User:Abyssal/Prehistory of North America/DYK/1
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![](http://upload.wikimedia.org/wikipedia/commons/thumb/1/1d/Styxosaurus_CGI.jpg/100px-Styxosaurus_CGI.jpg)
- ...that the first Styxosaurus fossil to be discovered had about 250 stones in its stomach that it probably swallowed for ballast?
- ... that the extinct winter-hazel species Corylopsis readae was described from a single Ypresian fossil?
- ... that the extinct fir species Abies milleri, known from Early Eocene fossils (pictured) found in Ferry County, Washington, is considered the oldest confirmed record for the fir genus?
- ... that fossils of the temnospondyl amphibian Kourerpeton were notoriously discovered in the window of a barber's shop in Arizona?
- ... that the Klondike Mountain Formation has fossil hot springs and is a lagerstätten?
![](http://upload.wikimedia.org/wikipedia/commons/thumb/3/3c/Anochetus_ambiguus_SMNSDO4015_01.jpg/100px-Anochetus_ambiguus_SMNSDO4015_01.jpg)
- ... that the extinct ant Anochetus ambiguus has a spiny petiole?
- ... that the extinct bivalve subfamily Praenuculinae can be told apart from its sister subfamily by looking at teeth?
- ... that the extinct trilobite Bumastus (artist's rendition pictured) was named after its resemblance to large grapes?
- ... that despite its name, there is speculation that Temple VI at the Maya city of Tikal was not a temple?
- ... that the distinct fauna of the Kirtlandian includes the dinosaur Pentaceratops sternbergii?