Backeljaia gigaxii explained

Backeljaia gigaxii is a species of air-breathing land snail, terrestrial pulmonate gastropod mollusc in the family Geomitridae.^[1]

Description

The 5.4-8.1 × 7.4-12.2 mm. shell of this species has, in comparison with Candidula intersecta, whorls that increase more rapidly, the inside of the umbilicus is very narrow, but remarkably wider at last whorl. The shell is light brown or sandy-coloured with pale colour bands. It is usually flatter and larger than the shell of C. intersecta.^[2]

Distribution

This species is known to occur in a number of Western European countries and islands including:

• Great Britain
• Ireland
• France
• Italy
• Belgium
• Netherlands
• Germany
• Spain

References

• Studer, S. (1820). Kurzes Verzeichnis der bis jetzt in unserm Vaterlande entdeckten Conchylien. Naturwissenschaftlicher Anzeiger der Allgemeinen Schweizerischen Gesellschaft für die Gesammten Naturwissenschaften, 3 (11): 83–90; (12): 91–94. Bern

External links

• • Candidula gigaxii at Animalbase taxonomy, short description, distribution, biology, status (threats), images
• Candidula gigaxii images at Encyclopedia of Life
• Pfeiffer, L. (1847-1848). Monographia heliceorum viventium. Sistens descriptiones systematicas et criticas omnium huius familiae generum et specierum hodie cognitarum. Volumen primum. Lipsiae (Brockhaus). (1): 1–160 (1847) [before 27.9.]; (2): 161–321 (1847 [after 27.9.]); (3): i-xxxii, 321–484 (before 23.6.1848).
• Caziot, E. (1909). Description d'espèces nouvelles de mollusques terrestres et fluviatiles du département des Alpes-Maritimes. Bulletin de la Société zoologique de France. 34: 87-95, 99-104
• Servain, G. (1880). Etude sur les Mollusques recueillis en Espagne et au Portugal. Saint-Germain: Imprimerie D. Bardin. 172 pp

Notes and References

1. MolluscaBase eds. (2022). MolluscaBase. Backeljaia gigaxii (L. Pfeiffer, 1847). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1308884 on 2022-07-24
2. http://www.animalbase.uni-goettingen.de/zooweb/servlet/AnimalBase/home/species?id=1814 Animalbase (Welter-Schultes)