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SYS.TAXON
UNVERIFIED
Database
Biota
/
Eukaryota
/
Animalia
/
Mollusca
/
Bivalvia
/
Autobranchia
/
Heteroconchia
/
Euheterodonta
/
Imparidentia
/
Megalodontida
/
Megalodontoidea
/
Pachyrismatidae
Taxon
TAX00VQTW
>
Pachyrismatidae
Family
ACCEPTED
Rank
Family
Children
6
Updated
Oct 18, 2026
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Hierarchy
Distribution
Discussion
01
//
Taxonomic Hierarchy
12 ranks
·
Biota
·
Eukaryota
·
Animalia
·
Mollusca
·
Bivalvia
·
Autobranchia
·
Heteroconchia
·
Euheterodonta
·
Imparidentia
·
Megalodontida
·
Megalodontoidea
F
Pachyrismatidae
Current
6 children
Durga
Genus
›
Juramegalodus
Genus
›
Pachymegalodon
Genus
›
Pachyrisma
Genus
›
Pachyrismella
Genus
›
Protodiceras
Genus
›
Parent
Megalodontoidea
(Clade)
02
//
Distribution
Preview
Costa Rica · Native
Thailand · Origin
USA · Cult.
Australia · Cult.
EU · Cult.
Native range
Introduced / cultivated
Preview · not real data
END RECORD · TAX00VQTW