Chamalycaeus mixtus Zilch, 1957

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

Chamalycaeus mixtus Zilch, 1957 Fig. 11B

Chamalycaeus (Chamalycaeus) mixtus Zilch, 1957: 143-144, pl. 5, fig. 7.

Type locality.

"Malakka, Bukit Pondong, (Perak)".

Material examined.

Malakka: Bukit Pondong (Perak), SMF 109510 (holotype); Same data, SMF 109511 (4 paratypes).

Remarks.

Protoconch as in C. microconus ; R1 with rather irregular, widely spaced, low ribs, with somewhat stronger spiral striae; R2 extremely short, consists of ca. eight ribs which are bent in the direction of their anterior neighbours.

Figures

Figure 11. Shells of Chamalycaeus Moellendorff, 1897 species A Chamalycaeus microconus (Moellendorff, 1887), lectotype (SMF 109493) B C. mixtus Zilch, 1957, holotype (SMF 109510). All images: Barna Pall-Gergely, courtesy Ronald Janssen.