Sonorella bicipitis Dos Cabezas Talussnail
SGCN Tier 2
SGCN Score
The following scores are based on a vulnerability analysis AZGFD performed for each species. These scores determined SGCN status. For more information, refer to Chapter 1: Arizona's Biodiversity.
Extirpated Status
2 - Does not meet the criteria
Federal or State Legal Status
2 - Does not meet the criteria
Declining Status
0 - Insufficient data
Disjunct Status
0 - Insufficient data
Demographic Status
0 - Insufficient data
Concentration Status
2 - Does not meet the criteria
Distribution Status
1 - > 70% of the global species’ breeding range is within Arizona -or- > 90% of the United States segment of the species’ breeding range is within Arizona