Bulimus tropicalis Morelet, 1849

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 : 165

Bulimus tropicalis Morelet, 1849 Figs 21K , L62ii

Bulimus tropicalis Morelet 1849: 9; Breure 1979: 124.

Drymaeus (Mesembrinus) tropicalis ; Breure and Eskens 1981: 89; Thompson 2011: 121.

Type locality.

"ad plagam civitas Campeche".

Label.

”Campeche”, in Morelet’s handwriting.

Dimensions.

"Long. 28-Diam. 11 [mm]"; figured specimen herein H 27.5, D 12.9, W 6.7.

Type material.

NHMUK 1893.2.4.210, lectotype; 1893.2.4.211-212, two paralectotypes (Morelet coll.).

Remarks.

Morelet did not state on how many specimens his description was based. This sinistral species may prove to be identical with one of the other, dextral, Drymaeus species occurring in its distribution range as enantiomorphy within this group may be more commenly found than currently thought (Breure, unpublished data).

Current systematic position.

Bulimulidae , Drymaeus (Mesembrinus) tropicalis (Morelet, 1849).

Figures

Figure 21. Drymaeus species. A Drymaeus (Mesembrinus) aureolus (Guppy, 1866), syntype NHMUK 1866.1.3.8 (H = 23.2) B Drymaeus (Mesembrinus) mossi (E. A. Smith, 1896), holotype NHMUK 1912.5.11.1 (H = 21.8) C Drymaeus (Mesembrinus) imperfectus (Guppy, 1866), lectotype of Bulimulus (Drymaeus) trinitarius (E. A. Smith, 1896) NHMUK 1875.2.8.2 (H = 20.1) D Drymaeus (Mesembrinus) vincentinus (Pfeiffer, 1846), lectotype NHMUK 1975219 (H = 27.9) E Drymaeus (Mesembrinus) manupictus (Reeve, 1848), lectotype NHMUK 1975522 (H = 33.3) F Drymaeus (Mesembrinus) tenuilabris (Pfeiffer, 1866), lectotype NHMUK 1975338 (H = 30.2) G Drymaeus (Mesembrinus) subpellucidus (E. A. Smith, 1877), syntype NHMUK 1872.5.22.19 (H = 20.0) H Drymaeus (Mesembrinus) wintlei Finch, 1929, lectotype NHMUK 1929.6.11.1 (H = 21.7) I Drymaeus (Mesembrinus) pervariabilis (Pfeiffer, 1853), lectotype NHMUK 1975547 (H = 33.3) J Drymaeus (Mesembrinus) nigrofasciatus (Pfeiffer in Philippi 1846), lectotype NHMUK 1975542 (H = 23.5) K Drymaeus (Mesembrinus) tropicalis (Morelet, 1849), lectotype NHMUK 1893.2.4.210 (H = 27.5). All enlarged.

Figure L 62. Labels. i Bulimus tristis Pfeiffer, 1855 ii Bulimus tropicalis Morelet, 1849 iii Bulimus tumidulus Pfeiffer, 1842 iv Helix tupacii d'Orbigny, 1835 v Helix turritella d'Orbigny, 1835 vi Bulinus turritus Broderip in Broderip and Sowerby I 1832.