- Diplodon aethiops
- Diplodon amygdalaeformis
- Diplodon besckeanus
- Diplodon burroughiana
- Diplodon charruana
- Diplodon chilensis
- Diplodon coloniensis
- Diplodon delodontus
- Diplodon dunkerianus
- Diplodon ellipticus
- Diplodon expansus
- Diplodon flucki
- Diplodon fluctiger
- Diplodon fontainianus
- Diplodon funebralis
- Diplodon granosus
- Diplodon grata
- Diplodon gregoryi
- Diplodon guaranianus
- Diplodon haroldi
- Diplodon huapensis
- Diplodon hylaea
- Diplodon iheringi
- Diplodon indianensis
- Diplodon longulus
- Diplodon losadae
- Diplodon martensi
- Diplodon multistriatus
- Diplodon parallelopipedon
- Diplodon paranensis
- Diplodon paulista
- Diplodon peraeformis
- Diplodon piceus
- Diplodon rhombea
- Diplodon rhuacoicus
- Diplodon smithi
- Diplodon solisianus
- Diplodon suavidica
- Diplodon uruguayensis
- Diplodon variabilis
- Diplodon voltzi
- Diplodon wymanii