Manzonia (Alvinia) Monterosato 1884 (snail)
Gastropoda - Sorbeoconcha - Rissoidae
Alternative spelling: Alvinia
Synonyms: Alvania (Taramellia) Seguenza 1903, Manzonia (Taramellia) Seguenza 1903, Taramellia Seguenza 1903
Parent taxon: Manzonia according to T. Kowalke and M. Harzhauser 2004
See also Hendy 2020, Ladd 1966 and Sepkoski 2002
Sister taxa: Manzonia crassa, Manzonia unifasciata
Subtaxa: Alvinia aequisculpta Alvinia cosmia Alvinia purpurea
Ecology: epifaunal grazer
Distribution:
• Quaternary of Mexico (3 collections), United States (23: California)
• Miocene of Germany (1), the Marshall Islands (3), Slovakia (1)
• Oligocene of Germany (1)
• Paleocene of Greenland (1)
Total: 33 collections including 44 occurrences