A branch of the living world.
110,000 accepted animal species, linked through classification, synonyms, distributions and source literature.
These attributed records come from Catalogue of Life, 2026-09-11. Detail varies; they are not all fully researched, illustrated articles. Browse researched folklore and fiction.
Matches documented source distribution records. Geographic coverage is incomplete.
Family: Polyptychitidae · Clear filter
| Species | Classification | Source status |
|---|---|---|
| Dichotomites (Dichotomites) bidichotomus (d'Orbigny, 1841) | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Dichotomites (Dichotomites) krausei Kemper, 1978 | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Dichotomites bidichotomoides (Kemper, 1978) | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Dichotomites complanatus (Koenen, 1902) | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Dichotomites ellefensis (Kemper & Jeletzky, 1979) | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Dichotomites fissuratus (Koenen, 1902) | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Dichotomites flexicosta (Koenen, 1902) | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Dichotomites mackneyi Alsen, 2006 | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Dichotomites pfaffi Jeletzky & Kemper, 1988 | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Hertleinites aguila (Anderson, 1938) | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
| Hollisites lucasi Inlay, 1957 | PolyptychitidaeMollusca | Accepted speciesRecorded extinct |
Source and selection
Bánki, O., Roskov, Y., Döring, M., Ower, G., Hernández Robles, D. R., Plata Corredor, C. A., Stjernegaard Jeppesen, T., Örn, A., Pape, T., Hobern, D., Garnett, S., Little, H., DeWalt, R. E., Miller, J., Orrell, T., Aalbu, R., Abbott, J., Aedo, C., Aescht, E., et al. (2026). Catalogue of Life (Version 2026-09-11). Catalogue of Life Foundation, Amsterdam, Netherlands. https://doi.org/10.48580/dgz5n
First records in source order under phylum quotas, then source-order overflow if a quota is short. This is a selective snapshot. Source name strings can include author names, which are also searchable.