Stomacosmethis congener (E. A. Smith, 1895)

Pall-Gergely, Barna, Sajan, Sheikh, Tripathy, Basudev, Meng, Kaibaryer, Asami, Takahiro & Ablett, Jonathan D., 2020, Genus-level revision of the Alycaeidae (Gastropoda, Cyclophoroidea), with an annotated species catalogue, ZooKeys 981, pp. 1-220 : 1

Stomacosmethis congener (E. A. Smith, 1895) Fig. 42A

Alycaeus (Orthalycaeus) congener E. A. Smith, 1895: pl. 3, fig. 26.

Alycaeus (Alycaeus) congener - Kobelt 1902: 342.

Type locality.

"Mulu and Barit Mountains, Sarawak".

Material examined.

Barriet Mt, N. Borneo, NHMUK 1892.7.20.30-32 (3 syntypes); Molu, N. Borneo, coll. Dr. A. Oberwimmer, NHMW 71640/O/12201 (1 shell).

Remarks.

Protoconch matte, without spiral lines; R1 with rather irregular ribs and much finer spiral striae; R2 very short, with alternating wider/darker and narrower/lighter stripes; lighter stripes somewhat elevate from the surface.

Figures

Figure 42. Shells of Stomacosmethis Bollinger, 1918 species A Stomacosmethis congener (E. A. Smith, 1895), syntype (NHMUK 1892.7.20.30 - 32) B Stomacosmethis dohrni (O. Boettger, 1893), lectotype (SMF 109278). Figures: Barna Pall-Gergely, courtesy Ronald Janssen (B) and Harold Taylor (A).