Landouria leucochila ( Gude, 1905 ) Nurinsiyah & Neiber & Hausdorf, 2019

Nurinsiyah, Ayu Savitri, Neiber, Marco T. & Hausdorf, Bernhard, 2019, Revision of the land snail genus Landouria Godwin-Austen, 1918 (Gastropoda, Camaenidae) from Java, European Journal of Taxonomy 526, pp. 1-73 : 58-60

Landouria leucochila ( Gude, 1905) comb. nov.

Fig. 81; Tables 3–4

Plectotropis leucochila Gude, 1905: 14 , pl. 3, figs 1a–c (“ Java ”).

Landouria rotatoria – van Benthem Jutting 1950: 461 (in part). (not Pfeiffer, 1842)

Diagnosis

Landouria leucochila is characterized by a large, depressed conical, yellowish shell with an angular body whorl, a wide umbilicus and scales all over the teleoconch.

Material examined

Holotype

INDONESIA • holotype; Java; NHM 1922.8.29.87 .

Description

SHELL ( Fig. 81 ; Tables 3–4 ). Depressed conical, with 5.25 hardly convex whorls; protoconch almost smooth; teleoconch with irregular wrinkles; apical side with indistinct incised spiral lines, umbilical side with more distinct spiral lines; scaly processes all over teleoconch; tuberculate around umbilicus; yellowish; body whorl angular; aperture oval; upper insertion of peristome descending; peristome expanded, reflexed and distinctly thickened; umbilicus eccentric, wide, comprising 30% of shell diameter, hardly obscured by columellar edge.

GENITALIA. Unknown.

Distribution

The type locality and the distribution of L. leucochila in Java remain unknown.

Figures

Figs 81–84 (opposite page). Shells of species of Landouria from Java. 81. L. leucochila (Gude, 1905), Java (holotype, NHM 1922.8.29.87). 82. L. zonifera sp. nov., Yogyakarta, Kulonprogo, Sibolong (holotype, MZB 17727). 83. L. ciliocincta (Möllendorff, 1897), East Java, Zuider Mountains (lectotype, SMF 9176a). 84. L. ciliocincta, East Java, Malang, Kondangmerak, protected forest (MZB 19211). Scale bar: 5 mm.