Annulariidae
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The family Annulariidae is a taxonomic family of small operculate land snails in the superfamily Littorinoidea.
Choanopomops chiapasense
Paul Bartsch
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Paul Bartsch was an American malacologist and carcinologist. He was named the last of those belonging to the "Descriptive Age of Malacology".
Annulariidae
…Animalia Phylum: Mollusca Class: Gastropoda Subclass: Caenogastropoda Order: Littorinimorpha Superfamily: Littorinoidea Family: Annulariidae Henderson & Bartsch, 1920 Type species Annularia Genera See text The family Annulariidae is a taxonomic family of small operculate land snails in the superfamily Littorinoidea…
Bartsch c. 1905–45
Bartsch with an underwater camera in 1926