from The Century Dictionary and Cyclopedia
- Noting molar teeth whose even number of cusps are paired and as it were yoked together; having such molars, as a mammal or a type of dentition.
Sorry, no etymologies found.
Among living species, the bunodont White-lipped peccary mostly eats nuts while the zygodont Chacoan peccary Catagonus wagneri mostly eats cacti.
The Collared peccary includes both bunodont and zygodont individuals across its range, and it seems that desert populations are more zygodont while populations from wetter places tend to be bunodont (Wright 1998).