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Figures 1-6. Daphniola eptalophos sp n. photographed in ethanol. Apical view 1, alive specimen carrying egg capsules with an embryo on last body whorl and inside umbilicus (photographed in water) 2 operculum 3 soft body, head with tentacles and penis in situ 4-5 penis 6. A background square represents 1 mm2 in Figs 1, 4, 5. Scale bar 1 mm and 0.5 mm in Figs 2 and 3 respectively. Black arrow points the penis in Figs 4-5 and the outgrowth of penis in Fig. 6.
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Peter Glöer, Vladimir Pešić
Zookeys
Figure 9.Pseudamnicola georgievi sp. n.: shell.
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Vladimir Pešić, Peter Glöer
Zookeys
Figure 2.Karucia sublacustrina sp. n. a–b shells (a holotype b paratype) c head with penis in situ (arrow showing outgrowth on the left side of penis) d penis. Abbreviations: e eye, p penis, s snout, t tentacle.
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Robert Hershler, Hsiu-Ping Liu, Corbin Bradford
Zookeys
Figure 3.Shells, opercula and radula, Pyrgulopsis licina sp. n. A Holotype, USNM 850347 B, C Shells, USNM 1204732, USNM 1188732 D, E Opercula (outer, inner sides), USNM 850348 F Portion of radular ribbon, USNM 850348 G Central teeth, USNM 850348 H Lateral and inner marginal teeth, USNM 850348. Scale bars A–C 1.0 mm; D, E 100 µm; F, H 10 µm; G 2 µm.
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Robert Hershler, Hsiu-Ping Liu, Corbin Bradford
Zookeys
Figure 4.Penes (dorsal, ventral surfaces). A, B Pyrgulopsis licina sp. n., USNM 850346 C, D Pyrgulopsis perforata sp. n., BellMNH 20891 E, F Pyrgulopsis sanchezi sp. n., USNM 883361 G, H Pyrgulopsis micrococcus, BellMNH 20663 I, J Pyrgulopsis turbatrix, USNM 860699 K, L Pyrgulopsis turbatrix, USNM 883373. Scale bars A–C 250 µm; D–L 500 µm. Pd penial duct Pf penial filament Pl penial lobe Tg terminal gland.
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Canella Radea, Aristeidis Parmakelis, Vassilis Papadogiannis, Despoina Charou, Kostas A. Triantis
Zookeys
Figure 3.Hydrobioids collectedduring the survey in mainland and insular Greece. A Daphniola exigua (dorsal and ventral view) B Isimerope semele (dorsal and ventral view, Megali Vrysi) C Pseudoislamia balcanica (dorsal and ventral view, Ag. Sophia) D Pseudamnicola pieperi (Olympos) E Radomaniola cf. curta (spring of Louros river) F Radomaniola cf. curta (Ag. Sophia spring) G Trichonia trichonica H Pseudobithynia eubooensis. Scale bar 1 mm.
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Abraham S.H. Breure, Jonathan D. Ablett
Zookeys
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.
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Robert Hershler, Victoria Ratcliffe, Hsiu-Ping Liu, Brian Lang, Claire Hay
Zookeys
Figure 3.Shells, opercula and radula, Pyrgulopsis marilynae n. sp. A Holotype, USNM 1135068 B Shell, USNM 1135067 C, D Opercula (outer, inner sides), USNM 1135067 E Portion of radular ribbon, USNM 1135067 F Central teeth, USNM 1135067 G Lateral and inner marginal teeth, USNM 1135067. Scale bars A, B 1.0 mm; C, D 100 µm; E 20 µm, F, G 10 µm.
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