Stylommatophora

Figure L34.Labels. i Helix lichnorum d’Orbigny, 1835 ii Helix limonoica d’Orbigny, 1835 iii Bulimus lilacinus Reeve, 1849 iv Helix linostoma d’Orbigny, 1835 v Bulimus limensis Reeve, 1849 vi Bulimus liquabilis Reeve, 1848 vii Helix lithoica d’Orbigny, 1835 viii Bulimus lirinus Morelet, 1851 ix Bulimus lividus Reeve, 1850.

Figure 23.Approximate locations of the type locality of Discartemon species. (1) Discartemon discus, (2) Discartemon planus, (3) Discartemon sykesi, (4) Discartemon nummus, (5) Discartemon khaosokensis, (6) Discartemon discadentus sp. n., (7) Discartemon discamaximus sp. n., (8) Discartemon circulus sp. n., (9) Discartemon deprima sp. n., (10) Discartemon expandus sp. n., (11) Discartemon plussensis, (12) Discartemon hypocrites, (13) Discartemon leptoglyphus, (14) Discartemon platymorphus, (15) Discartemon afthonodontia sp. n., (16) Discartemon epipedis sp. n., (17) Discartemon flavacandida sp. n., (18) Discartemon lemyrei, (19) Discartemon roebeleni, (20) Discartemon collingei, (21) Discartemon stenostomus, (22) Discartemon sangkarensis, (23) Discartemon vandermeermohri, (24) Discartemon kotanensis sp. n., (25) Discartemon megalostraka sp. n., (26) Discartemon triancus sp. n., and (27) Discartemon conicus sp. n.

Figure 13.A, i–ii Callistocharis paeteli (Kobelt, 1890), holotype ZMB 101819 (H = 74.0) Photo: C. Zorn.

Figure 23.Drymaeus species. A Drymaeus (Mesembrinus) andicola (Pfeiffer, 1847), lectotype NHMUK 1975315 (H = 24.1) B Drymaeus (Mesembrinus) elongatus (Röding, 1789), holotype of Bulimus apiculata J.E. Gray, 1834 NHMUK 1982297 (H = 20.2) C Drymaeus (Mesembrinus) ziegleri (Pfeiffer, 1847), syntype of Bulimus californicus Reeve, 1848 NHMUK 1975136 (H = 25.9) D Drymaeus (Mesembrinus) discrepans (Sowerby I, 1833), syntype NHMUK 1975181 (H = 20.7) E Drymaeus (Mesembrinus) emeus (Say, 1830), paralectotype of Otostomus emeus hypozonus Martens, 1893 NHMUK 1901.6.22.794 (H = 19.3) F Drymaeus (Mesembrinus) monilifer (Reeve, 1848), lectotype NHMUK 1975403 (H = 26.3) G–H Drymaeus (Mesembrinus) fidustus (Reeve, 1849), lectotype NHMUK 1975517 (H = 22.5) I Drymaeus (Mesembrinus) binominis (E.A. Smith, 1895), lectotype of Bulimulus (Drymaeus) binominis lascellianus E.A. Smith, 1895 NHMUK 1895.9.10.1 (H = 22.1) J–K Drymaeus (Mesembrinus) apicepunctata (Preston, 1914), holotype NHMUK 1915.1.6.23 (H = 17.5) L Drymaeus (Mesembrinus) moussoni (Pfeiffer, 1853), lectotype NHMUK 1975211 (H = 26.0) M Drymaeus (Mesembrinus) cactivorus (Broderip in Broderip and Sowerby I 1832), possible syntype of Bulinus nitidus Broderip in Broderip and Sowerby I 1832 NHMUK 1975551 (H = 28.8) N Drymaeus (Mesembrinus) sp., possible syntype of Bulimus sowerbyi Pfeiffer, 1847 [nomen inquirendum] NHMUK 20100566 (H = 21.7) O Drymaeus (Mesembrinus) sulcosus (Pfeiffer, 1841), possible syntype NHMUK 20110084 (H = 37.0). All enlarged.

Figure 73.A–E Rabdotus dealbatus (Say, 1821). A–C paratype of Bulimulus ragsdalei Pilsbry 1890 NHMUK 1898.2.1.9 (H = 18.3) D–E lectotype of Bulimus liquabilis Reeve 1848 NHMUK 1975422 (H = 21.3) F–H Naesiotus durangoanus (Martens, 1893), holotype NHMUK 1901.6.22.871 (H = 15.0) I–J Naesiotus sp., possible syntype of Bulimus clarus Pfeiffer, 1857 [nomen inquirendum] NHMUK 1975487 (H = 15.9) K–L Naesiotus pazianus (d’Orbigny, 1835), paralectotype NHMUK 1854.12.4.196 (H = 24.3). All enlarged.

