Oleksandr Kovalchuk

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Questions related from Oleksandr Kovalchuk

Can you help me with measurements of isolated pharyngeal teeth of the Scardinius genus?

Can you help me with pharyngeal tooth measurements of representatives of the Scardinius genus (S. acarnanicus, S. graecus, S. dergle, S. knezevici, S. plotizza, S. racovitzai, S. scardafa, and S....

14 May 2014 535 3 View

What stratigraphic range does Barbus (Bertinius) vindobonensis have and when did Barbus (Bertinius) disappear?

There are many isolated pharyngeal teeth of Barbus in the Late Miocene of Ukraine (in a stratigraphic range from MN 10 to MN13). Some of these teeth are Barbus (Luciobarbus), but the majority of...

09 April 2014 1,790 0 View

Rodent tooth marks on turtle shell

We're working on the description of turtle shell fragments from the late Miocene of Ukraine. There are some unusual traces (shallow parallel grooves) on the dorsal surface of one of the specimen....

01 January 1970 1,273 9 View