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Fig. 8 in Unraveling a new lineage of Hydrobiidae genera (Caenogastropoda: Truncatelloidea) from the Ponto-Caspian region

Fig. 8. Shell, operculum and radula of Shadinia terpoghassiani (Shadin, 1952) from Lake Aiger-Lich, Armenia. A–C. Shell in front view. D. Protoconch and microsculpture. E–F. Internal and external side of the operculum. G. Rows of teeth of the radula. H. Central teeth. I. Detail of outer marginal teeth.

Fig. 2 in Unraveling a new lineage of Hydrobiidae genera (Caenogastropoda: Truncatelloidea) from the Ponto-Caspian region

Fig. 2. Shell, operculum and radula of Intermaria zagrosensis (Glöer & Pešić, 2009) gen. et comb. nov. from Sar Pol Kangarar stream, Kermanshah Province, Iran. A–B. Shell in front view. C. Shell in lateral view. D. Protoconch and microsculpture. E–F. Internal and external side of the operculum. G. Rows of teeth of the radula. H. Central teeth. I. Detail of outer marginal teeth.

Fig. 7 in Unraveling a new lineage of Hydrobiidae genera (Caenogastropoda: Truncatelloidea) from the Ponto-Caspian region

Fig. 7. Anatomy of Persipyrgula saboori (Glöer & Pešić, 2009) gen. et comb. nov. from Zou Eram spring in Zou Eram village, Khorrasan Province, Iran. A. Ctenidium and osphradium. B. Partial nervous system. C. Female genitalia. D. Bursa copulatrix and seminal receptacle. E–F. Head of a male and penis. G. Prostate gland. Anatomical abbreviations given in the Material and methods section.

Fig. 4 in Unraveling a new lineage of Hydrobiidae genera (Caenogastropoda: Truncatelloidea) from the Ponto-Caspian region

Fig. 4. Shell, operculum and radula of Intermaria kermanshahensis (Glöer & Pešić, 2009) gen. et comb. nov. from a spring near Sarabe - Sahneh city, Kermanshah Province, Iran. A–B. Shell in front view. C. Shell in lateral view. D. Protoconch and microsculpture. E–F. Internal and external side of the operculum. G. Rows of teeth of the radula. H. Central teeth. I. Detail of outer marginal teeth.

Fig. 5 in Unraveling a new lineage of Hydrobiidae genera (Caenogastropoda: Truncatelloidea) from the Ponto-Caspian region

Fig. 5. Anatomy of Intermaria kermanshahensis (Glöer & Pešić, 2009) gen. et comb. nov. from a spring near Sarabe - Sahneh city, Kermanshah Province, Iran. A. Ctenidium and osphradium. B. Partial nervous system. C. Female genitalia. D. Bursa copulatrix and seminal receptacle. E–F. Head of a male and penis. G. Prostate gland. Anatomical abbreviations given in the Material and methods section, except DL (distal lobe).

Fig. 4. A in A new species of Anaglyphula Rensch, 1932 from an island off the coast of West Indonesia, with redescription of the type species (Gastropoda: Caenogastropoda: Assimineidae)

Fig. 4. A, Putative constriction position of Anaglyphula yanseni, new species, holotype MZB.Gst. 23.829; B, Constriction of Anaglyphula cancellata Rensch, 1932, syntype NHMUK 1897.8.3.150; C, Constriction of Anaglyphula whitteni Vermeulen, 1996, paratype NHMUK 20000247. Not to scale.

Fig. 1. Anaglyphula cancellata Rensch, 1932, syntype NHMUK 1897.8.3.150. A in A new species of Anaglyphula Rensch, 1932 from an island off the coast of West Indonesia, with redescription of the type species (Gastropoda: Caenogastropoda: Assimineidae)

Fig. 1. Anaglyphula cancellata Rensch, 1932, syntype NHMUK 1897.8.3.150. A, Shell; B, Upper whorls; C, Structure on body whorl; D, Detailed structure on penultimate whorl.

Fig. 3 in A new species of Anaglyphula Rensch, 1932 from an island off the coast of West Indonesia, with redescription of the type species (Gastropoda: Caenogastropoda: Assimineidae)

Fig. 3. Anaglyphula yanseni, new species, holotype MZB.Gst. 23.829. A–B, Shell; A, Visible light camera images; B, SEM images; C, Protoconch; D, Detailed structure on upper body whorl; E, Detailed structure on lower body whorl.

Fig. 2. A in A new species of Anaglyphula Rensch, 1932 from an island off the coast of West Indonesia, with redescription of the type species (Gastropoda: Caenogastropoda: Assimineidae)

Fig. 2. A, Anaglyphula cancellata Rensch, 1932, syntype NHMUK 1897.8.3.149; B–C, Anaglyphula whitteni Vermeulen, 1996, Paratype. NHMUK 20000247; B, Shell; C, Ribbing structure details.

Fig. 5. Acmella species. A in A new species of Anaglyphula Rensch, 1932 from an island off the coast of West Indonesia, with redescription of the type species (Gastropoda: Caenogastropoda: Assimineidae)

Fig. 5. Acmella species. A, Acmella cf. tersa, NHMUK; B, Acmella moreletiana G. Nevill, 1878, NHMUK 1891.3.17.944–7; C, Acmella mellilla Godwin-Austen, 1895, NHMUK 1903.7.1.1698.

