Formation: Glen Rose

Upper and Lower Glen Rose Formation

Aprox. 106- 110 Million Years Ago

Ammonite Hypacanthoplites mayfieldensis

Ammonite Platiknemiceras flexuosum

Ammonite Dufrenoyia dufrenoyi

Echinoid Leptosalenia texana

Echinoid Coenholectypus planatus

Echinoid Loriolia rosana

Echinoid Heteraster texanus

Echinoid Heteraster obliquetus

Echinoid Pliotoxaster comanchei

Echinoid Goniopygus sp.

Echinoid Paraorthopsis comalensis

Echinoid Plagiochasma texanum

Echinoid Hyposalenia philipsae

Echinoid Pygopyrina hancockensis

Echinoid Polydiadema travisensis

Echinoid Cidaris sp.

Echinoid Phymosoma texanum

Echinoid Pseudodiadema aguilera

Echinoid Heterosalenia (rykyrae)

Echinoid Goniopygus whitneyi

Echinoid Paracidaris texanus

Echinoid Balanocidaris Spine

Echinoid Balanocidaris Spine

Echinoid Echinothurid Plates

Starfish Ossicle

Starfish Ossicles

Starfish Madreporite

Shark Protolamna

Fish Pychnodont Teeth

Turtle Bone Fragment

Fish Icthyodectes

Fish Lepisosteiforme

Shark Vertebra

Crab Claw Pagurus banderensis

Unknown Crab Claw

Unknown Crab Claw

Crab Claw Callianasa kloffi

Unknown Crab Claw

Unknown Crab Claw

Unknown Crab Claw

Unknown Crab Claw

Unknown Crab Claw

Crab Claw Pagurus

Crab Leg Pagurus banderensis

Algea Fruit Porocystis globularis

Crinoid Unknown

Crinoid Solanocrinites sp.

Crinoid Isocrinus annulatus

Crinoid Unknown

Crinoid Unknown

Crinoid Unknown

Crinoid Solanocrinites sp.

Coral Heliopora labyrinthicum

Coral Astrocoenia

Gastropod Nerinea harrisi

Gastropod Neritina sp.

Gastropod Pleutomaria glenrosensis

Gastropod Cerithium blancoensis

Gastropod Nerita bonnellensis

Gastropod Nerinea texana

Gastropod Monocyphus brittsi

Gastropod Nerinea austinensis

Gastropod Cassiope branneri

Gastropod Natica texana

Gastropod Nerinea incisa

Gastropod Turbo cuyleri

Gastropod Turritella sp.

Gastropod Tylostoma lewisi

Gastropod Turritella sp.

Gastropod Fusus haysensis

Gastropod Unknown

Gastropod Anchura monolifera

Gastropod Pseudomelania pupoides

Gastropod Natica traski

Gastropod Tylostoma travisensis

Nerinea colligata

Cassiope paluxiensis

Gastropod Cerithium bullardi

Gastropod Nerinea boyseni

Gastropod Cassiope burnsi

Gastropod Amauropsis comalensis

Gastropod Nerinea aquilina

Gastropod Purpuroides harperi

Gastropod Lunatia praegrandis

Bivalve Trigoni whitneyi

Bivalve Laternula simodsi

Bivalve Chlamys santoni

Bivalve Arctica roemeri

Bivalve Cardium congestum

Bivalve Psilomya walkeri

Bivalve Neithea occidentalis

Bivalve Trigonia wendleri

Bivalve Arctica medialis

Bivalve Granocardium pseudopendens

Bivalve Plicatula parkerae

Bivalve Arca texana

Bivalve Arctica baybeei

Bivalve Arctica texana

Bivalve Homomya comalensis

Bivalve Fimbria hamiltonae

Bivalve Granocardium pendens

Bivalve Panopea henselli

Bivalve Lucina horni

Bivalve Inoperna concentricecostellata

Bivalve Pteria singleyi

Bivalve Idonearca terminalis

Bivalve Pina comancheana

Bivalves Ludbrookia arivechensis


Bivalve Arctica comalensis

Bivalve Homomya knowltoni

Bivalve Trigonia gordoni

Bivalve Tapes decepta

Bivalve Arca simodsi

Oyster Lopha comalensis

Bivalve Pycnodont wardi

Bivalve Mytilis hugoensis

Bivalve Lima wacoensis

Bivalve Psilomya solida

Bivalve Meretrix hanseni

Bivalve Modiolus julia

Bivalve Arctica naviclaria

Bivalve Cardita staffordi

Bivalve Cucullaea blancoensi

Bivalve Corbula harveyi

Bivalve Meretrix texana

Bivalve Pecten guadalupe

Bivalve Cyprimeria texanum

Bivalve Exogyra guadalupe

Bivalve Protocardia texana

Bivalve Ceratostreon hilli

Oyster Liostrea ragsdalei

Oyster Peilinia crenulimargo

Rudist Caprinuloidea crassifibra

Rudist Toucasia sp.

Rudist Monopleura subtriquetra

Bryozoan Calloporid

Bryozoan Oncousoecia khirar

Unknown Bryozoan

Foraminifera Orbitolina texana

Foraminifera Orbitolina texana

Foraminifera Nodosaria cf

Worm Hamulus sp.

Worm Annelid