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Fig. 4 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 4. Jurassic species originally included in Promathildia (family Gordenelllidae) (see also Fig. 1E, F). A–C. Mathilda janeti Cossmann, 1885 is designated as type species of Promathildia herein; Hérouvillette, France, late Bathonian. A. From Cossmann (1885: pl. 14: 20, 21), with protoconch in lateral (A1) and axial (A2) views. B. Last whorl with aperture; from Cossmann (1885: pl. 14: 19). C. Mathilda janeti Cossmann, 1885; from Cossmann (1885: pl. 14: 18). D. Mathilda reticularis (Piette, 1855), Le Wast, late Bathonian; from Cossmann (1885: pl. 8: 9). E. Mathilda reticularis (Piette, 1855), Rumigny, France, late Bathonian; from Cossmann (1885: pl. 17: 34), lectotype. F. Pterocera cassiope d'Orbigny, 1850, France, Oxfordian; from Piette (1864–91: pl. 35: 4).
Fig. 9 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 9. Type species and examples for Triassic and Jurassic genera of the family Tofanellidae. A, B. Tofanella laevigata (von Münster, 1841), Cassian Formation, Alpe di Specie, Dolomites, N Italy, Late Triassic A. From Bandel (1995: pl. 10: 1). B. From Bandel (1995: pl. 10: 2). C. Cristalloella (Cristalloella) cassiana Bandel, 1995, Cassian Formation, Campo, Dolomites, N Italy, Late Triassic; from Bandel (1995: pl. 10: 9). D. Cristalloella (Wonwalica) minuta Schröder, 1995, Wąwał, Poland, Valanginian; from Schröder (1995: pl. 10: 1). E. Neodonaldina elongata (Zardini, 1978), Cassian Formation, Alpe di Specie, Dolomites, N Italy, Late Triassic. Protoconch (E1) from Bandel (1996: fig. 5d), whole specimen (E2) from Bandel (1996: fig. 6a). F. Graphis rotundata (Gründel, 1998), borehole Heringsdorf 4/63, Germany, middle Callovian; from Gründel (1998: pl. 1: 5). G. Graphis albida (Kanmacher, 1798), Pliocene, Nice/France; from Bandel (2005: fig. 64). H. Camponaxis lateplicata (Klipstein, 1843), Cassian Formation, Misurina, Dolomites, N Italy, Late Triassic; from Bandel (1995: pl. 14: 3). I. Usedomella laevigatoidea (Gründel, 1993), borehole Kłęby 1/37 (formerly Klemmen), Poland, Callovian; from Gründel (1998: pl. 2: 19). J. Urlocella minuera Gründel, 1998, bore Kłęby 1/37, late Bathonian; from Gründel (1998: pl. 1: 11).
Fig. 8 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 8. Coaxial heterostrophic protoconchs of Mathilda and Tofanella sensu Bandel (1995) do not show principal differences. A. Mathilda bolina (von Münster, 1841) sensu Bandel (1995), Alpe di Specie, N Italy, Late Triassic; from Bandel (1995: pl. 2: 2). B. Tofanella cancellata Bandel, 1995, Cassian Formation, Campo, Dolomites, N Italy, Late Triassic; from Bandel (1995: pl. 11: 8).
Fig. 1 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 1. Type species and examples for Jurassic genera of the family Mathildididae. A. Mathilda angulata (Gründel, 1997), erratic boulder from Hohendorf near Wolgast 3/96/3, Germany, Callovian; from Gründel (1997: pl. 5: 73). B. Tangarilda subturritella (d'Orbigny, 1850), Kanonenberg near Halberstadt, Germany, Hettangian; from Gründel (2010: pl. 3: 3). C. Jurilda concava (Walther, 1951), borehole Kłęby (formerly Klemmen) 1/37, Poland, Bathonian; from Gründel (1997: pl. 1: 1). D. Tricarilda plana (Gründel, 1973), bore Kłęby (formerly Klemmen) 1/37, Poland, Callovian; from Gründel (1997: pl. 3: 41). E, F. The group of Turritella binaria (Jurilda or Tricarilda). These species were also originally included in Promathildia; see also Fig. 4. E. Alaria clathrata Terquem and Jourdy, 1871, Les Clapes, Bathonian; from Terquem and Jourdy (1871: pl. 4: 7). F. Turritella binaria Hébert and Eudes−Deslongchamps, 1860, La Motte Bourbon, early Callovian, Bayerische Staatssammlung für Paläontologie BSPG 2012 I 22.
