Ptychitidae
Recorded as extinct.
Classification
| Kingdom | Animalia |
|---|---|
| Phylum | Mollusca |
| Class | Cephalopoda |
| Order | Ceratitida |
| Family | Ptychitidae |
| Habitat | MARINE |
| Genera | 9 |
| Species records held | 54 |
| Descendant taxa (GBIF) | 95 |
| GBIF key | 3246007 |
Genera in Ptychitidae
- Ptychites — 37 species: Ptychites besnosovi, Ptychites breunigi, Ptychites cylindroides, Ptychites densistriatus, Ptychites domatus, Ptychites durandii, Ptychites embreei, Ptychites evansi
- Flexoptychites — 5 species: Flexoptychites acutus, Flexoptychites angustoumbilicatus, Flexoptychites bugunzhensis, Flexoptychites flexuosus, Flexoptychites matsushimaensis
- Lanceoptychites — 4 species: Lanceoptychites charlyanus, Lanceoptychites indistinctus, Lanceoptychites styx, Lanceoptychites velox
- Arctoptychites — 3 species: Arctoptychites euglyphus, Arctoptychites kruzini, Arctoptychites lingulatus
- Istreites — 2 species: Istreites nanuk, Istreites ptychitiformis
- Aristoptychites — 1 species: Aristoptychites kolymensis
- Eosturia — 1 species: Eosturia towaensis
- Malletoptychites — 1 species: Malletoptychites kotschetkovi
- Ptychosphaerites
Source and Attribution
Taxonomic rank data on this page is drawn from the GBIF Backbone Taxonomy, doi.org/10.15468/39omei, GBIF Secretariat, licensed CC BY 4.0. Member-species counts are counts of records held in the Sanctum species index, not a claim of completeness for the family.