Bulimus fallax Pfeiffer, 1853

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 : 56

Bulimus fallax Pfeiffer, 1853 Figs 26D-F , L21vii

Bulimus fallax Pfeiffer 1853d: 375; Pfeiffer 1854 in Küster and Pfeiffer 1840-1865: 98, pl. 32 figs 5-6.

Drymaeus fallax ; Pilsbry 1898 [1897-1898]: 239, pl. 33 figs 43-44.

Type locality.

[Ecuador] "Tunguragua reipublicae Aequatoris (Bourcier)".

Label.

"Tunguragua / Equador / Monsr Boissier [sic] / Consul General", taxon label in Pfeiffer’s handwriting. M.C. label style IV.

Dimensions.

"Long. 24, diam. 12 mill."; figured specimen herein H 22.4, D 13.8, W 5.7.

Type material.

NHMUK 1969142, lectotype and one paralectotype, Bourcier leg. (Cuming coll.).

Remarks.

Given the label, there is no doubt that this material was part of the type series. One specimen is now designated lectotype (design. n.) to define this poorly understood taxon.

Current systematic position.

Bulimulidae , Drymaeus (Drymaeus) fallax (Pfeiffer, 1853).

Figures

Figure 26. Drymaeus species. A-C Drymaeus (Drymaeus) abscissus (Pfeiffer, 1855), lectotype NHMUK 1975497 (H = 27.8) D-F Drymaeus (Drymaeus) fallax (Pfeiffer, 1853), lectotype NHMUK 1969142 (H = 22.4) G-I Drymaeus (Drymaeus) bourcieri (Pfeiffer, 1853), lectotype NHMUK 1975446 (H = 23.9) J-L Drymaeus (Drymaeus) abruptus (Rolle, 1904), syntype NHMUK 1947.2.10.1 (H = 42.5). All enlarged.

Figure L 21. Labels. i Bulimus erubescens Pfeiffer, 1847 ii Bulinus eschariferus Sowerby I, 1833 iii Bulimus excoriatus Pfeiffer, 1855 iv Bulimus exornatus Reeve, 1849 v Drymaeus exoticus da Costa, 1901 vi Bulimulus (Drymaeus) expatriatus Preston, 1909 vii Bulimus fallax Pfeiffer, 1853.