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Trawled at 250/325 meters depth
Described only in 2023
Locality: off Portimão
Dredged at 60 meters depth
Collected at low tide
Anostoma depressum (Lamarck, 1822) - 38mm Genus_Clessinia Trawled at 250/325 meters depthLocality: Tiangu, Cear, Brazil, 2025 Grade: F+ Collected under rocks A remarkable and biologically fascinating Brazilian land snail from the caatinga region of Cear. Anostoma depressum is one of natures great curiosities its aperture faces upward rather than downward, a unique anatomical feature that has long intrigued malacologists. This specimen is additionally special as an albinistic form, displaying a pure milky white porcelain like surface
