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FIG. 1 in Caractères diagnostiques morpho-anatomiques d'Oxyloma sarsii (Esmark 1886) (Mollusca Gastropoda Succineidae) et nouvelles données dans le nord-est de la France (Alsace et Franche-Comté)

FIG. 1. — Habitats et coquilles d'Oxyloma sarsii (Esmark, 1886): A, habitat d'O. sarsii dans un ancien méandre du Doubs dans la Réserve naturelle nationale de l'île du Girard dans le Jura; B, B', individus vivants parmi la végétation en berge et issus de l'habitat illustré en A; C-K, coquilles, après extraction de l'animal, provenant des berges du contre canal de drainage du Rhin à Fort-Louis (Bas-Rhin). Échelle: C-K, 5 mm.

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FIG. 4 in Caractères diagnostiques morpho-anatomiques d'Oxyloma sarsii (Esmark 1886) (Mollusca Gastropoda Succineidae) et nouvelles données dans le nord-est de la France (Alsace et Franche-Comté)

FIG. 4. — Anatomie et coquille de Succinea putris (Linnaeus, 1758): A, A', photographie et dessin d'interprétation de l'appareil génital d'un spécimen récolté par Julien Ryelandt aux environs de Rigny en Haute-Saône le 18.VI.2018; B, animal vivant (à proximité de Port-sur-Saône en Haute-Saône); C, coquille correspondante au spécimen ici disséqué (hauteur de la coquille 18,5 mm). Abréviations: voir Matériel et méthodes. Échelles: A, 2,5 mm; C, 5 mm.

Fig. 8 in A fresh start in ambersnail (Gastropoda: Succineidae) taxonomy: finding a foothold using a widespread species of Oxyloma

Fig. 8. Oxyloma salleanum (L. Pfeiffer, 1850). Spring Garden Lake, Volusia County, Florida [O. effusum (L. Pfeiffer, 1853) topotypes]. A–B. Reproductive organs of specimen 2737 (NMV F 304258, shell height 11.0 mm) in ventral view, and male genitalia. C –D. Reproductive organs of specimen 2745 (NMV F 304259, 11.7 mm) in ventral view, and male genitalia. Details of the male genitalia of specimens 2737 and 2745 (B, D), with penial sheath opened to expose the epiphallus and penis with proximal appendix. Penis opened to show the spatial relationships of appendix and epiphallus openings to proximal penis, and the longitudinal folds bearing calcite rosettes embedded in the epithelium. Abbreviations: see Material and methods.

Fig. 7 in A fresh start in ambersnail (Gastropoda: Succineidae) taxonomy: finding a foothold using a widespread species of Oxyloma

Fig. 7. Oxyloma salleanum (L. Pfeiffer, 1850). Intracoastal waterway at Lake Salvador, near Jean Lafitte, Louisiana. A–B. Reproductive organs of specimen 2789 (NMV F 304257, shell height 10.55 mm), in ventral view, and male genitalia. C–D. Reproductive organs of specimen 2788 (NMV F 304256, 10.1 mm), in ventral view, and male genitalia. Details of the male genitalia (B, D), with penial sheath opened to expose the epiphallus and penis with proximal appendix. Penis opened to show the spatial relationships of appendix and epiphallus openings to proximal penis, and the longitudinal folds bearing calcite rosettes embedded in the epithelium. Abbreviations: see Material and methods.

Fig. 5 in A fresh start in ambersnail (Gastropoda: Succineidae) taxonomy: finding a foothold using a widespread species of Oxyloma

Fig. 5. Apertural and reverse view of shell of Oxyloma salleanum (L. Pfeiffer, 1850) and O. effusum (L. Pfeiffer, 1853). A. Photograph of Oxyloma effusum shell taken from the type locality in eastern Florida. Shell is 11.28 mm total height. B. Photograph of Oxyloma salleanum shell taken from the type locality near New Orleans, Louisiana. Shell is 13.11 mm total height. C. Syntypes of Oxyloma salleanum (NHMUK # 20170302). D. Syntypes of Oxyloma effusum (NHMUK # 20170303). Scale bars = 1 mm.

Fig. 3. Maximum likelihood phylogeny from 882 in A fresh start in ambersnail (Gastropoda: Succineidae) taxonomy: finding a foothold using a widespread species of Oxyloma

Fig. 3. Maximum likelihood phylogeny from 882 bp alignment of 15 LSU sequences presenting only the focal taxa and localities. Ultra-fast bootstrap values indicated behind the nodes supported. Full 51-individual analysis reported in Supp. file 2, Supp. file 3. Type localities indicated with an *.

