TRUMPspecies:Tetragramma donaldtrumpi

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Tetragramma donaldtrumpi
Sea urchin.jpg
Scientific classification
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Order: Phymosomatoida
Family: Diplopodiidae
Genus: Tetragramma
Species: T. donaldtrumpi
Binomial name
Tetragramma donaldtrumpi
Thompson, 2016

Tetragramma donaldtrumpi is a species of fossil sea urchins discovered and identified by William R. Thompson, Jr. in 2016.[1] The specimen locality is from the Lower Cretaceous, Trinity Group, of the Glen Rose Formation near Fischer, Texas, in the United States.[1][2]

The Tetragramma genus is known from the Upper Jurassic (Oxfordian) to the Upper Cretaceous (Turonian).[3]

Thompson named the species to honor the then President-elect Donald Trump.[4][5]

See also


  1. 1.0 1.1 Thompson Jr., William R. (2016). Fossil Echinoids of Texas: A Monograph of Fossil Sea Urchins. River Stix. ISBN 978-1617042782. 
  2. ZooBank.
  3. "Tetragramma Agassiz, 1838". The Echinoid Directory. Natural History Museum, London. Retrieved 2017-01-24. 
  4. Mendoza, Madalyn. "With fossil, Donald Trump becomes 'permanent part of the scientific record'". San Antonio Express-News. Retrieved 17 February 2017. 
  5. Wheeler, Christine DeLong (7 November 2016). "New species of fossil sea urchin named after Donald Trump". WMUR. Retrieved 17 February 2017.