Figure 5.Shells of Group I: Discartemon discus-group. A, B Discartemon discamaximus sp. n. A holotype CUMZ 6245 with apertural dentition, and B paratype CUMZ 6005 C, D Discartemon circulus sp. n. C holotype CUMZ 6246 with apertural dentition, and D paratype CUMZ 3665 E, F Discartemon deprima sp. n. E holotype CUMZ 6247 with apertural dentition, and F paratype CUMZ 3573 G, H Discartemon expandus sp. n. G holotype CUMZ 6248 with apertural dentition, and H paratype CUMZ 3664.

Figure 8.Plekocheilus (Eurytus) species A–C, ii Plekocheilus (Eurytus) lugubris (Dunker, 1882), probable syntype ZMB 117760 (H = 50.4) D–E, i Plekocheilus (Eurytus) aulacostylus (Pfeiffer, 1853), probable syntype ZMB 112723 (H = 37.6).

Figure L18.Labels. i Bulimus deshayesi Pfeiffer, 1845 ii Bulimus devians Dohrn, 1863 iii Bulinus discrepans Sowerby I, 1833 iv Bulimus dubius Pfeiffer, 1853 v Bulimus dombeyanus ‘Férussac’ Pfeiffer, 1846.

Figure L34.Labels. i Helix lichnorum d’Orbigny, 1835 ii Helix limonoica d’Orbigny, 1835 iii Bulimus lilacinus Reeve, 1849 iv Helix linostoma d’Orbigny, 1835 v Bulimus limensis Reeve, 1849 vi Bulimus liquabilis Reeve, 1848 vii Helix lithoica d’Orbigny, 1835 viii Bulimus lirinus Morelet, 1851 ix Bulimus lividus Reeve, 1850.

Figure 23.Approximate locations of the type locality of Discartemon species. (1) Discartemon discus, (2) Discartemon planus, (3) Discartemon sykesi, (4) Discartemon nummus, (5) Discartemon khaosokensis, (6) Discartemon discadentus sp. n., (7) Discartemon discamaximus sp. n., (8) Discartemon circulus sp. n., (9) Discartemon deprima sp. n., (10) Discartemon expandus sp. n., (11) Discartemon plussensis, (12) Discartemon hypocrites, (13) Discartemon leptoglyphus, (14) Discartemon platymorphus, (15) Discartemon afthonodontia sp. n., (16) Discartemon epipedis sp. n., (17) Discartemon flavacandida sp. n., (18) Discartemon lemyrei, (19) Discartemon roebeleni, (20) Discartemon collingei, (21) Discartemon stenostomus, (22) Discartemon sangkarensis, (23) Discartemon vandermeermohri, (24) Discartemon kotanensis sp. n., (25) Discartemon megalostraka sp. n., (26) Discartemon triancus sp. n., and (27) Discartemon conicus sp. n.

Figure 18.A–D Corona species A–B, i Corona pfeifferi (Hidalgo, 1869), syntype of Corona pfeifferi cincta Strebel, 1909 ZMB 101856 (H = 55.0) C–D, ii Corona perversa (Swainson, 1821), holotype of Orthalicus (Laeorthalicus) reginaeformis Strebel, 1909 ZMB 101824 (H = 46.9) E–H Hemibulimus species E–F, iii Hemibulimus excisus (Martens, 1885), holotype ZMB 101837 (H = 43.1) G–H, iv Hemibulimus dennisoni (Reeve, 1848), probable syntype of Porphyrobaphe (Myiorthalicus) dennisoni pallida Strebel, 1909 ZMB 117782 (H = 55.0).

Figure 37.Drymaeus species. A–C Drymaeus (Drymaeus) auris (Pfeiffer, 1866), lectotype NHMUK 1975499 (H = 38.8) D–E Drymaeus (Drymaeus) mexicanus (Lamarck, 1822), lectotype of Bulimus humboldtii Reeve, 1849 NHMUK 1975528 (H = 27.6) F–H Drymaeus (Drymaeus) coarctatus (Pfeiffer, 1845), lectotype 1975560 (H = 34.6) I–K Drymaeus (Drymaeus) dombeyanus (Pfeiffer, 1846), syntype NHMUK 1844.10.2.32 (H = 56.8) L–N rymaeus (Drymaeus) angustus da Costa, 1906, holotype NHMUK 1907.11.21.14 (H = 31.5). All enlarged.

