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Back To The Wutach Again


Ludwigia

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You ever find any vert material from that spot? Just curious.

Yes, I did as a matter of fact, and it was a big surprise. I made a couple of posts here about it too. Haven't found anything else in the way of verts since then, though and that was 2013.

http://www.thefossilforum.com/index.php?/topic/40957-middle-jurassic-vertebra-any-suggestions/

http://www.thefossilforum.com/index.php?/topic/41038-its-a-plesiosaurus-but-which-one/

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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I had a lot of discussion with experts and a lot of reading and comparing pictures. Since it's just a single vertebra belonging to an order where there are a lot of similarities it was a matter of narrowing things down to the next best possibility in that particular horizon and that's still the stand at the family level with Elasmosauridae. It's practically impossible to even guess at genus or species. We'll never know for certain, though.

Edited by Ludwigia

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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Here's a Brasilia bradfordensis from the staufensis bank. It's not quite complete, but it allows for an interesting view into the mineralized septa.

post-2384-0-95670500-1437291877_thumb.jpg post-2384-0-45467600-1437291911_thumb.jpg

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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Real nice "geode" piece! You just keep amassing Me with these fantastic, well prepped, ammonites!!

Keep it up!!!

Tony

Thanks, Tony :D

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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I love the colors on that material from there; and the geodized septa is cool!

I love them too. Over here because of the dominating colors of the sediment we call the upper Jurassic the White Jura, the lower Jurassic the Black Jura and the middle Jurassic the Brown Jura. I just fell in love with those shades of chocolate brown and the various iron hues at first sight. The mineral in the right hand "geode" is siderite, by the way. The other ones are lined with calcite.

Edited by Ludwigia

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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  • 2 weeks later...

I was so busy with the English ammos that I forgot I still had one left from the last trip to the Wutach. Just finished it. Now I can go on holiday. Off on Monday for 2 weeks in Amsterdam and Hamburg visiting friends and relatives. No fossil hunting this time unless something unexpected turns up underway.


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Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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Masterful prepping, as usual, Roger. :wub:

Enjoy your holiday.

Regards,

    Tim    -  VETERAN SHALE SPLITTER

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  • 3 weeks later...

Well, I got back again last weekend and still had a week at hand, so I just had a strong inclination to get out into the field (or in this case the woods) again. After a bit of digging, I found a good spot and managed to pull a few things out. Started in on the prepping yesterday and already have a couple of things to show.

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Ludwigia bradfordensis deleta. 8cm.

post-2384-0-98604600-1440240963_thumb.jpg post-2384-0-07723000-1440240998_thumb.jpg

Brasilia bradfordensis. 13cm. This one came out in 2 pieces, but I got it repaired ok.

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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Here's the next batch. The first one is a rather ugly monster, but since it's so large and also somewhat interesting, I figured I'd hang onto it for the time being.

post-2384-0-02063000-1440263093_thumb.jpg post-2384-0-86138300-1440263113_thumb.jpg

Brasilia sp. 15cm.

post-2384-0-52830600-1440263182_thumb.jpg post-2384-0-31934700-1440263220_thumb.jpg

A small block with A.opalinoides and a partial on one side and on the reverse side Entolium demissum and various bivalve bits. 8x8cm.

post-2384-0-81381700-1440263791_thumb.jpg post-2384-0-49660600-1440263809_thumb.jpg

Ancolioceras opalinoides. 7cm.

post-2384-0-67519600-1440263869_thumb.jpg post-2384-0-76369700-1440263884_thumb.jpg

Ludwigia bradfordensis deleta. 5.5cm.

Edited by Ludwigia
  • I found this Informative 1

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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Nice finds, that last Ludwigia bradfordensis deleta is really nice with the sutures visible.

-Dave

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Geologists on the whole are inconsistent drivers. When a roadcut presents itself, they tend to lurch and weave. To them, the roadcut is a portal, a fragment of a regional story, a proscenium arch that leads their imaginations into the earth and through the surrounding terrain. - John McPhee

If I'm going to drive safely, I can't do geology. - John McPhee

Check out my Blog for more fossils I've found: http://viewsofthemahantango.blogspot.com/

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Here's the rest. Time to go hunting again...

post-2384-0-77396500-1440340132_thumb.jpg

A.opalinoides. 4cm.

post-2384-0-87696900-1440340194_thumb.jpg post-2384-0-48650300-1440340210_thumb.jpg

A.opalinoides (3cm.) with a Modiolus sp. bivalve on the reverse side

post-2384-0-15588200-1440340278_thumb.jpg post-2384-0-66342100-1440340304_thumb.jpg

Ludwigia murchisonae. 7cm.

 

Greetings from the Lake of Constance. Roger

http://www.steinkern.de/

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Vacation over...back to "work". :)

Great stuff, Roger...what is the largest ammonite from those zones?

"I am glad I shall never be young without wild country to be young in. Of what avail are forty freedoms without a blank spot on the map?"  ~Aldo Leopold (1887-1948) 

 

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