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Fig. 12 in On Triassic Murchisonia-like gastropods-surviving the end-Permian extinction to become extinct in the Late Triassic

Fig. 12. Pleurotomariid vetigastropod Acutitomaria woehrmanni (Koken, 1896) "Unterer Rötelstein", according to Koken (1896, 1897), Feuerkogel, Austria is given as locality. A. GBA 1897/003/0001, fragmented lectotype, early whorls in lateral view (A1), detail of whorl face in lateral view showing ornament, selenizone with lunulae and converging micro-ornament (A2), early whorls in oblique lateral (A3) and apical (A4) views, last whorl in lateral views (A5, A6).

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Fig. 1 in On Triassic Murchisonia-like gastropods-surviving the end-Permian extinction to become extinct in the Late Triassic

Fig. 1. Goniasmatid caenogastropod Laschmaspira lirata sp. nov., Carnian, Feuerkogel, Austria. A. NHMW 2023/0080/0001, holotype, in lateral view (A1), detail of last whorls in lateral view (A2), detail adapical whorl face with spiral lirae in lateral view (A3), detail selenizone (slit-band) in lateral view (A4), detail of whorl face and base of last whorl with spiral lirae in lateral view (A5), early whorls in lateral view (A6, A7), early whorls in oblique lateral view (A8, A 9), detail of early whorls in oblique lateral view showing beginning of selenizone as a sinus (A10), early whorls in apical view (A11).

Fig. 5 in Trepostome bryozoans encrusting Silurian gastropods: A taphonomic window and its implications for biodiversity

Fig. 5. Thin sections of trepostome bryozoan Homotrypa cochlea sp. nov. from Upper Leintwardine Formation, Ludfordian, upper Ludlow, Silurian; Delbury Quarry, Shropshire, UK. A. Holotype, NMW 2019.21G.2.3, ramose colony form (A1), thick mesozooecia walls connected by diaphragms, continue cystose shape of earlier growth (A2). B. NMW 2019.21G.2.4, autozooecia rounded in cross-section, some irregularly shaped.

Fig. 4 in Trepostome bryozoans encrusting Silurian gastropods: A taphonomic window and its implications for biodiversity

Fig. 4. Thin section of trepostome bryozoan Homotrypa cochlea sp. nov. from Upper Leintwardine Formation, Ludfordian, upper Ludlow; Delbury Quarry, Shropshire, UK. Holotype, NMW 2019.21G.2.3, bryozoan colony encrusting gastropod shell and developing ramose form at shell aperture.

Fig. 2 in Trepostome bryozoans encrusting Silurian gastropods: A taphonomic window and its implications for biodiversity

Fig. 2. Trepostome bryozoan Homotrypa cochlea sp. nov. from Upper Leintwardine Formation; Ludfordian, upper Ludlow, Silurian; Delbury Quarry, Shropshire, UK. A. NMW 2019.21G.7.1, bryozoan encrusting the surface of a gastropod shell. B. NMW 2019.21G.33, bryozoan encrusting the surface of a gastropod shell but not growing across aperture.

Fig. 1 in Trepostome bryozoans encrusting Silurian gastropods: A taphonomic window and its implications for biodiversity

Fig. 1. Map showing the location and geological setting (asterisk) of Delbury Quarry in Shropshire, UK (amended from https://digimap.edina.ac.uk/roam/ map/geology and https://digimap.edina.ac.uk/roam/map/os; accessed 05/08/21).

Fig. 23. Hyalogyrinid gastropod Alexogyra marshalli Bandel, 1996 in Palaeoecology of tropical marine invertebrate assemblages from the Late Triassic of Misurina, Dolomites, Italy

Fig. 23. Hyalogyrinid gastropod Alexogyra marshalli Bandel, 1996 from Lago Antorno, northern Italy, Cassian Formation, Carnian, Upper Triassic. A. PZO 12842, in apical view. B. PZO 12843, in apertural view. C. PZO 12844, protoconch in oblique lateral view. D. PZO 12845, in oblique apertural view to show base.

