Architectonicidae

Architectonicidae, common name the staircase shells or sundials, are a family of sea snails, marine gastropod mollusks in the informal group "Lower Heterobranchia" (= Allogastropoda) of the clade Heterobranchia.

Architectonicidae
A live individual of Architectonica perspectiva
Scientific classification
Kingdom:
Phylum:
Class:
(unranked):
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Architectonicidae

Gray, 1850
Genera

See text.

The extinct families † Amphitomariidae Bandel, 1994 and † Cassianaxidae Bandel, 1996 belong to the same superfamily.

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