Perhaps the main activity of the Bone Head Club at the present time is the preparation and creation of the Texas Dinosaur exhibit at the Grace Cultural Museum. It is due to open in June of 2003. Below is a list of the Prehistoric life that will be in the exhibit. It includes the scientific names, the family of dinosaur it belongs to (if available), when they lived, how they will be displayed, and who's collection they come from.

Dimetrodon giganhomogenes (die-ME-tro-don jie-GAN-ho-MAH-gin-ees )

Parent Clades: Synapsida Eupelycosauria Sphenacodontidae

Time Chart: throughout the Permian

Exhibit: fabricated mounting.

Loan from: the Texas Memorial Museum at Austin collection. Found in the Clear Fork Formation, Taylor Co. TX in 1907.


Eryops megacephalus (EAR-y-AHPS MEG-e-SEF-e-lus)

Parent Clades: Tetrapoda Temnospondyli Euskelia Eryopoidea Eryopidae

Time Chart: Early Permian

Exhibit: fabricated mounting.

Loan from: the Texas Memorial Museum at Austin collection. Found in Archer Co.

Varanops (Species not yet named) (VAR-an-OPS)

Parent Clades: Synapsida Eupelycosauria Varanopseidae

Time Chart: Early Permian

Exhibit: Most of mandible & lower jaw, an articulated section of vertebrae, most of hip, one leg with foot.

Loan from: the Texas Memorial Museum at Austin collection. Found in the Clear Fork Formation, Taylor Co. TX in 1997 by local landowners.

Diplocaulus magnicornis (DIP-low-KAUL-us MAG-ni-CORN-es)

Parent Clades: Amphibia Lepospondyli Nectridae Tuditanomorpha Gymnarthridae

Generic Name: Microsaur

Time Chart: Late Carboniferous through the Permian

1st Exhibit: Adult scull

Loan from: the Texas Memorial Museum at Austin collection.

2nd Exhibit: baby sculls

Loan from: a private collection. Found in Taylor Co. TX, 1997


Cardiocephalis peabodyi (CARD-ee-o-SEF-ah-LISS PEA-BAH-dee-eye)

Parent Clades: Amphibia Lepospondyli Nectridae Tuditanomorpha Gymnarthridae

Generic Name: Microsaur

Time Chart: Early Permian

Exhibit: Cast of complete animal.

Loan from: a private collection. Specimen from the Dolese Quarry of Oklahoma.

Trimerorhachis insignis (tri-MARE-y-RI-cus en-SIGN-es)

Parent Clades: Amphibia Temnospondyli Limnarchia Trimerorhachidae

Time Chart: Early Permian

Exhibit: Skull cast

Loan from: a private collection. Specimen from the Dolese Quarry of Oklahoma.

Captorhinus aguti (CAP-tor-HINE-us eh-GOO-tee)

Parent Clades: Anapsida Captorhinida Captorhinidae

Time Chart: Late Carboniferous through the Permian

Exhibit: Adult cast sculls, assorted bones, toes, and lower jaw. Use mirrors to show top and bottom of skull cast.

Loan from: Cast and bones from a private collection.

Mesosaurus (?) (MESS-oh-SAWR-us)

Parent Clades: Sauropsida Anapsida Mesosauridae

Time Chart: Early Permian

Exhibit: Cast of complete animal

Loan from: a private collection.

Start of Triassic

Herrerasaurus ischigualastensis (huh-RAYR-uh-SAW-rus ISH-ee-gwuh-las-TEN-sis)

Parent Clades: Theropoda Herrerasauridae

Time Chart: Late Triassic

Exhibit: cast mounting to stand in center of room.

Loan from: the Texas Memorial Museum at Austin collection. Collected from the Ischigualasto Formation Argentina.

Phytosaur (?) (FI-toe-soar)

Parent Clades: Sauropsida Archosauria Crurotarsi Phytosauria

Time Chart: Late Triassic 220 Ma

Exhibit: Skull, scutes, coprilite

Loan from: The skull is from the Joe Taylor collection.

Loan from: Scutes and coprolite from the Scott Brown collection.

Metoposaurus (?) (me-TOP-oh-sore-us)

Parent Clades: Amphibia Temnospondyl Metoposaurid

Time Chart: Late Triassic

Exhibit: skull

Loan from: the Joe Taylor collection. Found in the Dockum Group of Texas.

No Jurassic in Texas!

Tylosaurus maximus (TIE-low-SAWR-us MAX-uh-MUS)

Parent Clades: Sauropsida Lepidosauromorpha Squamata Mosasauridae Tylosaurinae

Generic Name: Mosasaur (MOES-ah-sore)

Time Chart: Late Cretaceous to K/T

Exhibit: skull, vertebra in situ, flipper bones. Loose vertebra. 12 foot wide mural of mosasaur chasing ammonites.

Loan from: The skull, in situ vertebra and flipper bones are from the Ken Barns collection. Collected from the Boquillas Formation outside Terlingua, TX. Some were excavated, cleaned, and cast, by the Abilene Boneheads Club.

Loan from: Loose vertebrae are from the Judie Ostlien collection. Collected in Haakon County, South Dakota.

