| Main Ref. | Grove, J.S. and R.J. Lavenberg, 1997 | ||
| Predator stage | juv./adults | ||
| Food I | plants | ||
| Food II | other plants | ||
| Food III | benthic algae/weeds | ||
| Food group | unidentified | Prey Stage/Part | n.a./others |
| Food name | unidentified | ||
| Commonness | |||
| Country | Galapagos Is. | ||
| Remark | Their incisors are modified to scrape off algae, which is macerated by their molariform inner teeth. | ||