Spinosaurid Teeth of Thailand

[Troodon]

For those of us fortunate to obtain specimens before the ban was put in place here is a study published earlier this year that looked at a fair number of teeth.  The blog provides a good read for collectors plus other readings in their references..

 

Blog

http://rexmachinablog.com/2019/09/04/thailand-spinosaur-teeth/

 

Paper

https://www.researchgate.net/publication/332698408_Spinosaurid_theropod_teeth_from_the_Red_Beds_of_the_Khok_Kruat_Formation_Early_Cretaceous_in_Northeastern_Thailand

 

 

 

 

Wongko et al. found in their study that two distinct spinosaur morphotypes were present. Surprisingly, the team concluded that at least two spinosaurs are represented in Khok Kruat.