Figure 20.Drymaeus species. A Drymaeus (Mesembrinus) lirinus (Morelet, 1851), holotype NHMUK 1893.2.4.1954 (H = 30.2) B Drymaeus (Mesembrinus) stramineus (Guilding, 1828), syntype of Bulimus lucidus Reeve, 1848 NHMUK 1975524 (H = 28.9) C Drymaeus (Mesembrinus) rawsoni (Guppy, 1871), lectotype of Bulimulus (Drymaeus) rawsonis H. Adams, 1873 NHMUK 1878.1.28.209 (H = 23.7) D–E Drymaeus (Mesembrinus) sulphureus (Pfeiffer, 1857) D lectotype NHMUK 20100585 (H = 28.7) E lectotype of Bulimus citronellus Angas, 1879 NHMUK 1879.7.22.19 (H = 25.0) F–G Drymaeus (Mesembrinus) inusitatus (Fulton, 1900), lectotype NHMUK 1901.4.25.28 (H = 28.3) H Drymaeus (Mesembrinus) puellaris (Reeve, 1850), lectotype NHMUK 1975400 (H = 22.4) I Drymaeus (Mesembrinus) broadwayi (E.A. Smith, 1896), holotype NHMUK 1895.11.28.10 (H = 11.9) J Drymaeus sp., syntype of Bulimus pallens Reeve, 1849 [nomen inquirendum] NHMUK 20120056 (H = 17.9). All enlarged.

Figure 5.Shells of Group I: Discartemon discus-group. A, B Discartemon discamaximus sp. n. A holotype CUMZ 6245 with apertural dentition, and B paratype CUMZ 6005 C, D Discartemon circulus sp. n. C holotype CUMZ 6246 with apertural dentition, and D paratype CUMZ 3665 E, F Discartemon deprima sp. n. E holotype CUMZ 6247 with apertural dentition, and F paratype CUMZ 3573 G, H Discartemon expandus sp. n. G holotype CUMZ 6248 with apertural dentition, and H paratype CUMZ 3664.

Figure 30.A–B, i Bahiensis albofilosus (Dohrn, 1863), syntype ZMB 36424 (H = 22.5) C–E, ii Bahiensis ringens (Dunker in Dunker et al., 1847), syntype ZMB 117780 (H = 18.6) F, iii Burringtonia pantagruelina (Moricand, 1833), syntype ZMB 117779 (H = 54.3) G–H, iv Cyclodontina tudiculata (Martens, 1868), syntype ZMB 14543 (H = 21.5) I–K Cyclodontina trahyrae (Jaeckel, 1950), holotype ZMB 95737 (H = 12.16). All enlarged.

Figure L18.Labels. i Bulimus deshayesi Pfeiffer, 1845 ii Bulimus devians Dohrn, 1863 iii Bulinus discrepans Sowerby I, 1833 iv Bulimus dubius Pfeiffer, 1853 v Bulimus dombeyanus ‘Férussac’ Pfeiffer, 1846.

Figure L34.Labels. i Helix lichnorum d’Orbigny, 1835 ii Helix limonoica d’Orbigny, 1835 iii Bulimus lilacinus Reeve, 1849 iv Helix linostoma d’Orbigny, 1835 v Bulimus limensis Reeve, 1849 vi Bulimus liquabilis Reeve, 1848 vii Helix lithoica d’Orbigny, 1835 viii Bulimus lirinus Morelet, 1851 ix Bulimus lividus Reeve, 1850.

Figure 23.Approximate locations of the type locality of Discartemon species. (1) Discartemon discus, (2) Discartemon planus, (3) Discartemon sykesi, (4) Discartemon nummus, (5) Discartemon khaosokensis, (6) Discartemon discadentus sp. n., (7) Discartemon discamaximus sp. n., (8) Discartemon circulus sp. n., (9) Discartemon deprima sp. n., (10) Discartemon expandus sp. n., (11) Discartemon plussensis, (12) Discartemon hypocrites, (13) Discartemon leptoglyphus, (14) Discartemon platymorphus, (15) Discartemon afthonodontia sp. n., (16) Discartemon epipedis sp. n., (17) Discartemon flavacandida sp. n., (18) Discartemon lemyrei, (19) Discartemon roebeleni, (20) Discartemon collingei, (21) Discartemon stenostomus, (22) Discartemon sangkarensis, (23) Discartemon vandermeermohri, (24) Discartemon kotanensis sp. n., (25) Discartemon megalostraka sp. n., (26) Discartemon triancus sp. n., and (27) Discartemon conicus sp. n.

