Genus Levidens Hyman, 2007
Glass Snails
- Levidens Hyman, I.T. 2007. Three new genera and five new species of Helicarionidae from southeastern Australia (Pulmonata: Stylommatophora: Helicarionoidea). Molluscan Research 27(2): 89-104.
Type species:
Levidens ponderi Hyman, 2007 by original designation, see Hyman, I.T. 2007. Three new genera and five new species of Helicarionidae from southeastern Australia (Pulmonata: Stylommatophora: Helicarionoidea). Molluscan Research 27(2): 89-104 [100-101].
Distribution
States
New South Wales
Extra Distribution Information
New England region to the Richmond Range, E to the Macleay Valley, NE NSW
IBRA
NSW: New England Tablelands (NET), NSW North Coast (NNC), South Eastern Queensland (SEQ)
Diagnosis
Shell small, discoidal to depressedly trochoidal with a moderately raised, stepped spire; whorls tightly coiled with angulate to rounded periphery; sutures impressed; protoconch with coarse, relatively widely spaced spiral grooves and prominent curved radial growth lines, teleoconch initially with coarse, moderately spaced spiral grooves becoming fine, very crowded, incised spiral threads; umbilicus narrow with internal spiral cords. Epiphallus entering penis through a simple pore. Penis internally with apical zone of pustules arranged in zig-zag rows giving rise to longitudinal pilasters in the lower part. Epiphallic caecum and flagellum absent.
Diagnosis References
Hyman, I.T. 2007. Three new genera and five new species of Helicarionidae from southeastern Australia (Pulmonata: Stylommatophora: Helicarionoidea). Molluscan Research 27(2): 89-104 [100-101]
History of changes
Published | As part of group | Action Date | Action Type | Compiler(s) |
---|---|---|---|---|
05-Feb-2014 | HELICARIONIDAE | 05-Feb-2014 | MODIFIED | Dr John Stanisic (BAAM) |
26-Jul-2010 | MODIFIED |