Mammalia - Perissodactyla - Brontotheriidae
Alternative combinations: Megaceratops helocerus, Menops heloceras, Symborodon heloceras, Titanotherium heloceras
Full reference: E. D. Cope. 1873. Second notice of extinct Vertebrata from the Tertiary of the Plains. Paleontological Bulletin 15:1-6
Belongs to Menodus according to H. F. Osborn 1929
See also Cope 1873, Cope 1873, Cope 1875, Emry 1975, Hay 1902, Mader 1989, Mader 1998, Osborn 1896 and Osborn 1902
Sister taxa: Megacerops acer, Megacerops assiniboiensis, Megacerops bucco, Megacerops coloradensis, Megacerops copei, Megacerops curtus, Megacerops elatus, Megacerops kuwagatarhinus, Megacerops osborni, Megacerops riggsi, Megacerops syceras, Titanops medius, Diploclonus amplus, Brontops dispar, Brontops validus, Brontops selwynianus, Brontops bicornutus, Brontops brachycephalus, Brontops robustus, Brontops tyleri, Menodus dolichoceras, Menodus angustigenis, Menodus tichoceras, Menodus hypoceras, Menodus giganteus, Menodus torvus, Titanotherium proutii, Menops marshi, Menops serotinus, Menops crassicornis, Menops bakeri, Menops walcotti, Menops varians, Symborodon trigonoceras, Symborodon ophryas, Anisacodon montanus, Allops crassicornus, Teleodus avus
Type specimen: Its type locality is Horsetail Creek, which is in a Chadronian terrestrial horizon in the White River Formation of Colorado
Distribution:
• Eocene of United States (3: Colorado, Wyoming collections)
Total: 3 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.