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FIGURE 19 in Oxychilus (Drouetia) viridescens (Gastropoda: Pulmonata: Oxychilidae), a new species from Santa Maria, Açores, and a review of the subgenus

FIGURE 19. Lectotype of Helix atlantica Morelet & Drouët, Muséum Jardin des Sciences de Dijon, France (MJSD.2012.CO.68 a), São Miguel. Scale bar = 1 mm.

FIGURE 1. A in Review of palaeozygopleurid gastropods (Palaeozygopleuridae, Gastropoda) from Devonian strata of the Perunica microplate (Bohemia), with a re-evaluation of their stratigraphic distribution, notes on their ontogeny, and descriptions of new taxa

FIGURE 1. A. Generalized geological map of the Barrandian showing position of all known localities of palaeozygopleurid gastropods. Modified from Manda (2007). B. Generalized maps showing paleogeographic position of Perunica microplate during the Early Devonian. Modified from Torsvik (2009).

FIGURE 2 in Review of palaeozygopleurid gastropods (Palaeozygopleuridae, Gastropoda) from Devonian strata of the Perunica microplate (Bohemia), with a re-evaluation of their stratigraphic distribution, notes on their ontogeny, and descriptions of new taxa

FIGURE 2. Cimrmaniela sveraki sp. et gen. nov. (A–F) and Cimrmaniela smoljaki sp. et gen. nov. (G–M) from middle Early Devonian (Pragian) age strata of the Konĕprusy Limestone (Praha Formation) in Barrandian, Czech Republic. A–D. Holotype (UUG JF 914), E–F. Paratype A (UUG JF 915). G–I and M. Holotype (UUG JF 907), J–L. Paratype (UUG JF 908). Shell height: A–D—3.2 mm, E, F—2.1 mm, H, I—4.2 mm, J–L—2.1 mm, figure height of shell detail: G—1.9 mm, M—1.8 mm.

FIGURE 4 in Review of palaeozygopleurid gastropods (Palaeozygopleuridae, Gastropoda) from Devonian strata of the Perunica microplate (Bohemia), with a re-evaluation of their stratigraphic distribution, notes on their ontogeny, and descriptions of new taxa

FIGURE 4. Stratigraphic distribution of all hitherto described palaeozygopleurid gastropods from Barrandian, Perunica microplate. Two species of Palaeozygopleura as well as one species of Devonozyga marked by * probably represent synonyms of Palaeozygopleura bohemica and Devonozyga perneri.

FIGURE 3 in Review of palaeozygopleurid gastropods (Palaeozygopleuridae, Gastropoda) from Devonian strata of the Perunica microplate (Bohemia), with a re-evaluation of their stratigraphic distribution, notes on their ontogeny, and descriptions of new taxa

FIGURE 3. Palaeozygopleura lukesi sp. nov. from middle Early Devonian (Pragian) age strata of the Konĕprusy Limestone (Praha Formation) in Barrandian, Czech Republic. A–C, H, and I. Holotype (UUG JF 922), D. Paratype A (UUG JF 923), E, F. Paratype B (UUG JF 924), G. Paratype C (UUG JF 925), J,M. Paratype D (UUG JF 926), K. Paratype E (UUG JF 927), L, N. Paratype F (UUG JF 928). All samples are from the type locality. A— shell width 1.5 mm, shell height: B, C—4.6 mm, D—3.9 mm, E, F—3.8 mm, K—3.6 mm, L—5 mm, figure height of shell detail: G—1.1 mm, H—1.5 mm, I—1.6 mm, J—5.6 mm, M—2.8 mm, N—2.1 mm.

FIGURES 1–7 in A taxonomic revision of two local endemic Radix spp. (Gastropoda: Lymnaeidae) from Khodutka geothermal area, Kamchatka, Russian Far East

FIGURES 1–7. Radix auricularia (Linnaeus, 1758) from Russian Far East. Figs. 1-4. Shell and proximal part of the female genitalia. Scale bar 2 mm. Fig. 1. Holotype of Lymnaea (R.) hadutkae Kruglov & Starobogatov, 1989 syn. n. (shell photo: M.V. Vinarski; genitalia redrawn from the protologue, Fig. 2.7). Fig. 2. Holotype of L. (R.) thermokamtschatica Kruglov & Starobogatov, 1989 syn. n. (shell photo: M.V. Vinarski; genitalia redrawn from the protologue, Fig. 2.9). Fig. 3. Newly collected specimen from the Khodutka geothermal area, Kamchatka (photos: O.V. Aksenova). Fig. 4. Specimen from Malkinskie hot springs, Kamchatka (photos: O.V. Aksenova). Fig. 5. Bayesian phylogram of haplotypes based on mitochondrial COI gene dataset (Appendixes 1 & 2). The scale bar indicates the branch length. Asterisks: Posterior probabilities ≥0.95; other significant node support values are mentioned in the figure. Haplotypes exclusively from NCBI's Genbank are marked with circumflex accents (˄). The well-supported clade with two haplotypes from the Khodutka geothermal area is highlighted in blue. Fig. 6. General view of the Khodutka warm lake. Fig. 7. Map of observed localities on the Russian Far East. The red circles represent species records. Locality codes are given in Appendix 1. The digital elevation model and other layers of the map were added from Esri Data & Maps 10 dataset (Map: M.Yu. Gofarov).