Fig. 6 in A fresh start in ambersnail (Gastropoda: Succineidae) taxonomy: finding a foothold using a widespread species of Oxyloma

Fig. 6. Oxyloma salleanum (L. Pfeiffer, 1850). Intracoastal waterway at Lake Salvador, near Jean Lafitte, Louisiana, specimen 2789 (NMV F 304257, shell height 10.55 mm). A. Dissected animal, with mantle reflected to right to show general layout of organs within body cavity, and organs of mantle cavity in ventral view. B. Genitalia in situ, showing route of right band of the columellar muscle, over male genitalia to reach right ocular peduncle, with branch passing under male genitalia to reach right inferior tentacle, and a lateral branch to insert on vagina. Abbreviations: see Material and methods.

Fig. 4. A in A fresh start in ambersnail (Gastropoda: Succineidae) taxonomy: finding a foothold using a widespread species of Oxyloma

Fig. 4. A. Plot of principal component analysis on Oxyloma effusum (L. Pfeiffer, 1853) (n = 19) and O. salleanum (L. Pfeiffer, 1850) (n = 46) shells collected from the type localities. Landmarked types and original figures are included for each species. Convex hulls are drawn from non-type shells examined. The centroid means of each species shown with oversize symbol. Outline drawings represent the mean form of each nominal species compared to the overall mean shape. B. The outlines of the two nominal species superimposed with O. salleanum in black and O. effusum in gray. The heat map deformation grid shows the shape change from the mean form of O. effusum to the mean form of O. salleanum. Vectors on landmarks show the direction and magnitude of change.

Fig. 1 in A fresh start in ambersnail (Gastropoda: Succineidae) taxonomy: finding a foothold using a widespread species of Oxyloma

Fig. 1. Map of North America showing confirmed localities for Oxyloma salleana (L. Pfeiffer, 1850). Shown in gray are major rivers (USGS 2004).

Fig. 2. Maximum likelihood phylogeny from 690 in A fresh start in ambersnail (Gastropoda: Succineidae) taxonomy: finding a foothold using a widespread species of Oxyloma

Fig. 2. Maximum likelihood phylogeny from 690 bp alignment of 34 COI sequences presenting only the focal taxa and localities. Ultra-fast bootstrap values indicated behind the nodes supported. Full 142-individual analysis reported in Supp. file 2, Supp. file 3. Type localities indicated with an *. Species supported by species delimitation analyses indicated with a hollow circle.

FIG. 10 in The genus Mercuria Boeters, 1971 in France (Gastropoda: Caenogastropoda: Hydrobiidae). West-European Hydrobiidae, Part 13

FIG. 10. — Mercuria meridionalis (Risso, 1826): A-C, France, Nice (?) (MNHN-RIO, paralectotypes, MNHN-IM-2000-32540); A, B, 2 ♂: 2 shells, one of them belongs to the soft parts of Fig. 13C; C, ♂, double magnification compared to shells: view of soft parts showing copulatory organ, head and foot [Giusti separated soft parts of 1 ♀ and 2 ♂ from the shells of 3 paralectotypes but did not attribute each soft body to its shell; he stated only that the female soft body belongs to the largest shell; thus the figured ♂ soft body belongs to one of the two smaller shells of Fig. 13A, B; D, E, ♂, France, Bouches-du-Rhône, at road from La Fareles-Oliviers to Saint-Chamas between Mas Suriane and Mas Moyroux (BOE 3205 ex 0262); D, shell; E, copulatory organ exposed through slit in mantle (shell partially removed). Abbreviations and scale bars, see continuation page 21.

FIG. 7 in The genus Mercuria Boeters, 1971 in France (Gastropoda: Caenogastropoda: Hydrobiidae). West-European Hydrobiidae, Part 13

FIG. 7. — Mercuria anatina (Poiret, 1801): A-F, the Netherlands, Biesbosch (BOE 0271); A, B, ♂; A, shell with partially retracted animal; B, head with copulatory organ exposed through slit in mantle; C, D, ♂: head with copulatory organ, dorsal (C) and ventral view (D); E, F,♀; E, shell; F, body lumen opened to show renal oviductus with receptaculum seminis (rs1) and bursa copulatrix surrounded by intestinal section (partially removed); G, the Netherlands, Oude Maas at Hoogvliet (BOE 0133): shell. Abbreviations: bc, bursa copulatrix; in, intestine; op, operculum; pe, penis; ro, renal oviductus; rs1, single receptaculum seminis; wc, wall of mantle cavity. Scale bar: 1 mm.

FIG. 4 in The genus Mercuria Boeters, 1971 in France (Gastropoda: Caenogastropoda: Hydrobiidae). West-European Hydrobiidae, Part 13

FIG. 4. — Mercuria sarahae sarahae (Paladilhe, 1869), France, Loire-Inférieure, Thouaré-sur-Loire, river Loire (BOE 1478 ex SMNS-FAL); A-C, ♂; A, shell; B, C, head and foot with copulatory organ exposed through slit in mantle, ventral (B) and dorsal view (C); D, E (♀); D, shell; E, body lumen opened to show renal oviductus with receptaculum seminis (rs1) and bursa copulatrix surrounded by intestinal section (partially removed). Abbreviations: bc, bursa copulatrix; fp, fecal pellet; in, intestine; op, operculum; pe, penis; ro, renal oviductus; rs1, single receptaculum seminis. Scale bar: 1 mm.

