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197 results for “Neogastropoda”
FIGURE 8 in A review of the Polystira clade—the Neotropic's largest marine gastropod radiation (Neogastropoda: Conoidea: Turridae sensu stricto)
FIGURE 8. Linear geographic range (longest distance between sampled localities) plotted against rank for 85 living Western Atlantic morphospecies of Polystira. This hollow curve shows that very few species have large geographic ranges. In contrast, 50 are currently known from just a single site ("spot" occurrence).
FIGURE 2 in New bathyal Anachis (Neogastropoda: Buccinoidea: Columbellidae) from the Southwestern Atlantic, and the designation of a lectotype for A. stricta (Watson, 1882)
FIGURE 2. Three deep sea Anachis from the Western Atlantic (ventral view): A. Anachis rechonchuda n. sp. (holotype), B. Anachis stricta (lectotype—here designated), C. Anachis strix (syntype—TL 9.80 mm). Scale bars: A. 500 µm, B. 1 mm.
FIGURE 1. Anachis rechonchuda n in New bathyal Anachis (Neogastropoda: Buccinoidea: Columbellidae) from the Southwestern Atlantic, and the designation of a lectotype for A. stricta (Watson, 1882)
FIGURE 1. Anachis rechonchuda n. sp. (SEM: A, C. holotype; B, D–G. paratypes, IBUFRJ 19468): A. ventral view, B. lateral view, C. view of aperture, D. view of siphonal canal, E–G. view of protoconch. Scale bars: A–B. 500 µm, C–D and E. 200 µm, F–G. 100 µm.
FIGURE 17 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 17. Teremitra? hortense (Vinassa de Regny, 1898) (A–C). Upper Eocene, Cagnotte, Landes, France [A, MNHN.F.A47755; B–C, MNHN.F.A47756]. Teremitra sp. (D–E), Taiwan, NE coast of Taiwan, off Suao, 24°30'N, 122°04'E, 397–417 m, SL 16 mm.
FIGURE 14. Hortia aotearoa n in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 14. Hortia aotearoa n. sp. A–C. Holotype, SL 9.4 mm. D–F. Paratype 1 (MNHN IM-2012-2523), SL 6.5 mm (F—enlarged protoconch). G–H. Paratypes, SL 6.5 and 5.7 mm. All shells at the same scale.
FIGURE 13. Hortia spenceri n in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 13. Hortia spenceri n. sp. A–D. Holotype, SL 9. 0 mm (D—enlarged protoconch). E. Paratype, SL 8.3 mm, MNHN IM-2012-2524. F. North Island, SE of Aldermen Islands (NMNZ M.066713), SL 6.7 mm. All shells at the same scale.
FIGURE 10. Hortia pseudotaranis n in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 10. Hortia pseudotaranis n. sp. A–B. Holotype, SL 8.4 mm. C. BIOGEOCAL, st. KG 227, 21º33'S, 166º24'E, 500 m, SL 6.3 mm. Hortia solitaria n. sp. D–E. Holotype, SL 6.5 mm.
FIGURE 9 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 9. Shells of Hortia macrocephala n. sp. A–D. Holotype, SL 10.4 mm. D. Enlarged protoconch. E. Paratype, SL 11.2 mm. F. Paratype, SL 8.8 mm. G. Paratype, SL 9.5 mm. H–I. SEM photographs of shell (H) and protoconch (I) of the specimen from the station DW 77, SL 8.7 mm. All shells at the same scale.
FIGURE 6 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 6. Shells of Hortia paradrillia n. sp. A–D. Holotype, SL 8.1 mm. D. Enlarged protoconch. E–G. Paratypes. E. SL 7.0 mm. F. SL 6.4 mm. G. SL 8.0 mm. H. BIOCAL, st. DW 33, 23º10'S, 167º10'E, 675–680 m, SL 8.9 mm. I. BIOCAL, st. DW 51, 23º05'S, 167º45'E, 680–700 m, SL 7.9 mm. All shells at the same scale.
FIGURE 5 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 5. Fossil species of Hortia Lozouet, 1999. A–C. Hortia arriuensis Lozouet, 1999, MNHN.F.A47751, Upper Oligocene, St-Etienne-d'Orthe, Landes, France. D–G. Hortia priabonica n. sp., Upper Eocene, Cagnotte, Landes, France [D–F. MNHN.F.A47752, holotype. G. MNHN.F.A47753, paratype].
FIGURE 4 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 4. Endiatoma quadricincta (Cossmann, 1883), Lower Eocene, St-Gobain, Aisne, France. A–B. MNHN.F.A47757; C–E. MNHN.F.A47757; F–G. MNHN.F.A47759
FIGURE 3 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 3. Fossil species of Pyramimitra and Petrafixia. A–B. Pyramimitra quadralirata Dockery, 1977, MNHN.F.A47754, Middle Eocene, Moody Branch Formation of Mississippi, USA. C. Fusus koeneni Cossmann & Lambert, 1884; Syntype, MNHN.F.J05167, Pierrefitte Sands, St-Hilaire, Essonne, France. D–F. Pyramimitra (Petrafixia) koeneni sensu Cossmann, 1901, said to be from Pierrefitte Sands, St-Hilaire, Essonne, France, MNHN.F.J08574, (specimen figured by Cossmann 1901, pl. 8 fig. 17). G–H. Pyramimitra? olssoni Palmer, 1937, holotype, Middle Eocene, Claiborne Group, Alabama, USA, SL 10 mm (after Palmer, 1937).
