Spirorbula squalida is a species of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Geomitridae, the hairy snails and their allies.MolluscaBase eds. (2022). MolluscaBase. Spirorbula squalida (R. T. Lowe, 1852). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1002479 on 2022-07-22
This species is endemic to Portugal. Its natural habitat is rocky areas; it is threatened by habitat loss.
References
Bank, R. A.; Neubert, E. (2017). Checklist of the land and freshwater Gastropoda of Europe. Last update: July 16, 2017. Cameron, R. A. D., Teixeira, D., Pokryszko, B., Silva, I. & Groh, K. (2021). An annotated checklist of the extant and Quaternary land molluscs of the Desertas Islands, Madeiran Archipelago. Journal of Conchology. 44(1): 53–70.
External links Lowe, R. T. (1852). Brief diagnostic notices of new Maderan land shells. The Annals and Magazine of Natural History. (2) 9 (50): 112-120; (2) 9 (52): 275-279. London