FIG. 1 in The genus Mercuria Boeters, 1971 in France (Gastropoda: Caenogastropoda: Hydrobiidae). West-European Hydrobiidae, Part 13

FIG. 1. — UTM squares with finding sites (for details see under "Material"). At the Atlantic coast: 4 ■, Mercuria bayonnensis (Locard, 1894); 2, M. baudoniana (Gassies, 1859); 4 ●, M. sarahae (Paladilhe, 1869); 1, M. anatina (Poiret, 1801). At the Mediterranean coasts: 6 ●, M. similis (Draparnaud, 1805); 4, M. meridionalis (Risso, 1826); 1 ■, M. corsensis n. sp.

FIG. 3. — A-E in The genus Mercuria Boeters, 1971 in France (Gastropoda: Caenogastropoda: Hydrobiidae). West-European Hydrobiidae, Part 13

FIG. 3. — A-E, Mercuria bayonnensis (Locard, 1894): A, lectotype of Bythinia [sic] bayonnensis, France, Pyrénées-Atlantiques, Lac de la Négresse près Bayonne (Biarritz) (MHNG-BGT 4943a); B, C, France, Pyrénées-Atlantiques, Biarritz, source dans la falaise, leg. Letellier 1949 (MNHN); B, cleaned; C, specimen with camouflage, front view and back view; D, E, paralectotype (?) of Bythinia [sic] baudoniana Gassies, 1859 (MNHN-PAS ex de Folin), allegedly: Gironde, Le Teich; E, de Folin's label ["ex auctore ipso"]; F-K, Mercuria baudoniana (Gassies, 1859); F-H, syntypes of Bythinia baudoniana, France, Gironde, Le Teich, fossés de la Grande Lande voisins des près salés (MNHN); F, lectotype (MNHN-IM-2000-32542); G, paralectotype; H, Gassies' label; I-K, lectotype of Amnicola lanceolata (Paladilhe, 1869), France, Pyrénées-Atlantiques, Saint-Jean-de-Luz (MHNG-BGT 5437); J, K, Bourguignat's labels on the tube of the holotype. Scale bar: 3 mm. All reproductions of labels in this and the following figures are in natural size.

FIG. 14 in The genus Mercuria Boeters, 1971 in France (Gastropoda: Caenogastropoda: Hydrobiidae). West-European Hydrobiidae, Part 13

FIG. 14. — Pseudamnicola sp., France,Pyrénées-Orientales,Salses, ditch at path from Route nationale to Fontdame (BOE 0998), (juvenile ♂): A, shell (partially destroyed); B, copulatory organ exposed through slit in mantle. Abbreviations: op, operculum; pe, penis. Scale bar: 1 mm.

FIG. 8 in An assessment of the genus Columbella Lamarck, 1799 (Gastropoda: Columbellidae) from eastern Atlantic

FIG. 8. — Protoconchs of Columbella spp.: A, Columbella adansoni Menke, 1853, Tenerife Is., Canary Islands; B, Columbella xiphitella Duclos, 1840, Miemia, Ghana; C, Columbella rustica (Linnaeus, 1758), San Domino Is., Italy. Arrows indicate the protoconch-teleoconch boundary. Scale bars: 100 µm.

FIG. 6 in An assessment of the genus Columbella Lamarck, 1799 (Gastropoda: Columbellidae) from eastern Atlantic

FIG. 6. — Columbella spp. types: A, B, Columbella rustica (Linnaeus, 1758), syntype of Voluta rustica (LSL.348), Mediterranean (permission of The Linnean Society of London); C, D, Columbela adansoni Menke, 1853, lectotype SMF, Cape Verde (after Moolenbeek & Hoenselaar 1991, figs 1, 2); E-G, Columbella xiphitella Duclos, 1840, lectotype (F, G) and paralectotypes (E) from lot MNHN-IM-2000-9599, Gabon; H-L, Columbella xiphitella, lectotype (H, J, K) and paralectotypes (I, L) of C. nucleus Kiener, 1841 from lot MHNG-MOLL-95502. Symbols:, the selected lectotypes;, the paralectotype with close-up of the protoconch (L).

FIG. 1 in An assessment of the genus Columbella Lamarck, 1799 (Gastropoda: Columbellidae) from eastern Atlantic

FIG. 1. — Map of the collecting sites (for details see Table 1). Symbols: �, Columbella rustica (Linnaeus, 1758); �, Columbella adansoni Menke, 1853;

FIG. 9 in An assessment of the genus Columbella Lamarck, 1799 (Gastropoda: Columbellidae) from eastern Atlantic

FIG. 9. — Radula of Columbella xiphitella Duclos, 1840: A, Miemia, Ghana; B, Lagoa Azul, São Tomé, detail of the rachidian. Scale bars: 100 µm.