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FIGURES 1 in Four new records of Conidae (Mollusca: Caenogastropoda) from the Andaman Islands, India

FIGURES 1. Conus leopardus (ZSI/ANRC-7444). 2. SEM of radular tooth of C. leopardus, 3. SEM of radular tooth of C. litteratus. 4. Shows dull white siphon with a black band and foot sole of living C. leopardus, 5. Shows pinkish or flesh coloured siphon mottled with dark red and foot sole of living C. litteratus. 6. C. litoglyphus (ZSI/ANRC-7443). 7. C. striatellus (ZSI/ANRC-7793). 8 & 9. C. coffeae (Fig.8: ZSI/ANRC-7795). Scale bars: 1: 35 mm; 2: 500 µm; 3: 200 µm; 6, 7, 8 & 9:10 mm.

FIGURE 7. Habitat photos. A. P in New species of Pyrgulopsis Call & Pilsbry, 1886 (Mollusca: Caenogastropoda Hydrobiidae) from two Chihuahuan Desert springs

FIGURE 7. Habitat photos. A. P. madridensis sp. nov., Type locality, Madrid Falls, Presidio Co., TX. B. Crawford-Smith Canyon, Presidio Co., TX. Pool at bottom of image about 1 m across and 0.25 m deep. Photos by B. Schwartz.

FIGURE 6 in New species of Pyrgulopsis Call & Pilsbry, 1886 (Mollusca: Caenogastropoda Hydrobiidae) from two Chihuahuan Desert springs

FIGURE 6. Scanning electron micrographs of radula of Pyrgulopsis madridensis sp. nov. Individuals in A, C were from Madrid Falls and B, D from Crawford-Smith Canyon. A = portion of radular ribbon; B = portion of radular ribbon; C = portion of radular ribbon; D = lateral teeth, inner and outer marginal teeth. Scale bars = 10 µm.

FIGURE 4 in New species of Pyrgulopsis Call & Pilsbry, 1886 (Mollusca: Caenogastropoda Hydrobiidae) from two Chihuahuan Desert springs

FIGURE 4. Shells and anatomical features of Pyrgulopsis madridensis sp. nov. A–C. holotype, Madrid Falls Spring, ANSP A492826. D. Animals with shell removed to show variation in pigmentation. E–F. Penial anatomy illustrating glandular features. Pf=Penial filament, Tg=terminal gland, Tl=terminal lobe, Vg=ventral gland, Dp=penial gland, Dg1=dorsal gland 1, Dg2=dorsal gland 2, Dg3=dorsal gland 3. E. Penis, dorsal surface (yellow color due to Bouin's solution). F. Penis, ventral surface. G. Operculum, outer surface. H. Operculum, inner surface. Scale bars A–F = 100 µm; G–H = 200 µm.

FIGURE 2 in New species of Pyrgulopsis Call & Pilsbry, 1886 (Mollusca: Caenogastropoda Hydrobiidae) from two Chihuahuan Desert springs

FIGURE 2. Morphometric analyses of shell shape of P. metcalfi, P. harrymilleri, P. rubra, and P. madridensis sp. nov. Oversize black markers indicate centroids for each species. Colored ellipses reflect 95% concentrations. Principal component analysis illustrating PC1 compared to PC2. Discriminant function analysis (LDA), illustrating DF1 compared to DF2. In both comparisons, the populations of Pyrgulopsis are distinguishable in shape from each other as well as other Pyrgulopsis species. MF = Madrid Falls, CSC = Crawford-Smith Canyon.

FIGURE 7 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)

FIGURE 7. Distribution of Acicula species in the Caucasus Mts. The symbols marked with numbers (1: Surami range, 2: Manglisi, 3: Martkopi, 4: North Ossetia) do not represent georeferenced localities for Acicula moussoni O. Boettger, 1879 and Acicula parcelineata (Clessin, 1911).

FIGURE 1. A in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)

FIGURE 1. A: An Acicula shell positioned with the axis of the shell on the y-axis and the aperture in the same plane as the objective, showing the location of the 18 landmarks used. B: counting of grooves on the last whorl. Images not to scale. Photos: B. Páll-Gergely.

FIGURE 9 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)

FIGURE 9. Acicula telum Páll-Gergely, n. sp. A: Greater Caucasus Mts, 13 km north-northeast from Sochi; (RMNH; REM- Foto: J.H.W. Krom); B: holotype (LN 10681, specimen1, SMF 366182); C: LN 10564, specimen1; D: LN 10697, specimen1; E: ex. LN 10357, specimen1; F: LN 10523, specimen1. Photos: B. Páll-Gergely except for A (images taken from Boettger et al. 1989).

FIGURE 3 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)

FIGURE 3. (A) Principal Components Analysis and (B) Canonical Variates Analysis for the studied Acicula species, and the ordinations of specimens, with 90% confidence ellipses, based on landmark data.

