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Texas Day Tripping in the Glen Rose Formation


JamieLynn

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Summertime is here in Texas and that means if you want to go fossil hunting and not get heatstroke....you better go early in the morning! My Grandmother would say "Spring has sprung, Fall has fell, Summer is here and it's hot as usual".

I am fortunate that the Glen Rose Formation is close to where I live, so that is my best hunting in Summer! I hit up four different spots recently (one with the Paleontological Society as our monthly field trip) and found some nice new things and some nice not-new things!

 

A few "new" finds: 

My Favorite : Associated Starfish Ossicles! It may not be a full leg, but it was awesome to find a whole mess of them that were "together". Biggest one is 1/4 inch.

759551423_starfishleg2.thumb.jpg.23e0766dade87ea57091f49c2cf6bcb0.jpg

334960898_starfishossicles.thumb.jpg.73fa75a445f9a576b613b31520b2dd2c.jpg

 

Floating (Cormatulid) Crinoid. Apparently a slightly different species than I had collected previously. 

3/8 inch

1386193358_CrinoidCormatulidMtSharpGR(1).thumb.JPG.1d44c9cae62678df3d230e0e5cca95ba.JPG

887244240_CrinoidCormatulidMtSharpGR(2).thumb.JPG.61ce131c518860d087ccd5ac1973f9dd.JPG

 

Another Floating Crinoid : Solanocrintes sp. 

1/2 inch

159438147_KTXCRI018CrinoidSolanocrinitessp.BBanderaGR(3).thumb.JPG.27a68c4216068f695d85e5ef70414e75.JPG

And a TINY one of another different species of Solanocrintes

1/8 inch 

265305184_CrinoidSolanocrintesGR(1).thumb.jpg.d9d7eac7a2d93b42fb89b70014d234a5.jpg

A couple of cool new crab claws (Unknown Genus and species). Found these at two different locations:

1/8 inch

701470731_CrabUnknownBBRGRKTXCRU035.thumb.jpg.c5143c227dcf3ddd441e65f54a262e30.jpg

94955090_crabunknownRebeccaCkGR(1).thumb.jpg.6346e24bc02201f237a6cb302ed5baa5.jpg

 

A few more new to me crab claws (again, Genus and species unknown) Size 1/8 inch

1912115421_Crabaa.thumb.jpg.da1a11ba0bc4abd619a154c85b944a48.jpg

 

1915631992_crabc.thumb.jpg.6f1e3f17627a33022190365626e124b1.jpg

 

 

 

 

Found a Fish tooth; Lepisosteiforme (Gar) 

1253726978_KTXVER062FishLepisosteiformeWalmart281GR(1).thumb.JPG.3224aa85f647a5a54651098dfa97f3ff.JPG

 

And lastly, a "different" Leptosalenia - it may just be a variation on the regular texana, but it might be a cf. texana. (as per Smith and Radar)

It really looks different than any other I've found. 3/4 inch

692510656_EchinoidLeptosaleniasp.MtSharpGR(1).thumb.JPG.70e4c92edfdb7d765d3f18754c5fcbfc.JPG

 

A "regular" Leptosalenia texana for comparison. Also 3/4 inch and from same location:

33335228_EchinoidLeptosalniatexanaMtSharpGR.thumb.JPG.c59eb84446e7d652690a4a69c44315dc.JPG

 

Some more not "new" finds, but nice ones nonetheless.

A bit water worn but still detailed Echinoid Spine Balanocidaris sp.

966404779_175EchiniodBalanocidaridspineBRGR.thumb.JPG.076c823164b880beea1674e9d13277df.JPG

A couple of odd fragments of plates from an Echinoid Echinothurid. Size 1/4 inch

 

 

 

313383166_echinoRebeccaCk(5).thumb.jpg.b3e225fb8638d9cc09c90f009572f6c9.jpg

1252997751_echinoRebeccaCk(4).thumb.jpg.68f9e3d230a5ff5b4da22bf1751746ef.jpg

237265572_echinoRebeccaCk(8).thumb.jpg.52363811309c870f70ad5d86b8194192.jpg

A couple of Tiny Echinoid Loriolia rosanas. The big one is 3/8 inch

122275454_EchinoidLoriolias47.thumb.jpg.eb65ca8fa8cd3a0d029a5a62d757e1ce.jpg

A cool Trigonia wendleri

690104025_KTXBIVT015BivalveTrigoniawendleriBergheimFireStation.thumb.JPG.8a68692bd292aad9f54869dc38498a20.JPG

 

 

A nice big Neithia occidentalis

1475158190_KTXBIVN040BivalveNeithiaoccidentalisWalmart281(1).thumb.JPG.1cbbc0e6b03879a56aa3909dd724b0b4.JPG

 

the BIGGEST Gastrpod Nerinia I'v found so far:

539592415_GastropodNerineaMtSharpGR(2).thumb.JPG.38ff04f15cb8aa8a3c8de884a092863c.JPG

 

A nice little unknown Gastropod with some good detail:

141483291_KTXGAS151GastropodUnknownBanderaGR.thumb.JPG.8bc338cedc070379e02573c57762b758.JPG

 

and finally, A ZOMBIE CRAB CLAW!!  hahhaha! These are usually fairly well preserved, so to find one in this state of decomposition was actually kind of cool:

1761931858_KTXCRU042CrabPagurusbandernsisBanderaGR(3).thumb.JPG.c9aa64ac472a9e640b0a9cd3329222cc.JPG

 


 


 

 

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18 hours ago, erose said:

Cool beans! The starfish ossicles are great as are the Comatulid crinoids. For other examples of those starfish ossicles check out this presentation on the GR I did for PSA: https://austinpaleo.org/Presentations/EchinoidsGlenRose.pdf

Good work, Erich.

Grüße,

Daniel A. Wöhr aus Südtexas

"To the motivated go the spoils."

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1 hour ago, Uncle Siphuncle said:

Good work, Erich.

Thank you Dan.  Certainly will be an update in a few years with new specimens and descriptions.

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