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: Seguenziidae · Clear filter
| Species | Classification | Source status |
|---|---|---|
| Guttula sibogae Schepman, 1908 | SeguenziidaeMollusca | Accepted speciesExtinction status not supplied |
| Hadroconus altus (R. B. Watson, 1879) | SeguenziidaeMollusca | Accepted speciesExtinction status not supplied |
| Hadroconus diadematus B. A. Marshall, 1988 | SeguenziidaeMollusca | Accepted speciesExtinction status not supplied |
| Halystina caledonica B. A. Marshall, 1991 | SeguenziidaeMollusca | Accepted speciesExtinction status not supplied |
| Halystina carinata B. A. Marshall, 1991 | SeguenziidaeMollusca | Accepted speciesExtinction status not supplied |
| Halystina conoidea Helwerda, Wesselingh & S. T. Williams, 2014 | SeguenziidaeMollusca | Accepted speciesRecorded extinct |
| Halystina siberutensis (Thiele, 1925) | SeguenziidaeMollusca | Accepted speciesExtinction status not supplied |
| Halystina simplex (Barnard, 1963) | SeguenziidaeMollusca | Accepted speciesExtinction status not supplied |
| Halystina umberlee R. B. Salvador, Cavallari & Simone, 2014 | SeguenziidaeMollusca | Accepted speciesExtinction status not supplied |
| Halystina vaubani B. A. Marshall, 1991 | SeguenziidaeMollusca | Accepted speciesExtinction status not supplied |
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.