FIGURE 6. Acicula moussoni O. Boettger, 1879. A in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)

FIGURE 6. Acicula moussoni O. Boettger, 1879. A: Iori1, specimen1; B: LP4S2, specimen1; C: LP7S3, specimen1; D: LN 7767, specimen1; E: LN 10651, specimen1; F: LN 10680, specimen1. All photos: B. Páll-Gergely.

FIGURE 2 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)

FIGURE 2. Means ± 95% Confidence Intervals of (A) Log centroid size, and (B) of the number of grooves, for the studied Acicula species, based on landmark data.

FIGURE 5 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)

FIGURE 5. Shells of Acicula species. A: Acicula limbata Reuss, 1861 (NHMW 2013/0572/0004). B–F: Acicula moussoni O. Boettger, 1879. B: SMF 23858a (labelled as "Acicula (Acicula) zilchi n. sp."); C: SMF 23858b (labelled as "Acicula (Acicula) zilchi n. sp."); D: LP2S3, specimen1; E: "Lectotype" of Acicula moussoni O. Boettger, 1879 (invalidly designated, SMF 4202a); F: F1940, specimen1 (ISU TM-T004-N, neotype, hereby designated). Photos: B. Páll-Gergely (A, C, D, F) and F. Walther (C, E).

FIGURE 10 in The genus Acicula W. Hartmann, 1821 in the Caucasus (Gastropoda: Caenogastropoda: Aciculidae)

FIGURE 10. Synoptic view of Caucasian Acicula. Upper left shell: Acicula limbata Reuss, 1861; other shells in the upper two rows: Acicula moussoni O. Boettger, 1879, third row: Acicula telum Páll-Gergely, n. sp., fourth row: Acicula parcelineata (Clessin, 1911).

Figure 15 in Litthabitellidae: a new family of the Truncatelloidea (Mollusca: Caenogastropoda)

Figure 15. Principal component analysis of the measured shells of Litthabitella. The shell measurements are also shown. Abbreviations: a, shell height; b, body whorl breadth; c, aperture height; d, spire height; e, aperture breadth; α, apex angle measured between the lines tangential to the spire; β, angle between the body whorl suture and the line perpendicular to the columella.

Figure 10 in Litthabitellidae: a new family of the Truncatelloidea (Mollusca: Caenogastropoda)

Figure 10. (a–c) Penes of L. aquaadcrucem – histology: asterix, lobes; f, filament. Scale bars: 100 μm.

Figure 8 in Litthabitellidae: a new family of the Truncatelloidea (Mollusca: Caenogastropoda)

Figure 8. Histology of L. aquaadcrucem: (a) head; (b) radula and ctenidium; (c) stomach; (d) eye. Abbreviations: bc, buccal cavity; c, cuticle; cce, ciliated columnar epithelium; ct, ctenidium; e, eye; es, oesophagus; l, lens; m, mantle; o, odontophores; r, retina; ra, radulae; sg, salivary glands; ss, style sac; vb, vitreous body. Scale bars: a = 150 μm; b–d = 100 μm.

Figure 7 in Litthabitellidae: a new family of the Truncatelloidea (Mollusca: Caenogastropoda)

Figure 7. Female reproductive organs of Litthabitella aquaadcrucem (Sotonići, locality 8): (a) female organs with rectum, anus, ctenidium and osphradium; (b) pallial section of the organs; (c) complex of bursa copulatrix, two receptacles and oviduct; (d) perpendicular sections through the capsule gland. Abbreviations: a, anus; bc, bursa copulatrix; cbc, bursal duct; ct, ctenidium; ga, albumen gland; gn, capsule gland; gp, gonoporus; osp, osphradium; ov, oviduct; rec, rectum; rs1, seminal receptacle close to junction of bursal duct and albumen gland; rs2, seminal receptacle adjoining renal oviduct; vc, ventral channel; vc̍, ventral channel separated with broad folds, imitating spermathecal duct) (after Szarowska 2006).

Figure 14 in Litthabitellidae: a new family of the Truncatelloidea (Mollusca: Caenogastropoda)

Figure 14. Maximum likelihood phylogram computed for all concatenated sequences; bootstrap support and Bayesian posterior probabilities are shown when bootstrap supports>65%.

Figure 12. Maximum likelihood phylogram computed for 18S in Litthabitellidae: a new family of the Truncatelloidea (Mollusca: Caenogastropoda)

Figure 12. Maximum likelihood phylogram computed for 18S sequences; bootstrap support and Bayesian posterior probabilities are shown when bootstrap supports>65%.

Figure 2 in Litthabitellidae: a new family of the Truncatelloidea (Mollusca: Caenogastropoda)

Figure 2. Some of the studied localities: (a) Kostanje (locality 1); (b) Trsteno (locality 5); (c) Tomići (locality 7); (d) Sotonići, spring Voda u Križan (locality 8); (e,f) Levkas Island (locality 10).