Chapter 3 Species
Addendum 1
3.13.9 Snails
Aquatic and terrestrial snails were not reevaluated during this update. Changes to the Snail SGCN list are included in this update based on state listing status changes made in October 2017 (NCAC 2017). The changes are indicated by red text in Table 3A1-8. SEAFWA did not identify Regional SGCN for the snail taxa group. Appendix GA1-8 provides the 2015 Taxa Team evaluation results with updated listing status as noted in the table below. A complete updated list of all SGCN is provided in Appendix PA1.
Table 3A1-9 Changes to Snail SGCN. SNAILS
SGCN Status* (2020 update)
Federal/ State Status*
SEAFWA Regional SGCN
Scientific Name
Common Name
AQUATIC SNAILS Elimia christyi Helisoma eucosmium Leptoxis dilatata Lioplax subcarinata
-- X -- -- -- -- X X X X -- X X X -- -- X -- X X X
-- / E -- / E
-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
Knotty Elimia
Greenfield Rams-horn
-- / SC -- / SC
Seep Mudalia Ridged Lioplax
TERRESTRIAL SNAILS Appalachina chilhoweensis
-- / SC -- / SC
Queen Crater Sawtooth Disc Big-tooth Covert Clingman Covert
Discus bryanti
Fumonelix jonesiana
-- / T
-- / SC -- / SC -- / SC -- / SC -- / SC
Fumonelix wheatleyi clingmanicus
Glyphyalinia junaluskana Glyphyalinia pentadelphia Haplotrema kendeighi Helicodiscus fimbriatus
Dark Glyph Pink Glyph
Blue-footed Lancetooth
Fringed Coil
-- / T
Inflectarius ferrissi
Smoky Mountain Covert
-- / SC -- / SC -- / SC -- / SC -- / SC -- / SC -- / SC
Inflectarius subpalliatus
Velvet Covert
Pallifera hemphilli
Black Mantleslug
Paravitrea andrewsae
High Mountain Supercoil Mirey Ridge Supercoil
Paravitrea clappi
Paravitrea lamellidens Paravitrea placentula Paravitrea umbilicaris Paravitrea varidens
Lamellate Supercoil
Glossy Supercoil Open Supercoil Roan Supercoil
-- / T
2020 Addendum NC Wildlife Action Plan
3A1-17
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