Diversity
As of 2010, some 277 extant species porcelain crab had been described, divided among the following 30 genera:
- Aliaporcellana
- Allopetrolisthes
- Ancylocheles
- Capilliporcellana
- Clastotoechus
- Enosteoides
- Euceramus
- Eulenaios
- Heteropolyonyx
- Heteroporcellana
- Liopetrolisthes
- Lissoporcellana
- Madarateuchus
- Megalobrachium
- Minyocerus
- Neopetrolisthes
- Neopisosoma
- Novorostrum
- Orthochela
- Pachycheles
- Parapetrolisthes
- Petrocheles
- Petrolisthes
- Pisidia
- Polyonyx
- Porcellana
- Porcellanella
- Pseudoporcellanella
- Raphidopus
- Ulloaia
The fossil record of porcelain crabs includes species of Pachycheles, Pisidia, Polyonyx, Porcellana, and a further 6 genera known only from fossils:
- Annieporcellana
- Beripetrolisthes
- Eopetrolisthes
- Jurellana
- Lobipetrolisthes
- Longoporcellana
The earliest porcelain crab fossil is Jurellana from the Tithonian of central Europe.
Read more about this topic: Porcelain Crab
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