friday” post #230. 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! Penn Dixie is on most fossil collectors’…
-
Mazon Monday #233: How the Tully monster became Illinois’ official state fossil
As you probably know, the Tully Monster is the State Fossil of Illinois. It a real fan favorite. Everyone loves the Tully Monster… did you know there are stuffed Tullys you can buy online?!? Last week, the Chicago Tribune did a vintage article called “How the Tully monster became Illinois’ official state fossil“.
-
Fossil Friday #229: Tullymonstrum gregarium
This is the “Fossil Friday” post #229. 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! A beautifully preserved Tullymonstrum gregarium is our…
-
Scientists Discover Similar Dinosaur Footprints on Opposite Sides of the Atlantic
Tracks preserved in floodplain deposits in Passagem das Pedra, Brazil. They’re from ornithopods, a family of herbivores during the Cretaceous period.Credit…Ismar de Souza Carvalho The New York Times has a story about dinosaur trackways. Ordinarily, dinosaur trackways separated by 3,700 miles wouldn’t attract much attention. However, these 120 million year old footprints sit on opposite…
-
Mazon Monday #232: Braidwood Field Trip – September 1959
This is Mazon Monday post #232. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. On September 27th, 1959, ESCONI sponsored the Annual Autumn Braidwood Field Trip. These trips were held each year many times with the different Chicago clubs rotating as hosts. John and Lucy McLuckie were on hand every year. Sometimes, the…
-
New dinosaur species reconstructed for display in Los Angeles
ABC News has a video of a new dinosaur display being constructed in Los Angeles. Nicknamed “Gnatalie”, it’s thought to be a new speces of sauropod dinosaur that lived around 150 million years ago in the late Jurassic. The display will open November 2024. National Geographic has an article in the September edition of its magazine.…
-
Fossil Friday #228: Mazon Creek Annularia inflata
This is the “Fossil Friday” post #228. 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 Fossil Friday is a beautiful…
-
Fossils Show Giant Predatory Sea Scorpions Were Distance Swimmers
An artist’s impression of Jaekelopterus rhenaniae, a sea scorpion that lived approximately 390 million years ago and is one of the largest arthropods ever discovered.Credit…Ja Chirinos/Science Source The New York Times Trilobites column has an interesting story about eurypterids. Previously, the giant sea scorpions of the Paleozoic were known to be apex predators, some growing…
-
Mazon Monday #231: Pecopteris strongii
This is Mazon Monday post #231. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Pecopteris strongii is a rare fossil fern known only from the Mazon Creek Fossil Flora. It was named for early Mazon Creek collector Samuel Strong by Leo Lesquereux in 1870. Strong was a prolific collector, who later sold most…
-
Fossil Friday #227: Belotelson magister
This is the “Fossil Friday” post #227. 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! It’s Friday and that means it’s time…
-
Mazon Monday #230: Konecnys in Earth Science Magazine
This is Mazon Monday post #230. What’s your favorite Mazon Creek fossil? Tell us at email:esconi.info@gmail.com. Over the years, we’ve shared numerous articles about Jim and Sylvia Konecny, highlighting their significant contributions to ESCONI. Jim served as ESCONI’s president in 1966 and 1967, but both he and Sylvia were involved in much more. They played…