Fig. 7 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 7. Type species and examples for Triassic and Jurassic genera of the family Gordenellidae. A. Camponella pianozensis (Zardini, 1985), Cassian Formation, S Tyrol, Italy, Late Triassic; from Bandel (1995: pl. 8: 7). B. Proacirsa sp., cf. struvii (Lahusen, 1883), Dubki near Saratov, Russia, late Callovian; from Gründel (2005: pl. 5: 12, 16). Whole specimen (B1), protoconch (B2). C. Proacirsa laevigata (Eudes−Deslongchamps, 1843), erratic boulder from Bauer−Wehrland, Germany, Callovian; from Gründel (2000: pl. 1: 15). D. Schafbergia crenata (Stoliczka, 1861), Schafberg near St. Wolfgang, Austria, late Pliensbachian; from Szabó (2008: fig. 87B).
Fig. 6 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 6. Type species and examples for Jurassic genera of the family Gordenellidae. A, B. Gordenella pommerana (Schmidt, 1905), Kłęby (formerly Klemmen), Poland, late Oxfordian. A. From Gründel (2000: pl. 1: 8). B. From Gründel (2000: pl. 1: 11). C. Turritelloidea opalina (Quenstedt, 1852), Mistelgau, Germany, late Toarcian, see also Gründel (2005: figs. 2/1, 3). D. New genus, new species to be described elsewhere, Buttenheim, Germany, late Pliensbachian; whole specimen (D1), early whorls (D2).
Fig. 11 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 11. Stratigraphic ranges of mathildoid genera with indications of some possible phylogenetic relationships.
Fig 5 in Evolution and classification of Mesozoic mathildoid gastropods
Fig 5. Type species and examples for the Jurassic genus Promathildia (family Gordenellidae) and protoconch of Falsoebala for comparison. A. Promathildia ziczac (Eudes−Deslongchamps, 1842), type species of Clathrobaculus, France, Early Jurassic; from Eudes−Deslongchamps (1843: pl. 11: 8, 9). Whole specimen (A1), last whorl enlarged (A2). B. Promathildia sp., cf. eucycla (Hébert and Eudes−Deslongchamps, 1860), erratic boulder from Vorpommern (NE Germany), Callovian; from Gründel (2000: pl. 1: 2). C. Promathildia sp., bore Usedom 3/63 (NE Germany), Late Bathonian, protoconch; from Gründel (1997: pl. 4: 48). D. Falsoebala compacta Gründel, 1998, bore Kłęby (formerly Klemmen) 1/37, Poland, Callovian, protoconch.
Fig. 3 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 3. Type species and examples for Jurassic genera of the family Mathildididae. A. Carinathilda carinata Gründel, 1997, bore Kłęby (formerly Klemmen) 1/37, Poland, Bathonian; from Gründel (1997: pl. 7: 98). B. Angulathilda calloviensis (Gründel, 1997), erratic boulder from Hohendorf near Wolgast 3/96/3, Germany, Callovian; from Gründel (1997: pl. 7: 98, 101). Whole specimen (B1), detail of the ornament (B2). C. Erratothilda erratica (Gründel, 1990), erratic boulder from Bauer−Wehrland, Germany, Callovian; from Gründel (1997: pl. 7: 104, 105). Whole specimen (C1), detail showing ornament (C2).
Fig. 2 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 2. Type species and examples for Cretaceous genera of the family Mathildidae. A. Gymnothilda levata Schröder, 1995, Wąwał, Valanginian; from Kaim (2004: fig. 113A1). B, C. Bathraspira pagodoidea (Kiel, 2006), Mahajanga Basin/Madagascar, Albian; from Kiel (2006: figs. 8.1, 8.2). Juvenile (B) and adult (C) specimens.