FIGURE 3. 1–5. Jujubinus eleonorae n in Description of two new Jujubinus species (Gastropoda: Trochidae) from the Sicily Channel, with notes on the Jujubinus curinii species complex

FIGURE 3. 1–5. Jujubinus eleonorae n. sp. Holotype (MNHN 25883). 6–10. J. trilloi n. sp., Holotype (MNHN 25882). 11–15. J. curinii Ex 1 (CS-PM_Jcu001).

FIGURE 1. 1–3. Jujubinus eleonorae n in Description of two new Jujubinus species (Gastropoda: Trochidae) from the Sicily Channel, with notes on the Jujubinus curinii species complex

FIGURE 1. 1–3. Jujubinus eleonorae n. sp., Holotype, 5.7 mm (H) x 4.7 mm (D), from locus typicus (MNHN 25883). 4 –6. J. eleonorae n. sp., Paratype, 1, 4.5 mm (H) x 3.3 mm (D), from locus typicus (MZB 49668). 7–9. Jujubinus trilloi n. sp., Holotype, 5.4 mm (H) x 4.6 mm (D), from locus typicus (MNHN 25882). 10–12. J. trilloi n. sp., Paratype, 1, 5.5 mm (H) x 4.1 mm (D), from locus typicus (MZB 49669). 13–15. Jujubinus curinii, Ex 1, 5.3 mm (H) x 4.1 mm (D), from Scilla, 42 m depth, Strait of Messina, Mediterranean Sea (CS-PM_Jcu001); 16–18. J. curinii, Ex 2, 4.9 mm (H) x 3.4 mm (D), from Scilla, 42 m depth, Strait of Messina, Mediterranean Sea (CS-PM_Jcu002).

FIGURE 4 in Description of two new Jujubinus species (Gastropoda: Trochidae) from the Sicily Channel, with notes on the Jujubinus curinii species complex

FIGURE 4. Mediterranean distribution of Jujubinus eleonorae n. sp. (square, Skerki Bank), J. trilloi n. sp. (triangle, Talbot Bank) and J. curinii (circle, Scilla).

FIGURE 2. 1–4. Jujubinus eleonorae n in Description of two new Jujubinus species (Gastropoda: Trochidae) from the Sicily Channel, with notes on the Jujubinus curinii species complex

FIGURE 2. 1–4. Jujubinus eleonorae n. sp., Holotype (MNHN 25883). 5–8. J. trilloi n. sp. Holotype (MNHN 25882). 9–12. J. curinii Ex 1 (CS-PM_Jcu001).

FIGURE 1 in On the identities of the molluscan names described in A Short Zoology of Ta h i t i in the Society Islands by Anthony Curtiss in 1938 (Mollusca: Cephalopoda, Gastropoda)

FIGURE 1. The title-page of A Short Zoology of Tahiti in the Society Islands by Anthony Curtiss (1938).

FIGURES 25–28 in Seguenziidae (Gastropoda: Vetigastropoda) from SE Brazil collected by the Marion Dufresne (MD 55) expedition

FIGURES 25–28. Seguenzia triteia sp. nov.; 25. Holotype MNHN IM-2000-27536, apertural view (H = 3.3 mm, D = 2.4 mm); 26–28. Paratype MNHN IM-2000-27540 (H = 3.1 mm, D = 2.2 mm); 26. Lateral view under SEM; 27. Protoconch detail under SEM (scalme bar = 0.1 mm); 28. Umbilical view under SEM.

FIGURES 7–12 in Seguenziidae (Gastropoda: Vetigastropoda) from SE Brazil collected by the Marion Dufresne (MD 55) expedition

FIGURES 7–12. Carenzia and Hadroconus from the MD55 expedition. 7–8. Carenzia trispinosa from Espírito Santo; 7. MNHN (MD55 sta CB77), apertural view (H = 3.6 mm); 8. MNHN (MD55 sta DC70), protoconch detail under SEM (scale bar = 0.1 mm); 9–12. Hadroconus altus from Rio de Janeiro; 9. MNHN (MD55 sta CB99), apetural view (H = 6.0 mm); 10. Same, umbilical view under SEM (D = 7.1 mm); 11. Same, protoconch detail under SEM (scale bar = 0.1 mm); 12. same, apical, slightly umbilical view under SEM.

