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Chupacabrachelys complexus
Taxonomy
Chupacabrachelys complexus was named by Lehman and Wick (2010). Its type specimen is TMM 45606–1, a partial skeleton (Skull, lower jaw, a nearly complete shell (missing anterior end of nuchal and first through third peripherals on the right side), atlas and parts of three cervi), and it is a 3D body fossil. Its type locality is Ten Bits Ranch, north of Study Butte, which is in a Campanian/Campanian coastal sandstone in the Aguja Formation of Texas. It is the type species of Chupacabrachelys.
Synonymy list
| Year | Name and author |
|---|---|
| 2010 | Chupacabrachelys complexus Lehman and Wick |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Chupacabrachelys complexus Lehman and Wick 2010
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| T. M. Lehman and S. L. Wick 2010 | A large bothremydid pleurodire of the tribe Taphrosphyini with the following unique features: skull and lower jaw very narrow (width/length = 0.63), compressed (height/length = 0.36) and triangular (jaw rami meet at 40◦), coronoid process posterior to midlength of jaw, orbits elongate anteroposteiorly with narrow extensions along maxilla-prefrontal sutures, rugose maxillary projections at anterolateral corners of orbits, low temporal emargination, weak posteroventral flange on squamosal, weak lateral extension of squamosal along quadrate suture, posteroventral knob on opisthotic; and differing from Labrostochelys in having a broader prefrontal, shorter projection of the premaxilla anterior to the labial ridge, external narial opening incompletely divided by the prefrontal and premaxilla, larger orbit, shorter posterior extension of the squamosal, weak lateral tubercle on the squamosal, mandibular condyle only slightly anterior to the occipital condyle, and more prominent pterygoid trochlear process. |
Measurements
No measurements are available
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| Source: subo = suborder, c = class, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009, Uetz 2005 | |||||
Age range: base of the Middle Campanian to the top of the Late/Upper Campanian or 83.50000 to 70.60000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Campanian - Late/Upper Campanian | USA (Texas) | Chupacabrachelys complexus (type locality: 115413 115414) |