Fig. 10 in Evolution and classification of Mesozoic mathildoid gastropods
Fig. 10. Type species and examples for Jurassic genera of the family Tofanellidae. A. Conusella conica Gründel, 1999, Grimmen, Germany, late Pliensbachian. Whole specimen (A1) from Gründel (1999: pl. 8: 8); protoconch in apical view (A2) from Gründel (1999: pl. 9: 2). B, C. Reinbergia inflata Gründel, 2007, borehole Kb Rnb Gm 4/66 Reinberg, Germany, late Pliensbachian. B. From Gründel (2007: pl. 7: 6, 7). C. From Gründel (2007: pl. 7: 8).
Fig. 1 in The Neogene strombid gastropod Persististrombus in the Paratethys Sea
Fig. 1. Distribution of the Persististrombus species plotted on a map of the Middle Miocene Paratethys Sea (modified from Harzhauser et al. 2007). Stippled area represents the distribution of Persististrombus inflexus (Eichwald, 1830). 1, Persististrombus exbonellii (Sacco, 1893); 2, Persististrombus pannonicus Harzhauser and Kronenberg nov. sp.; 3, Persististrombus lapugyensis (Sacco, 1893); NAFB, North Alpine Foreland Basin. Note that this map shows an Early Langhian situation, whereas the distribution data unite Langhian and Serravallian occurrences.
Fig. 2. Muricid gastropod Lepsiella. A–C in The Australasian muricid gastropod Lepsiella as Pleistocene visitor to southernmost South America
Fig. 2. Muricid gastropod Lepsiella. A–C. Lepsiella ukika sp. nov.; three of six recovered Pleistocene specimens, Marine terrace at Caleta Pantalón, Navarino Island, Chile. A. CEGH−UNC 23917, holotype, 17.5 mm height. B. CEGH−UNC 23896, paratype, 17.7 mm height. C. CEGH−UNC 23897, paratype, 19.85 mm height; the outer lip of this specimen is partially broken. D, E. Lepsiella baileyana (Tenison−Woods, 1881); modern specimens from south Australia. D. NMV F699, holotype, 29,7 mm height. E. Recent, 26 mm height. A1–E1 lateral views, A2–E2 apertural views, A3 explanatory drawing.
Fig. 3 in The Australasian muricid gastropod Lepsiella as Pleistocene visitor to southernmost South America
Fig. 3. Polar centric view of the subantarctic region showing the most plausible route of migration of the haustrin muricids from Australasia to southern South America. Previous records indicated by circles, new record is asterisked. Distribution of subantarctic (SAF) and polar fronts (PF) and associated Antarctic Circumpolar Current (ACC) after Orsi et al. (1995) and based on Whitworth (1988). Dashed lines indicate ACC boundary.
Fig. 1. A in New Early Jurassic gastropods from west-central Patagonia, Argentina
Fig. 1. A. Map of Argentina showing the study area in southwestern Chubut province. B. Location map of southwestern Chubut province showing the localities of the new gastropod fauna in Argentinean Patagonia. Stratigraphical log chart of Lomas de Betancourt (C), Cerro La Trampa (D), and Lomas Occidentales (E). Abbreviations: M, mudstone; CS, coarse sand; FS, fine sand; FCMC, fine conglomerate–medium conglomerate.
Fig. 3. Early Jurassic gastropods from Lomas Occidentales fossil locality. A–D in New Early Jurassic gastropods from west-central Patagonia, Argentina
Fig. 3. Early Jurassic gastropods from Lomas Occidentales fossil locality. A–D. Pseudomelania feruglioi sp. nov. A. MPEF−PI 4090, paratype, adult teleoconch in lateral views (A1, A2). B. MPEF−PI 4091, paratype, adult teleoconch in lateral view. C. MPEF−PI 4096, juvenile teleoconch in lateral view. D. MPEF−PI 4089, paratype, adult teleoconch in apertural views (D1, D2). E. Pseudomelania sp. adult teleoconch in lateral views (E1, E2), basal views showing ornament details (E3, E4). F, G. Anulifera chubutensis sp. nov. F. SEGEMAR 25000 (MPEF−PI 4107), holotype, teleoconch in lateral (F1) and apertural (F2) views. G. SEGEMAR 25001 (MPEF−PI 4108), fragmentary teleoconch in lateral views (G1, G2). H. Globularia aff. catanlilensis (Weaver, 1931). MPEF−PI 4110, teleoconch in lateral (H1) and apertural (H2) views. Scale bars: A–E 3 mm, F–H, 10 mm.
