Description
provided by Zookeys
Shell very small to small, light brown to chocolate brown, with slightly elevated spire, consists of 5.25–5.5 whorls; suture relatively shallow, especially at the first 3–4 whorls; protoconch (2.25–2.5 whorls) glossy, very finely, regularly ribbed, but the ribs are sometimes hardly visible, they are more prominent at the upper part of the whorls, close to the suture; teleoconch without notable spiral lines, very finely regularly ribbed; sculpture strength equal on ventral and dorsal side; umbilicus narrow and deep; aperture with widened upper part (sinulus), apertural lip whitish, thin, slightly expanded but not reflexed; apertural denticle (fold) always present, very small, free from the callus or connected to it.
Two specimens were opened. Parietal side with a stronger anterior lamella with anteriorly widened lower part, and a slimmer posterior lamella; shorter upper and longer lower horizontal plicae free from the anterior lamella, the lower one a bit extends beyond the anterior lamella in the anterior direction. Palatal side with six plicae; first and last are straight, the others are depressed Z-shaped and are connected with a ridge.
- license
- cc-by-3.0
- copyright
- Barna Páll-Gergely, András Hunyadi, Jonathan Ablett, Hào Văn Lương, Fred Naggs, Takahiro Asami
- bibliographic citation
- Páll-Gergely B, Hunyadi A, Ablett J, Lương H, Fred Naggs , Asami T (2015) Systematics of the family Plectopylidae in Vietnam with additional information on Chinese taxa (Gastropoda, Pulmonata, Stylommatophora) ZooKeys (473): 1–118
- author
- Barna Páll-Gergely
- author
- András Hunyadi
- author
- Jonathan Ablett
- author
- Hào Văn Lương
- author
- Fred Naggs
- author
- Takahiro Asami
Distribution
provided by Zookeys
The type specimens of Plectopylis infralevis and Plectopylis soror (synonym of infralevis) were collected in Quang Huyen (Quảng Uyên) (see Figure 39).
- license
- cc-by-3.0
- copyright
- Barna Páll-Gergely, András Hunyadi, Jonathan Ablett, Hào Văn Lương, Fred Naggs, Takahiro Asami
- bibliographic citation
- Páll-Gergely B, Hunyadi A, Ablett J, Lương H, Fred Naggs , Asami T (2015) Systematics of the family Plectopylidae in Vietnam with additional information on Chinese taxa (Gastropoda, Pulmonata, Stylommatophora) ZooKeys (473): 1–118
- author
- Barna Páll-Gergely
- author
- András Hunyadi
- author
- Jonathan Ablett
- author
- Hào Văn Lương
- author
- Fred Naggs
- author
- Takahiro Asami
Distribution
provided by Zookeys
(see Figure 41). Examined material was from only Cao Bằng and Lạng Sơn Provinces. The type locality (Quang-Huyen) lies in Cao Bằng Province (see Figure 39).
- license
- cc-by-3.0
- copyright
- Barna Páll-Gergely, András Hunyadi, Jonathan Ablett, Hào Văn Lương, Fred Naggs, Takahiro Asami
- bibliographic citation
- Páll-Gergely B, Hunyadi A, Ablett J, Lương H, Fred Naggs , Asami T (2015) Systematics of the family Plectopylidae in Vietnam with additional information on Chinese taxa (Gastropoda, Pulmonata, Stylommatophora) ZooKeys (473): 1–118
- author
- Barna Páll-Gergely
- author
- András Hunyadi
- author
- Jonathan Ablett
- author
- Hào Văn Lương
- author
- Fred Naggs
- author
- Takahiro Asami
Distribution
provided by Zookeys
(see Figure 40): We have newly-collected material only from Bắc Kạn Province. The species was previously recorded from That Khé (Lạng Sơn Province) and Nac Ri (Hà Giang Province) (Gude 1901a, see also Figure 39).
- license
- cc-by-3.0
- copyright
- Barna Páll-Gergely, András Hunyadi, Jonathan Ablett, Hào Văn Lương, Fred Naggs, Takahiro Asami
- bibliographic citation
- Páll-Gergely B, Hunyadi A, Ablett J, Lương H, Fred Naggs , Asami T (2015) Systematics of the family Plectopylidae in Vietnam with additional information on Chinese taxa (Gastropoda, Pulmonata, Stylommatophora) ZooKeys (473): 1–118
- author
- Barna Páll-Gergely
- author
- András Hunyadi
- author
- Jonathan Ablett
- author
- Hào Văn Lương
- author
- Fred Naggs
- author
- Takahiro Asami
Distribution
provided by Zookeys
(see Figure 41): The species was described from “Muong-Kong” (=Mường Khương, Lào Cai Province; see Figure 39). Material is noted from northeast of this locality, from northern Hà Giang Province and eastern parts of Yunnan Province (China) (see Páll-Gergely and Hunyadi 2013).
- license
- cc-by-3.0
- copyright
- Barna Páll-Gergely, András Hunyadi, Jonathan Ablett, Hào Văn Lương, Fred Naggs, Takahiro Asami
- bibliographic citation
- Páll-Gergely B, Hunyadi A, Ablett J, Lương H, Fred Naggs , Asami T (2015) Systematics of the family Plectopylidae in Vietnam with additional information on Chinese taxa (Gastropoda, Pulmonata, Stylommatophora) ZooKeys (473): 1–118
- author
- Barna Páll-Gergely
- author
- András Hunyadi
- author
- Jonathan Ablett
- author
- Hào Văn Lương
- author
- Fred Naggs
- author
- Takahiro Asami
Distribution
provided by Zookeys
(see Figure 42): Newly-collected material from Cao Bằng and Bắc Kạn Provinces was examined. There is a single shell which is identical to the holotype of Plectopylis lepida and is labelled as being collected from Hạ Long Bay, but this collection locality is probably incorrect.
- license
- cc-by-3.0
- copyright
- Barna Páll-Gergely, András Hunyadi, Jonathan Ablett, Hào Văn Lương, Fred Naggs, Takahiro Asami
- bibliographic citation
- Páll-Gergely B, Hunyadi A, Ablett J, Lương H, Fred Naggs , Asami T (2015) Systematics of the family Plectopylidae in Vietnam with additional information on Chinese taxa (Gastropoda, Pulmonata, Stylommatophora) ZooKeys (473): 1–118
- author
- Barna Páll-Gergely
- author
- András Hunyadi
- author
- Jonathan Ablett
- author
- Hào Văn Lương
- author
- Fred Naggs
- author
- Takahiro Asami
Distribution
provided by Zookeys
(see Figure 43). The new species is known from few locations in south-eastern Sơn La province.
- license
- cc-by-3.0
- copyright
- Barna Páll-Gergely, András Hunyadi, Jonathan Ablett, Hào Văn Lương, Fred Naggs, Takahiro Asami
- bibliographic citation
- Páll-Gergely B, Hunyadi A, Ablett J, Lương H, Fred Naggs , Asami T (2015) Systematics of the family Plectopylidae in Vietnam with additional information on Chinese taxa (Gastropoda, Pulmonata, Stylommatophora) ZooKeys (473): 1–118
- author
- Barna Páll-Gergely
- author
- András Hunyadi
- author
- Jonathan Ablett
- author
- Hào Văn Lương
- author
- Fred Naggs
- author
- Takahiro Asami