Landouria davini Dharma, 2015

Figs 55, 87; Tables 3–4

Landouria davini Dharma, 2015: 9, figs 5–7 (“Pancuran Tujuh, Baturraden, Mt. Slamet, Central Jawa, 720 m alt.”).

Diagnosis

Landouria davini is characterized by a depressed conical, whitish shell with one brown band above and one below the angular periphery.

Material examined

Holotype

INDONESIA • holotype; Central Java, Baturraden, Pancuran Tujuh, Gunung Slamet; 7°18′36″ S, 109°13′05″ E; 720 m a.s.l.; MZB 17063.

Paratypes

INDONESIA – Central Java • 1 spec.; Pondok Pakis, Bojong Tegal, Gunung Slamet; 7°11′56″ S, 109°11′56″ E; 2200 m a.s.l.; BDJ • 1 spec.; Pondok Buncis, Bojong Tegal, Gunung Slamet; 7°13′04″ S, 109°12′00″ E; 1600 m a.s.l.; MZB 17066 • 3 spec.; same data as for holotype; MZB 17064 • 3 spec.; same data as for holotype; SMF 341605 • 3 spec.; same data as for holotype; RMNH 329337 • 3 spec.; same data as for holotype; BDJ • 1 spec.; Baturraden, Perhutani, Gunung Slamet; 7°18′ S, 109°14′ E; 800 m a.s.l.; MZB 17065 .

Other material

INDONESIA • 1 spec.; Central Java, Gunung Slamet; MZB 15425 .

Description

SHELL (Fig. 87; Tables 3–4). Depressed conical, with 5–5.5 slightly convex whorls; protoconch almost smooth; teleoconch with fine, irregular wrinkles; apical side with indistinct incised spiral lines, umbilical side with more distinct spiral lines; scaly processes not observed; tuberculate around umbilicus; whitish- corneous with one reddish-brown band or a broader brownish zone above and one below periphery; body whorl angular; aperture oval; upper insertion of peristome slightly descending; peristome expanded, reflexed and slightly thickened; umbilicus slightly eccentric, moderately wide, comprising 29% of shell diameter, hardly obscured by columellar edge.

GENITALIA. Unknown.

Distribution

Landouria davini is endemic to Gunung Slamet (800–2200 m a.s.l.) in Central Java (Fig. 55).