Gudeodiscus (Gudeodiscus) messageri (Gude, 1909)

Pall-Gergely, Barna, Hunyadi, Andras, Ablett, Jonathan, Lương, Hao Văn, Fred Naggs, & Asami, Takahiro, 2015, Systematics of the family Plectopylidae in Vietnam with additional information on Chinese taxa (Gastropoda, Pulmonata, Stylommatophora), ZooKeys 473, pp. 1-118 : 24

publication ID	https://dx.doi.org/10.3897/zookeys.473.8659
publication LSID	lsid:zoobank.org:pub:02943D33-6D53-4CB6-A6BD-47526EC80C67
persistent identifier	https://treatment.plazi.org/id/ACC6FF57-BAA2-44CA-2D44-470C7FDC15F7
treatment provided by	ZooKeys by Pensoft
scientific name	Gudeodiscus (Gudeodiscus) messageri (Gude, 1909)
status

Treatment

Taxon classification Animalia Stylommatophora Plectopylidae

Gudeodiscus (Gudeodiscus) messageri (Gude, 1909) View in CoL

Diagnosis.

Shell small to medium-sized, with slightly elevated spire, dorsal surface somewhat domed; aperture almost circular, apertural fold missing; callus rather blunt and only slightly curved. Parietal wall with two lamellae (the anterior lamella may be dissolved into small denticles); lower parietal plica free or connected to the anterior lamella; palatal plicae oblique, or depressed Z-shaped, usually in contact with each other.

Differential diagnosis.

See under the two subspecies.