Talk:Sphaerotholus

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[edit] Sphaerotholus taxonomy

There are 3 species of Sphaerotholus goodwini, S. edmontonensis (incl. S. bucholtzae), and S. brevis. The synonymy of bucholtzae with edmontonensis is based on Robert Sullivan's conclusion that the holotype of S. bucholtzae is identical to that of S. edmontonensis.