FIGURES 19–24 in Seguenziidae (Gastropoda: Vetigastropoda) from SE Brazil collected by the Marion Dufresne (MD 55) expedition

FIGURES 19–24. Seguenzia from the MD55 expedition. 19–21. Seguenzia elegans from Espírito Santo; 19. MNHN (MD 55 sta DC70), apertural view (H = 2.8 mm); 20. Same, lateral view under SEM; 21. Same, protoconch detail under SEM (scale bar = 0.1 mm); 22–24. Seguenzia formosa from Espírito Santo; 22. MNHN (MD55 sta DC70), apertural view (H = 3.3 mm); 23. MNHN (MD55 sta DC72), slightly lateral view under SEM (H = 3.4 mm); 24. Same, protoconch detail under SEM (scale bar = 0.1 mm).

FIGURES 13–18 in Seguenziidae (Gastropoda: Vetigastropoda) from SE Brazil collected by the Marion Dufresne (MD 55) expedition

FIGURES 13–18. Halystina umberlee sp. nov.; 13–15. Holotype MNHN IM-2000-27537 (H = 1.78 mm, D = 1.75 mm); 13. Apertural view; 14. Apical view; 15. Umbilical view; 16–18. Paratype MNHN IM-2000-27538, under SEM (H = 2.2 mm, D = 1.8 mm), specimen shows natural shell repair after breakage; 16. Lateral view; 17. Apertural view; 18. Protoconch detail (scale bar = 0.1 mm).

FIGURES 1–6 in Seguenziidae (Gastropoda: Vetigastropoda) from SE Brazil collected by the Marion Dufresne (MD 55) expedition

FIGURES 1–6. Ancistrobasis and Carenzia from the MD55 expedition. 1–3. Ancistrobasis costulata from Espírito Santo; 1. MNHN (MD55 sta DC75, H = 4.0 mm), apertural view; 2. MNHN (MD55 sta DC73), protoconch detail under SEM (scale bar = 0.1 mm); 3. Same, lateral view under SEM (H = 2.8 mm). 4–6. Carenzia carinata from Espírito Santo; 4. MNHN (MD55 sta DC70), apertural view (H = 2.0 mm); 5. Same, apical view under SEM (D = 3.5 mm); 6. Same, protoconch detail under SEM (scale bar = 0.1 mm).

FIGURE 2. Diaphana globosa. A in The family Diaphanidae (Gastropoda: Heterobranchia: Cephalaspidea) in Europe, with a redescription of the enigmatic species C olobocephalus costellatus M. Sars, 1870

FIGURE 2. Diaphana globosa. A. radula (SEM). B. detail of lateral tooth (SEM). C. rachidian tooth. D. male reproductive system (drawing). Abbreviations: d, duct, ga, genital aperture, pr, prostate, ps, penial sheath. Scale bars: A = 20 Μm; B = 3 Μm; C = 10 Μm; D = 200 Μm.

FIGURE 9. Colobocephalus costellatus. A in The family Diaphanidae (Gastropoda: Heterobranchia: Cephalaspidea) in Europe, with a redescription of the enigmatic species C olobocephalus costellatus M. Sars, 1870

FIGURE 9. Colobocephalus costellatus. A. dorsal view of complete animal (automontage picture). B. ventral view of complete animal (automontage picture). C. lateral view of live animal (automontage picture). D. dorsal view of first whorls of shell (SEM). E. detail of protoconch (SEM). F. detail of shell sculpture from last whorl (SEM). G. male reproductive system. Abbreviations: f, foot; ga, genital aperture; m, mouth; mg, median groove; mt, mantle tissue; pr, prostate; ps, penial sheath; sh, shell; t, tentacle. Scale bars: A, B = 250 µm; D, G = 100 Μm; E, F = 20 µm.

FIGURE 1. Diaphana globosa. A in The family Diaphanidae (Gastropoda: Heterobranchia: Cephalaspidea) in Europe, with a redescription of the enigmatic species C olobocephalus costellatus M. Sars, 1870

FIGURE 1. Diaphana globosa. A. dorsal view of live animal (H ~3.3 mm). B. ventral view of live animal. C. right lateral view of live animal. D. dorsal view of shell (automontage picture). E. ventral view of shell (automontage picture). F. ventral view of shell (SEM). G. apex of shell (SEM). H. protoconch. Abbreviations: cs, cephalic shield; f, foot; sh, shell. Scale bars: D, E = 250 µm; F, G= 200 Μm; H = 100 Μm.

FIGURE 5. Diaphana lactea. A in The family Diaphanidae (Gastropoda: Heterobranchia: Cephalaspidea) in Europe, with a redescription of the enigmatic species C olobocephalus costellatus M. Sars, 1870

FIGURE 5. Diaphana lactea. A. dorsal view of shell (SEM). B. ventral view of complete animal (automontage picture). C. apex of shell (automontage picture). D. dorsal surface of shell (SEM). Scale bars: A= 200 µm; B = 1 mm; C = 250 µm; D = 20 Μm.