Phylum

Brachiopoda (Brachiopods)

Terebratalia transversa. Photo: (c) Alex Bairstow, some rights reserved (CC BY-NC)

iNaturalist • Wikipedia

Brachiopods, phylum Brachiopoda, are a group of lophotrochozoan animals that have hard “valves” (shells) on the upper and lower surfaces, unlike the left and right arrangement in bivalve molluscs. Brachiopod valves are hinged at the rear end, while the front can be opened for feeding or closed for protection. Two major groups are recognized, articulate and inarticulate. The word “articulate” is used to describe the tooth-and-groove features of the valve-hinge which is present in the articulate…

— Wikipedia

Subtaxa

Subphylum: Rhynchonelliformea (Articulate brachiopods)

Where in Humboldt

Discussion

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