Thelocactus horripilus (Lem.) Kladiwa in Krainz, Kakteen 44-45: CVIIIb. 1970 Thelocactus horripilus (Lem.) Kladiwa in Krainz, Kakteen 44-45: CVIIIb. 1970is new combination for Echinocactus horripilus Lem. ex C.F.Först., Handb. Cacteenk.: 283. 1846Taxon for this nameThelocactus horripilus (Lem.) Kladiwa