Fig. 5. Trochonematid gastropod Eunema badioticum Kittl, 1891, PZO 12796 in Palaeoecology of tropical marine invertebrate assemblages from the Late Triassic of Misurina, Dolomites, Italy

Fig. 5. Trochonematid gastropod Eunema badioticum Kittl, 1891, PZO 12796, from Lago Antorno, northern Italy, Cassian Formation, Carnian, Upper Triassic. In apertural (A1) and lateral (A2, A3) views; A4, detail of last whorl showing fine ornamentation including pits on upper angulation, in lateral view.

Fig. 7 in A new caenogastropod from the upper Rhaetian of Lombardy: Palaeobiogeographical history and implications for the Early Jurassic gastropod recovery

Fig. 7. Early Jurassic palaeogeographical distribution of the Zygopleuralike species listed in Table 1. Map simplified from the late Sinemurian map of Dercourt et al. (2000). Abbreviations: 1, Zygopleura vinosimonensis; 2, Melania theodori; 3, Zygopleura subnodosa; 4,Chemnitzia tatia; 5, Chemnitzia polyplecta; 6, Chemnitzia moorei; 7, Chemnitzia veturia; 8, Chemnitzia catacyclus; 9,Chemnitzia appenninica; 10, Chemnitzia paradisi.

Fig. 3 in A new caenogastropod from the upper Rhaetian of Lombardy: Palaeobiogeographical history and implications for the Early Jurassic gastropod recovery

Fig. 3. Zygopleurid? gastropod Ederazyga fanchini gen. et sp. nov.; upper Rhaetian, Villa Edera (Lombardy, northern Italy). A. Holotype MSNVI 042/049, inner mould in apertural (A1), basal (A2), and dorsal (A3) views; external mould in general view (A4), rubber cast of the dorsal view (A5), detail of the apical spire (A6), and detail of the penultimate and last whorls (A7). B. Plaster cast replica of MSNVI 042/049a, inner mould in apertural (B1), basal (B2), and dorsal (B3) views.

Fig. 2 in A new caenogastropod from the upper Rhaetian of Lombardy: Palaeobiogeographical history and implications for the Early Jurassic gastropod recovery

Fig. 2. Comparison between the holotype of zygopleurid? gastropod Cerithium? lateplicatum Klipstein, 1843 and the specimens illustrated by Bandel 1995), here ascribed to a tofanellid Camponaxis bandeli sp. nov.; lower Carnian, eastern Dolomites (Southern Alps, northern Italy). A. Fragmentary type specimen (NHMUK PI OR 35701) of Cerithium? lateplicatum, original illustration from Klipstein (1843: pl. 11: 35). B, C. Camponaxis bandeli sp. nov. B. Holotype, adult shell (RGM 219 039), from Bandel (1995: pl. 14: 5). C. Paratype, juvenile shell (RGM 219 040), from Bandel (1995: pl. 14: 3). Reproduced accordingly to CCBY 4.0 license.

Fig. 5 in A new caenogastropod from the upper Rhaetian of Lombardy: Palaeobiogeographical history and implications for the Early Jurassic gastropod recovery

Fig. 5. Palaeogeographical distribution of Ederazyga during the Late Triassic. Map modified from the late Norian maps of Dercourt et al. (2000) and Barrier and Vrielinck (2008).

