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Coenholectypus ovatus (Whitney & Kellum)

Wed, 09 Jun 2021 01:33:23 +0000

Coenholectypus sp. cf. ovatus

Wed, 09 Jun 2021 01:26:56 +0000

Coenholectypus sp. cf. ovatus (Whitney & Kellum)

Undescribed Leptosania?

Sat, 13 Mar 2021 13:58:38 +0000

another example of this odd large Salenid from the Microzone of Unit 2, Lower Member, Glen Rose Formation, Trinity Group (Albian) Conal County, TX

Undescribed Leptosalenia?

Sat, 13 Mar 2021 13:58:37 +0000

another example of this odd large Salenid from the Microzone of Unit 2, Lower Member, Glen Rose Formation, Trinity Group (Albian) Conal County, TX

Plagiochasma texanum Smith & Rader and Goniopygus whitneyi Smith & Rader

Mon, 08 Mar 2021 04:47:58 +0000

Unit 3, Upper Member, Glen Rose Formation, Trinity Group (Albian) Kendall County, Texas.

Tetragramma sp.

Mon, 08 Mar 2021 04:43:22 +0000

Undescribed Tetragramma sp. Unit 3, Upper Member, Glen Rose Formation, Trinity Group (Albian) Kendall County, Texas

Pygaster sp. Smith & Rader

Mon, 08 Mar 2021 04:37:31 +0000

Smith and Rader (2009) mention the occurrence Pygaster based on incomplete material. This specimen is from the echinoid marker bed of Unit 2, Lower Member, Glen Rose Formation, Trinity Group (Albian) Comal County, Texas.

Undescribed Leptosalenia? sp.

Mon, 08 Mar 2021 04:30:54 +0000

Found in the Lower Member, Glen Rose Formation, Trinity Group (Albian) Comal County, Texas. This relatively large Leptosalenia has very straight ambulacra and a large number of interambulacral tubercles. I know of approximtely 5-6 specimens collected from three locations.

Undescribed Leptosalenia? sp.

Mon, 08 Mar 2021 04:30:53 +0000

Leptosalenia mexicana (Schluter)

Mon, 08 Mar 2021 04:21:39 +0000

Bee Cave Member, Walnut Formation, Fredericksburg Group (Albian) Travis County, Texas