Museum Exhibits




Paleontology ▼
Cerithium
Cerithium is a genus of medium-sized marine gastropods, specifically sea snails. They were most likely herbivores that were eaten by larger cephalopods and other predators. These specimens were found within the many cliffs and slopes of San Juan Raya, within layers of rock that were once ocean floor millions of years ago.
Columnal Cacti
Columnal cacti, also known scientifically as Stenocereus pruinosus, such as the one shown here, are a species of cacti native to Mexico and desert regions of the United States. As they grow, they sprout numerous branches that are supported by their suprisingly strong base trunks.


Elephant Foot Tree
Elephant Foot trees, scientifically called ponytail palms or Beaucarnea recurvata, are a species of flowering plant that are native to many parts of North America, including Mexico. Their spiky leaves grow out of branches from a gigantic woody mass at their base that is used to store water.
Paleontology ▼
Gastropods
Gastropods are a phylogenetic class of Molluscs that includes snails, slugs, and their relatives. The specimens shown here are of the genus Acteona. Even though the species is labeled as "tehuacanansis", their is no official description for this dubious species.

Glyptodont
This illustration is right above the fossil shell of a mexican glyptodont, or Glyptotherium mexicanum. The specimen presented at the exhibit is a massive fossil shell, so large in fact, that early human tribes of Mexico used the shells of especially old and large individuals to make tents.

Succulents
Succulents are a classisfication of plants within botany that are characterized by thick fleshy skin, an ability absorb and store enormous amounts of water, and occasionally having thorns. Succulents have an anatomy that is built to survive in the harsh sun of the desert.
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Paleontology ▼
Trigonias (Ptertrigonia)
Pterotrigonia are an extinct genus of marine bivalves of the family Trigoniidae. Fossils of this genus are found in rock dating between the Paleozoic to the Cenozoic. These fossils were found in Early Cretaceous rocks, dating to 113-120 MYA. Trigonias are known for their strangely curved shells, which are covered in striations. It is unknown what these would be used for in life. Mating? Confusing Predators? We still don’t really know.