Crassiproetus_turgidusCrassiproetus_globosusCrassiproetus_alpenensisCrassiproetus_crassimarginatusCrassiproetus_traversensisCrassiproetus_canadensisCrassiproetus_microgranulatusCrassiproetus_sibleyensisCrassiproetus_calhounensisCrassiproetus_norwoodensisCrassiproetus_stummiCrassiproetus_schohariensisCrassiproetus_neoturgidusCrassiproetus_halliturgidusOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Lieberman_1994aa