Echinofossulocactus macracanthus Lawr. in Gard. Mag. (London) 17: 317. 1841
Echinofossulocactus macracanthus in Gard. Mag. (London) 17: 317. 1841
is correct spelling for Echinofossulocactus micracanthus in Gard. Mag. (London) 17: 317. 1841
Echinofossulocactus macracanthus in Gard. Mag. (London) 17: 317. 1841