Figure 12.A, i–iii Placostylus scarabus (Albers, 1854), syntype ZMB 101820 (H = 53.8) Photo: C. Zorn B, iv Aspastus paravicinianus (B. Rensch, 1934), paratype ZMB 78711 (H = 66.6) C, v Eumecostylus vicinus (B. Rensch, 1934), paratype ZMB 78702 (H = 63.6).

Figure 60.Bulimulus species. A–B Bulimulus fuscus (Guilding, 1828), lectotype of Bulimus barbadensis Pfeiffer, 1853 NHMUK 1974054 (H = 21.3) C–D Bulimulus (?) dukinfieldi Melvill, 1900 [nomen inquirendum], lectotype NHM 1900.9.27.2 (H = 28.1) E–F Bulimulus cacticolus (Reeve, 1849), syntype NHMUK 20100515 (H = 24.4) G–H Bulimulus erectus (Reeve, 1849), syntype NHMUK 20100516 (H = 22.0) I–J Bulimulus mollicellus (Reeve, 1849), lectotype NHMUK 1975185 (H = 17.2) K–L Bulimulus coriaceus (Pfeiffer, 1857), syntype NHMUK 1975409 (H = 17.1). All enlarged.

Figure 18.Drymaeus species. A–B Drymaeus (Mesembrinus) interruptus (Preston, 1909), lectotype NHMUK 1914.4.3.38 (H = 24.5) C–D Drymaeus (Mesembrinus) granadensis (Pfeiffer, 1848), lectotype of Bulimus lividus (Reeve, 1850), lectotype NHMUK 1975208 (H = 24.5) E Drymaeus (Mesembrinus) laetus (Reeve, 1849), lectotype NHMUK 1975534 (H = 26.6) F–G Drymaeus (Mesembrinus) jonasi (Pfeiffer in Philippi 1846), syntype NHMUK 1975557 (H = 26.6) H–I Drymaeus (Mesembrinus) studeri (Pfeiffer, 1847), lectotype of Bulimus primula (Reeve, 1848) NHMUK 1975478 (H = 25.0) J Drymaeus (Mesembrinus) prestoni da Costa, 1906, lectotype NHMUK 1907.11.21.12 (H = 21.3) K–L Drymaeus (Mesembrinus) muliebris (Reeve, 1849), lectotype NHMUK 1879.2.26.251 (H = 29.9) M–N Drymaeus (Mesembrinus) roseatus (Reeve, 1848), lectotype NHMUK 1975309 (H = 35.6) O–P Drymaeus (Mesembrinus) studeri (Pfeiffer, 1847), lectotype NHMUK 1975480 (H = 25.6) Q Drymaeus (Mesembrinus) translucens panamensis (Broderip in Broderip and Sowerby I 1832), possible syntype NHMUK 20100614 (H = 18.2) R Drymaeus (Mesembrinus) translucens translucens (Broderip in Broderip and Sowerby I 1832), lectotype NHMUK 20100634 (H = 21.2). All enlarged.

Figure 6.Shells of Group II: Discartemon plussensis-group. A, B Discartemon plussensis A specimen NHMUK 1939.4.13.22, from Perak, Malaysia, and B topotype CUMZ 6009 with apertural dentition C, D Discartemon hypocrites C holotype ZMA 3.34.017, and D topotype CUMZ 6011 with apertural dentition E, F Discartemon leptoglyphus E holotype ZMA 3.54.019, and F specimen CUMZ 6007, from Ipoh, Perak, Malaysia with apertural dentition G, H Discartemon platymorphus G holotype ZMA 3.54.022, and H paratype ZMA 3.54.023.

Figure 9.A–B Aspastus species A, iv Aspastus miltocheilus manugiensis (B. Rensch, 1934), paratype ZMB 78674 (H = 67.1) B, ii Aspastus miltocheilus paravicinii (B. Rensch, 1934), paratype ZMB 78795 (H = 55.9) C–E Eumecostylus species C, i Eumecostylus hargravesi (Cox, 1871), paratype of Placostylus (Placocharis) hargravesi aukiensis W.F. Clapp, 1923 ZMB 74853 (H = 51.1) D, v Eumecostylus uliginosus (Kobelt, 1891), syntype ZMB 48239 (H = 50.0) E, iii Eumecostylus phenax (W.F. Clapp, 1923), paratype ZMB 74851 (H = 81.3).

Figure L19.Labels. i Bulimulus (Drymaeus) dukinfieldi Melvill, 1900 ii Bulimus dunkeri Pfeiffer in Philippi 1846 iii Bulimulus (Peronaeus) durangoanus Martens, 1893 iv Bulimus dutaillyi Pfeiffer, 1857 v Bulimus dysoni Pfeiffer, 1846 vi Bulimus edwardsi Morelet, 1863.