Image of Hydrobia W. Hartmann 1821

Description:

Figure 25.Drymaeus species. A Drymaeus (Mesembrinus) aurifluus (Pfeiffer, 1857), lectotype NHMUK 1975502 (H = 21.8) B Drymaeus (Mesembrinus) bugabensis (Martens, 1893), lectotype NHMUK 1901.6.22.958 (H = 26.3) C Drymaeus (Mesembrinus) dubius (Pfeiffer, 1853), lectotype NHMUK 1975519 (H = 27.1) D Drymaeus (Mesembrinus) (?) rufescens (J.E. Gray, 1825), lectotype of Bulimus erusbescens Pfeiffer, 1847 NHMUK 1975562 (H = 24.2) E Drymaeus (Mesembrinus) conicus da Costa, 1907, lectotype NHMUK 1907.11.21.32 (H = 17.5) F Drymaeus (Mesembrinus) granadensis (Pfeiffer, 1848), lectotype of Bulimus demotus Reeve, 1850 NHMUK 1975504 (H = 31.8) G Drymaeus (Mesembrinus) vexillum (Wood, 1828), lectotype of Bulimus keppelli Pfeiffer, 1853 NHMUK 1975538 (H = 33.2) H Drymaeus (Mesembrinus) attenuatus varicosus (Pfeiffer, 1853), lectotype NHMUK 1975466 (H = 35.5) I–K Drymaeus (Drymaeus) signifer (Pfeiffer, 1855), lectotype NHMUK 1975216 (H = 32.9). All enlarged.