Fig. 4 in New Early Jurassic gastropods from west-central Patagonia, Argentina
Fig. 4. Early Jurassic gastropods from Lomas Occidentales and Cerro La Trampa fossiliferous localities. A–C. Globularia cf. catanlilensis (Weaver, 1931). A. MPEF−PI 4112; teleoconch in lateral (A1, A2) and apertural (A3) views. B. MPEF−PI 4114; teleoconch in lateral (B1, B2) and latero−apical (B3) views. C. MPEF−PI 4116, teleoconch in lateral views (C1, C2). D. Globularia sp. MPEF−PI 4119; teleoconch in lateral (D1) and apertural (D2) views. E. Naricopsina? sp.; MPEF−PI 3560, teleoconch in latero−apical views (E1, E2). F. Nerinea? sp. 1. MPEF−PI 4123, fragmentary teleoconch in lateral views (F1, F2). G–I. Nerinea? sp. 2. G. MPEF−PI 4124, fragmentary teleoconch in lateral view. H. MPEF−PI 4125, fragmentary teleoconch in lateral view. I. MPEF−PI 4126, fragment of last teleoconch whorl in lateral view. Scale bars: A–D 10 mm, E–I 3 mm.
Fig. 2 in New Early Jurassic gastropods from west-central Patagonia, Argentina
Fig. 2. Early Jurassic gastropods from Lomas Occidentales and Cerro La Trampa fossiliferous localities. A. Lithotrochus humboldtii (von Buch, 1839), MPEF−PI 4127; teleoconch in lateral (A1, A2), latero−apical (A3), and apertural (A4) views. B. Lithotrochus cf. rothi Damborenea and Ferrari, 2008, MPEF−PI 3581; teleoconch in lateral (B1) and apertural (B2) views; apertural detail (B3); teleoconch in basal and apertural view (B4). C, D. Trochidae gen. et sp. indet. 1. C. MPEF−PI 4120, teleoconch in lateral views (C1, C2). D. MPEF−PI 4121, teleoconch in lateral view. E. Trochidae? gen. et sp. indet. 2., MPEF−PI 4122, teleoconch in lateral view. F–I. Pseudomelania feruglioi sp. nov. F. MPEF−PI 4155, holotype, juvenile teleoconch in apertural (F1) and oblique apertural (F2) views. G. MPEF−PI 4087, paratype, juvenile teleoconch in lateral view. H. MPEF−PI 4101, adult teleoconch in lateral view. I. MPEF−PI 4098, juvenile teleoconch in lateral view. Scale bars: A–E 10 mm, F–I 3 mm.
Fig. 3 in Late Cretaceous gastropod egg capsules from the Netherlands preserved by bioimmuration
Fig. 3. Plot of measurements of Late Cretaceous and selected Recent neritid egg capsules (data from Kano and Fukumori 2010).
Fig. 2. A, B in Late Cretaceous gastropod egg capsules from the Netherlands preserved by bioimmuration
Fig. 2. A, B. Late Cretaceous gastropod egg capsules from the late Maastrichtian (Late Cretaceous) of Maastricht, the Netherlands, preserved by bioimmuration (NHMM JJ 13778). A. Aggregate of bioimmured egg capsules, probably the capsule bases, with an eroded basal wall of a cheilostome bryozoan colony, showing the zooid interiors (arrowed) (A1). Close−up view of the egg capsules shown in the centre of A1, with clearly visible outlines of cheilostome zooids within and around the egg capsules, shown by dotted lines (A2). B. Aggregate of presumably unhatched (left) and hatched, in a form of bases (right), egg capsules (B1). The arrow points to the eroded basal wall of a bioimmuring cheilostome bryozoan colony. Close−up views of presumably hatched (B2) and unhatched (B3) egg capsules shown in B1. C. Hatched and unhatched egg capsules of the Recent neritid gastropod species Neritina iris Mousson, 1849, on the shell exterior of a live gastropod Septaria porcellana (Linné, 1758), Kagoshima Bay, Japan (photograph courtesy of Yasunori Kano). Scale bars: A1, B1 1 mm; A2, B2, B3 200 µm; C 5 mm.
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