Fig. 2 in Ferussina Petofiana Sp. N. (Gastropoda, Caenogastropoda, Cyclophoridae), The Oldest Representative Of Its Subfamily From The Late Cretaceous Of Romania

Fig. 2. Holotype and only specimen of Ferussina petofiana Páll-Gergely, sp. n.: A–D, F = various views of the shell; E = aperture; G: protoconch and first teleoconch whorls; H = Arrows

Fig. 1 in Ferussina Petofiana Sp. N. (Gastropoda, Caenogastropoda, Cyclophoridae), The Oldest Representative Of Its Subfamily From The Late Cretaceous Of Romania

Fig. 1. Geological setting of the type locality of Ferussina petofiana. A = Position of the Hațeg Basin (rectangle; HB) within Romania. B = Simplified geological map of the Hațeg Basin, highlighting the distribution of the uppermost Cretaceous continental deposits (shades of green). Legend: 1 – surrounding metamorphic basement, 2 – units of the sedimentary basin infill (mostly marine), 3-5 – fossiliferous Maastrichtian continental deposits, with 3 – Sînpetru Formation, 4 – Densuș-Ciula Formation (v – volcaniclastic beds), and 5 – Sînpetru Formation-correlative units (see CSIKI-SAVA et al. 2016), 6 – Quaternary cover, 7 – sites with gastropod assemblages (a – SCHAFARZIK 1909, b – RĂDULESCU et al. 1976, c –ANTONESCU et al. 1983, d –GRIGORESCU et al. 1985, e – PANĂ et al. 2002, f – CSIKI et al. 2008, g – VASILE et al. 2011; see text for details), 8 – site K3 of Vălioara, the type locality of Ferussina petofiana (from BOTFALVAI et al. 2021). C = Synthetic lithological column near site K3 (marked by red arrow), modified from BOTFALVAI et al. (2021). Lithofacies abbreviations: BChD – braided channel deposits, mainly conglomerates, ChL – sandstone channel lag, SSp – sandstone sheet-splay, PdFP – poorly drained floodplain deposits, mainly grey-greenish silts and muds, WdFP – well-drained floodplain deposits, mainly red silts and muds. For more details, see BOTFALVAI et al. (2021). D. View of site K3 in the Pârâul Neagului ravine, located in grey-greenish fine-grained floodplain deposits (near handle of hammer). E. The Retezat Mountains overlooking the Hațeg Basin from the south (photo by Gergő Konecsni), mentioned by the Petőfi poem written during his 1849 visit in the

Fig. 3 in Ferussina Petofiana Sp. N. (Gastropoda, Caenogastropoda, Cyclophoridae), The Oldest Representative Of Its Subfamily From The Late Cretaceous Of Romania

Fig. 3. Artistic reconstruction of Ferussina petofiana Páll-Gergely, sp. n. (artwork by Márton Zsoldos)

Fig. 127 in Cochlostoma Jan, 1830 revised: an overview of the subgenus Turritus Westerlund, 1883 and its species (Caenogastropoda, Cochlostomatidae)

Fig. 127. Samples from the Apuane Alps not assigned to described taxa. A. NFS154, 1- Equi Terme (EZ- 0783). B. NFS155, 1- Piastra (EZ-1150). C. NFS155, 1- Gragnana (WdM-4143). D. NFS159, 1- Val Serenaia (EZ-0937).

Fig. 129. NFS108. A. 1 in Cochlostoma Jan, 1830 revised: an overview of the subgenus Turritus Westerlund, 1883 and its species (Caenogastropoda, Cochlostomatidae)

Fig. 129. NFS108. A. 1- Lučane, HR (HNHM-92278). B. 2- Vrnjača, Mosor mts, HR (WdM-6671). C. 3- Visočica peak 1150, HR (HNHM-97144). D. 4- Rossijev Kuk, HR (HNHM-DL243).

Fig. 126 in Cochlostoma Jan, 1830 revised: an overview of the subgenus Turritus Westerlund, 1883 and its species (Caenogastropoda, Cochlostomatidae)

Fig. 126. Distribution of samples of clade B which will need further studies: white = NFS154; cyan = NFS155; purple = NFS159; orange = NFS142; red = NFS128; green = NFS108; yellow = NFS 143; blue = NFS018.

Fig. 125. NFS152. A. 1 in Cochlostoma Jan, 1830 revised: an overview of the subgenus Turritus Westerlund, 1883 and its species (Caenogastropoda, Cochlostomatidae)

Fig. 125. NFS152. A. 1- Trecchina, I EZ-1134). B. 2- Gole del Raganello, I (EZ-1032). C. 3- Orsomarzo, I (MZUF-GC65117/25572).

Fig. 122. NFS158. A–B. 2 in Cochlostoma Jan, 1830 revised: an overview of the subgenus Turritus Westerlund, 1883 and its species (Caenogastropoda, Cochlostomatidae)

Fig. 122. NFS158. A–B. 2- Otlica, SLO WdM-6751). C. 3- Mejerija, SLO (WdM-6742). D. 4- Kovk, SLO (WdM-6738). E. 5- Farjev Vrh, Trnovski gozd, SLO (WdM-6741).

Fig. 120. NFS153. A–C. 1- 3 in Cochlostoma Jan, 1830 revised: an overview of the subgenus Turritus Westerlund, 1883 and its species (Caenogastropoda, Cochlostomatidae)

Fig. 120. NFS153. A–C. 1- 3 km SE of Oltari, HR (HNHM-100381). D. 2- Oltari, HR (WdM-6892). E. 3- Krasno Polje, HR (WdM-6900).

Fig. 118 in Cochlostoma Jan, 1830 revised: an overview of the subgenus Turritus Westerlund, 1883 and its species (Caenogastropoda, Cochlostomatidae)

Fig. 118. Distribution of samples of clade A which will need further studies: green = NFS064; white = NFS127; blue = NFS145; orange = NFS152; yellow = NFS158; red = NFS153.