Drymaeus acuminatus da Costa, 1906

Breure, Abraham S. H. & Ablett, Jonathan D., 2014, Annotated type catalogue of the Bulimulidae (Mollusca, Gastropoda, Orthalicoidea) in the Natural History Museum, London, ZooKeys 392, pp. 1-367 : 10

Drymaeus acuminatus da Costa, 1906 Figs 45A-C , L2ii

Drymaeus acuminatus da Costa 1906a: 8, pl. 1 fig. 4; Simone 2006: 135, fig. 440.

Drymaeus (Drymaeus) acuminatus ; Breure 1979: 106.

Type locality.

"Matto Grosso, Brazil".

Label.

"Matto Grosso / Brazil"; in da Costa’s handwriting.

Dimensions.

"Long. 33, diam. 14 mm."; holotype H 33.4, D 14.1, W 7.4.

Type material.

NHMUK 1907.11.21.10, holotype (da Costa coll.).

Remarks.

da Costa wrote "A rather peculiar shell, unlike any known to the writer, who obtained it at the dispersal of the collection of the late Mr. Miers"; given the singular form, it may be assumed that da Costa only had one specimen at hand.

Current systematic position.

Bulimulidae , Drymaeus (Drymaeus) acuminatus da Costa, 1906.

Figures

Figure 45. Drymaeus species. A-C Drymaeus (Drymaeus) acuminatus da Costa, 1906, holotype NHMUK 1907.11.21.10 (H = 33.4) D-F Drymaeus (Drymaeus) felix (Pfeiffer, 1862), lectotype NHMUK 1975206 (H = 34.0) G-I Drymaeus (Drymaeus) fucatus (Reeve, 1849), lectotype NHMUK 1874.12.11.224 (H = 23.5) J-L Drymaeus (Drymaeus) farrisi (Pfeiffer, 1858), lectotype NHMUK 1975506 (H = 46.8) M-N Drymaeus (Drymaeus) poecilus (d'Orbigny, 1835), paralectotype NHMUK 1854.12.4.155 (H = 34.8). All enlarged.

Figure L 2. Labels. i Bulimus achatellinus Forbes, 1850 ii Drymaeus acuminatus da Costa, 1906 iii Bulimus (Drymaeus) aequatorianus E. A. Smith, 1877 iv Bulimus aestivus Pfeiffer, 1857 v-vi Bulimus aequatorius Pfeiffer, 1853.