Generic Name: “Hadrosaur” (Genus and Species Not Yet Identified)

Possibilities: Edmontosaurus (ed-MON-tuh-SAW-rus), Kritosaurus (CRIT-uh-SAW-rus), Saurolophus (su-RAUL-UH-fus)

Parent Clades: Ornithischia Ornithopoda Iguanodontia Hadrosauridae

Time Chart: Upper Cretaceous 73-65 Ma

The Main Exhibit: Cast parts displayed on a wall with outline of complete skeleton.

The 2nd Exhibit: Lower jaw.

The 3rd Exhibit: Teeth marks. In a display close to viewer, have astragalus and calcaneum bones.

Loan from: the Ken Barnes collection. Collected outside Terlingua, TX in the Aguja Formation. Excavation, cleaning, and casting by the Abilene Boneheads Club.

The 4th Exhibit: Surrounding the mount are photos of Boneheads working.

Chasmosaurus mariscalensis (KAZ-moh-SAW-rus MARE-Y-skal-EN-sis)

Parent Clades: Ornithischia Marginocephalian Ceratopsia Ceratopsidae Chasmosaurinae

Time Chart: Late Cretaceous 76-70 Ma (Triceratops 68-65 Ma) (Torosaurus 70-65 Ma) (Pentaceratops 75-65 Ma)

The Main Exhibit: skull cast on a covered pedestal that people can walk around. Included are casts of vertebrae.

Loan from: The Texas Memorial Museum at Austin Collection. Collected in Big Bend National Park.

Loan from: The vertebrae casts are from the Ken Barnes collection. Collected outside Terlingua, TX in the Javelina Formation. Excavation, cleaning, and casting by the Abilene Boneheads Club.



Tyrannosaurus rex (tye-RAN-uh-SAW-rus RECKS)

Old Parent Clades: Saurischia Theropoda Carnosauria Tyrannosauridae

New Parent Clades: Saurischia Theropoda Tetanurae Coelurosauria Tyrannosauridae

Time Chart: Upper Cretaceous 85-65 Ma

The Main Exhibit: T. rex skull & upper jaw on a covered pedestal.

Loan from: The Skull is from the George Blasing (Dinosaur World) collection.

Loan from: The upper jaw cast is from the Texas Memorial Museum at Austin collection.

The 2nd Exhibit: Femur suspended overhead to actual height, underneath is a pedestal with a drawing of the lower leg and foot.

Loan from: The femur is from the Texas Memorial Museum at Austin collection.

Deinonychus antirrhopus (die-NON-eh-kuss AN-ter-OP-us)

Parent Clades: Saurischia Theropoda Tetanurae Coelurosauria Deinonychosauria Dromaeosauridae

Time Chart: Lower Cretaceous 121-99 Ma

Exhibit: scull cast.

Loan from: the Scott Clark collection.


Dromaeosaurus (?) (DROME-E-oh-SAWR)

Parent Clades: Saurischia Theropoda Tetanurae Coelurosauria Deinonychosauria Dromaeosauridae

Time Chart: Upper Cretaceous 75-71 Ma

Exhibit: Dromaeosaurus mount (cast?). To be added to the exhibit (when).

Loan from: the George Blasing (Dinosaur World) collection.


Deinosuchus (?) (DI-no-SOUK-us)

Parent Clades: Crocodylia Alligatoroidea

Time Chart: Late Cretacious

Exhibit: lower jaw cast, vertebra, osteoderm

Loan from: the Texas Memorial Museum at Austin collection. Collected from the Aguja Formation of Big Bend National Park


Malawisaurus dixeyi (mə-LAH-WE-SAWR-us DIC-see-EYE)

Parent Clades: Saurischia Sauropodomorpha Sauropoda Diplodocidae Titanosauria

Time Chart: Early Cretaceous 140-100 Ma

Exhibit: mounted cast/fabrication Malawisaurus.

Loan from: the Dallas Museum of Natural History collection. Collected in the Zambesi Valley, Malawi, Africa.

Alamosaurus sanjuanensis (AL-uh-moh-SAWR-us SAN-hwan-IN-sis)

Parent Clades: Saurischia Sauropodomorpha Sauropoda Diplodocidae Titanosauria

Time Chart: Late Cretaceous 71-65 Ma

The 1st Exhibit: Painted on the wall behind Malawisaurus, a night scene to backdrop the white mount. An outline painting, bordering the wall, will show the underbelly and legs of an Alamosaurus.

The 2nd Exhibit: Humerus of an Alamosaurus.

Loan from: the Texas Memorial Museum at Austin collection. Collected in Big Bend National Park.

The 3rd Exhibit: cast neck vertebra of an Alamosaurus.

Loan from: The fossil is from the Dallas Museum of Natural History collection. Collected in Big Bend National Park.

The 4th Exhibit: Photos of people working on the neck vertebra of an Alamosaurus.


Quetzalcoatlus northropi (kwet-zel-KWAT-lus NORTH-ro-PI)

Parent Clades: Diapsida Archosauria Pterosauria Pterodactyloidia

Time Chart: Late Cretaceous

Exhibit: Cast of one wing. A flat painting hung from under the duct representing the animal. The cast will be aligned with the one outstretched wing.

Loan from: the Dallas Museum of Natural History collection. Collected in the Big Bend of Texas.
  

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