FIGURE 1. Bayesian phylogenetic tree obtained with the COI, 12S, 16S in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 1. Bayesian phylogenetic tree obtained with the COI, 12S, 16S, and 28S genes. Posterior probabilities are shown at nodes.
FIGURE 18 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 18. Shells of Vaughanites Woodring, 1928. A–B. Vaughanites leptus Woodring, 1928 (after original illustration). A. Holotype, USNM 369418, SL 17.9 mm. B. USNM 369419. C–I. Vaughanites? superstes n. sp. C–D. Holotype, SL 15.7 mm. E–H. Paratype, SL 19.1 mm. H. Enlarged protoconch. I. Philippines, off Siquijor Island, 9º01'N, 123º26'E, 427 m, SL 14.5 mm. All shells at the same scale.
FIGURE 16 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 16. Radulae of Teremitra (A–F) and Vaughanites? superstes n. sp. (G–H). A–C. Teremitra efatensis, paratype, Vanuatu, MUSORSTOM 8, st. DW 1045, 16º54'S, 168º20'E, 459–488 m, SL 9. 4 mm. A. Central part of the membrane, dorsal view. B. Enlarged part of bending plane. C. Entire radular membrane. D–F. Teremitra fallax n. sp., holotype. D. Dorsal view of the central part of the radular membrane. E. Enlarged rachidian teeth. F. Enlarged lateral teeth. G–H. Vaughanites? superstes n. sp., holotype. G. Dorsal view of the central part of the radular membrane. H. Enlarged part of bending plane to show the lateral teeth.
FIGURE 8 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 8. Anatomy of Hortia paradrillia n. sp. A–B. Anterior part of the body, removed from the shell. C. Anterior part of the mantle. D–E. Right and left views of the organs of the anterior foregut. F. Mid-gut gland, ventral view. Abbreviations: cep.t, cephalic tentacles; col.m, columellar muscle; ct, ctenidium; gmg, granulated part of the mid-gut gland; hg, hypobranchial gland; nep, nephridium; nr, nerve ring; od, odontophore with radula; oe, esophagus; os, osphradium; p, penis; pr, proboscis; prp, propodium; r, rectum; s, siphon; sg, salivary gland; tmg, tubular part of mid-gut gland.
FIGURE 12 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 12. Radulae of Recent Hortia species. A–D. Hortia marshalli n. sp. A. Dorsal view of the central part of the radular membrane of paratype (MNHN IM-2012-2525, shell on 11F–G). B. Same, enlarged anteriormost part of radular membrane. C–D. Northern Bounty Trough (NMNZ M.307883, shell on 11L). C. Dorsal view of the central part of the radular membrane, D. Enlarged central and right lateral teeth. E–F. Hortia spenceri n. sp., holotype. E. Dorsal view of the central part of the radular membrane. F. Enlarged central and right lateral teeth.
FIGURE 2 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 2. Overview of fossil and Recent Pyramimitridae. A. Endiatoma quadricincta (Cossmann, 1883), MNHN.F.A47757, Lower Eocene, France. B–C. Pyramimitra terebraeformis (Conrad, 1848), MNHN.F.J08748, Middle Eocene, USA. D–E. Pyramimitra quadralirata Dockery, 1977, MNHN.F.A47750, Middle Eocene, USA. F. Hortia priabonica n. sp., MNHN.F.A47752, Upper Eocene, France. G. Hortia arriuensis Lozouet, 1999, MNHN.F.A47751, Upper Oligocene, France. H. Hortia pseudotaranis n. sp., New Caledonia, SL 8.4 mm. I. Hortia macrocephala n. sp., New Caledonia, SL 10.4 mm. J. Hortia paradrillia n. sp., New Caledonia, SL 8.1 mm. K. Hortia marshalli n. sp., New Zealand, SL 10.6 mm. L. Hortia spenceri n. sp., New Zealand, SL 9.0 mm. M. Hortia aotearoa n. sp., New Zealand, SL 9.0 mm. N. Hortia solitaria n. sp., South of Madagascar, SL 6.5 mm. O. Teremitra fallax n. sp., Solomon Islands, SL 11.8 mm. P. Teremitra efatensis (Aubry, 1999), Vanuatu, SL 10.8 mm. Q. Teremitra? hortensis (Vinassa de Regny, 1898), Upper Eocene, France. R. Teremitra sp., Taiwan, SL 16 mm. S. Vaughanites? superstes n. sp., Philippines, SL 19.1 mm.
FIGURE 7 in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 7. Radulae of Recent Hortia species. A–D. Hortia macrocephala n. sp., holotype. A. Entire radular membrane. B. Enlarged lateral teeth. C. Enlarged anteriormost part of radular membrane. D. Enlarged rachidian teeth. E–F. Hortia paradrillia n. sp., holotype. E. Dorsal view of central part of radular membrane. F. Enlarged rachidian and lateral teeth.
FIGURE 11. Hortia marshalli n in Lost and found: The Eocene family Pyramimitridae (Neogastropoda) discovered in the Recent fauna of the Indo-Pacific
FIGURE 11. Hortia marshalli n. sp. A–C. Holotype, SL 10.6 mm. D. Paratype, SL 12.0 mm. E. Paratype, SL 12.1 mm. F–G. Paratype, SL 12.4 mm (radula examined, MNHN IM-2012-2525). H–I. Paratype, SL 5.2 mm (H—enlarged protoconch). J–K. Northern Bounty Trough (NMNZ M.307884), SL 8.8 mm. L. Northern Bounty Trough (NMNZ M.307883), SL 12.0 mm. All shells (except I) at the same scale.
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