Yellowish Amastra Snail (Amastra flavescens)
The Yellowish Amastra Snail is, or rather was, endemic to the island of Hawai’, Hawaiian Islands, it is believed to have been quite widespread with several populations occurring in nearly all forested areas of the island. [1]
The shells reached sizes of about 1,5 to 1,6 cm in heigth.
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References:
[1] George W. Tryon; Henry A. Pilsbry; a.o.: Manual of Conchology. Second series: Pulmonata. Vol. 23: Appendix to Amastridae. Tornatellinidae. Index, vols. XXI-XXIII. 1915-1916
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(public domain)
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edited: 15.06.2020