Fig. 6 in A new caenogastropod from the upper Rhaetian of Lombardy: Palaeobiogeographical history and implications for the Early Jurassic gastropod recovery

Fig. 6. Original illustrations of the Early Jurassic Zygopleuralike species probably closely related to Ederazyga. A, B. Chemnitzia moorei Gemmellaro, 1878 (pl. 6: 4, 5), Sinemurian, Rocca Busambra (northwestern Sicily, southern Italy). C. Chemnitzia tatia Gemmellaro, 1878 (pl. 6: 1–3), Sinemurian, Rocca Busambra (northwestern Sicily, southern Italy), in apertural view (C1), detail showing the spiral ornament (C2), and dorsal view (C3). D. Chemnitzia polyplecta Gemmellaro, 1878 (pl. 6: 7, 8), Sinemurian, Rocca Busambra (northwestern Sicily, southern Italy), in apertural (D1) and dorsal (D2) views. E. Chemnitzia catacyclus Di Stefano, 1887 (pl. 2: 7b), Sinemurian, Taormina (eastern Sicily, southern Italy). F, G. Specimens figured by Dubar (1948: pl. 7: 11a, 12) as Zygopleura paradisi (Böhm, 1884), lower Pliensbachian (F) and lower Toarcian (G), Djebel BouDahar, (High Atlas, Morocco). H, I. Chemnitzia appenninica Gemmellaro, 1878 (pl. 9: 1, 2), Sinemurian, Rocca Busambra (northwestern Sicily, southern Italy). J. Chemnitzia veturia Gemmellaro, 1878 (pl. 6: 6), Sinemurian, Rocca Busambra (northwestern Sicily, southern Italy). K. Specimen figured by Fucini (1895: pl. 12: 5, 5a) as Zygopleura polyplecta (Gemmellaro, 1878), Sinemurian, Monte Pisano (Tuscany, central Italy). L. Zygopleura subnodosa (d'Orbigny, 1850), holotype figured by Fischer and Weber (1997: pl. 1: 8), upper Pliensbachian, Calvados (northern France), in dorsal (K1) and apertural (K2) views. M, N. Zygopleura vinosimonensis Fischer and Weber, 1997, syntypes figured by Cossmann (1902: pl. 4: 2, 4) as Zygopleura subnodosa, Hettangian, Vendée (western France).

Fig. 4 in A new caenogastropod from the upper Rhaetian of Lombardy: Palaeobiogeographical history and implications for the Early Jurassic gastropod recovery

Fig. 4. Zygopleurid? gastropod Ederazyga lateplicata (Klipstein, 1843); lower Carnian, eastern Dolomites (Southern Alps, northern Italy). A. Holotype NHMUK PI OR 35701, incomplete shell, in apertural (A1), dorsal (A2), and subdorsal (A3) views, detail of the ornament (A4). B. Original labels of the holotype (the label at the top shows an incorrect inventory number). C. Illustration of a specimen classified by Kittl (1894: pl. 4: 28) as Katosira? lateplicata. D. Original illustration of the specimen MRZ3711, ascribed by Zardini (1978: pl. 28: 8a, b) to Katosira seelandica var. alta, incomplete shell, in apertural (D1) and dorsal (D2) views, reproduced with permission Tipografia Ghedina Snc.

Fig. 6 in A low diversity Sinuites gastropod community from the Floian, Early Ordovician, of South Wales

Fig. 6. Raphistomatid gastropod Ceratopea? moridunensis sp. nov. from the Floian, Lower Ordovician Bolahaul Member of the Ogof Hên Formation, DanlanyCastell quarry, Wales, UK. A. NMW 2017.15G.71, holotype in dorsal (A1) and near apertural (A2) views. B. NMW 2017.15G.72, silicon cast in dorsal view, showing the curvature of the aperture. C. NMW 2017.15G.73, internal mould in dorsal view, showing the flangelike peripheral carina in the early whorls. D. NMW 2017.15G.74, internal mould in dorsal view, with partially preserved distorted shell. E. NMW 2017.15G.76, natural cross section, showing the shape of the lower parts and base of the whorls. F. NMW 2017.15G.75, initial whorls in dorsal view, showing their convexity. G. NMW 2017.15G.77, uncompressed partial specimen in ventral (G1) and ventral oblique (G2) views, showing shape of ornamentation and the wrinkled appearance of comarginal bands. H. NMW 2017.15G.78, silicon cast of ventral side in ventral view (H1), ornamentation and details (H2, H3), umbilical morphology (H4). I. NMW 2017.15G.79, large partial specimen in ventral view, showing the wrinkled appearance of the ornamentation. The arrow points to a bivalve. Scale bars 5 mm.

