(Harmogenanina linophora)
This species was described in 1860; it inhabited the islands of Mauritius and Réunion, Mascarene Islands.
“Barely perforate, thin, costulate; corneous brown or greenish, epidermis whitish, chiefly remaining at the suture and below the carina; whorls, 6. Diam. 12 mill.” [1]
Not much else appears to be known about this species, which is now extinct.
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References
[1] George W. Tryon; Henry A. Pilsbry; a. o.: Manual of Conchology. Second series: Pulmonata. Vol 2: Zonitidae. 1886
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Photo: The Trustees of the Natural History Museum, London
https://creativecommons.org/licenses/by/4.0/
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edited: 14.08.2022