Fig. 2 in A low diversity Sinuites gastropod community from the Floian, Early Ordovician, of South Wales

Fig. 2. Carcassonellid tergomyan Carcassonnella cf. vizcainoi Horný and Peel, 1996 from the Floian, Lower Ordovician Bolahaul Member of the Ogof Hên Formation, DanlanyCastell quarry, Wales, UK. A. NMW 2017.15G.1, silicon cast, in lateral (A1), posterior oblique (A2), and ventral (A3) views. B. NMW 2017.15G.2, internal mould in lateral view. Scale bars 5 mm.

Fig. 5 in A low diversity Sinuites gastropod community from the Floian, Early Ordovician, of South Wales

Fig. 5. Onychochilid mimospiridan Catalanispira prima sp. nov. from the Floian, Lower Ordovician, Bolahaul Member of the Ogof Hên Formation, DanlanyCastell quarry, Wales, UK. A. NMW 2017.15G.68, internal mould, in dorsal (A1), dorsal oblique (A2), and lateral (A3) views. B. NMW 2017.15G.67, silicon cast of the holotype in dorsal (B1) and dorsal oblique (B2) views. C. NMW 2017.15G.69, internal mould, in dorsal (C1) and anterior (C2) views, the latter shows the apertural plane oriented parallel to bedding plane. D. NMW 2017.15G.70, internal mould, in dorsal (D1), lateral (D2), and apertural (D3) views, the last shows original shape of the conch, the umbilical wall is preserved in the last whorl (arrowed). Scale bars 5 mm.

Fig. 1. A in A low diversity Sinuites gastropod community from the Floian, Early Ordovician, of South Wales

Fig. 1. A. Moridunian stratigraphy (after Fortey and Owens 1978). B–D. Simplified maps of Wales (B), the southeastern part of the country (C), and the area south of Carmarthen (D) showing the location of the study area and outcrop. E. Simplified geological map with position of the DanlanyCastell quarry (modified from Cope 1982).

Fig. 7 in A low diversity Sinuites gastropod community from the Floian, Early Ordovician, of South Wales

Fig. 7. Raphistomatid gastropod Ceratopea? moridunensis sp. nov. from the Floian, Lower Ordovician Bolahaul Member of the Ogof Hên Formation, DanlanyCastell quarry, Wales, UK. A. NMW 2017.15G.80; A1, overview of slab with four specimens in ventral views; A2, specimen with preserved wrinkled shell (white arrow in A1); A3, specimen (black arrow in A1) showing the flangelike peripheral carina (arrowhead). Scale bars 5 mm.

Fig. 4 in A low diversity Sinuites gastropod community from the Floian, Early Ordovician, of South Wales

Fig. 4. Clisospirid mimospiridan Mimospira llangynogensis sp. nov. from the Floian, Lower Ordovician Bolahaul Member of the Ogof Hên Formation, DanlanyCastell quarry, Wales, UK. A. NMW 2017.15G.58, holotype, laterally flattened internal mould in apertural (A1) and lateral (A2, A3) views. B. NMW 2017.15G.59, latex cast of external (B1) and internal (B2) mould. C. NMW 2017.15G.60i, ii, two specimens partly preserved as external and internal moulds (C1); counterpart of the internal mould (arrow in C1) showing its base (C2). D. NMW 2017.15G.61, silicon cast of external mould, showing ornamentation and sutures. E. NMW 2017.15G.62, internal mould, arrow points to excavated ledge along the base. Scale bars 5 mm.