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FIG. 15. — A in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 15. — A, average Fourier power spectrum for the apical view, 99.95% of the power is described by the first nine harmonics, represented by the arrow; B, same for the ventral view, 99.95% of the power is described by the first 12 harmonics, represented by the arrow.

FIG. 11 in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 11. — Majority rule consensus tree obtained by the comput- er program Winclada99 (Lenght: 100, CI: 0.48, RI: 0.67). Abbreviations: H, Holocene; Md, Middle Age; P, Pleistocene; Pl, Pliocene; R, Recent; s.f., subfossil; O., Ocenebra.

FIG. 10 in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 10. — Strict consensus tree obtained by the computer programs Hennig86 (Lenght: 96, CI: 0.38, RI: 0.50) and Winclada99 (Lenght: 96, CI: 0.38, RI: 0.49). Abbreviations: Cl. 1-Cl. 6, number of the clades; in bold, the characters and in parenthesis, the character states; H, Holocene; Md, Middle Age; P, Pleistocene; Pl, Pliocene; R, Recent; s.f., subfossil; O., Ocenebra.

FIG. 8 in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 8. — Spiral sculpture of recent Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (apertural view); A, B, O. erinaceus (Malaga, Mediterranean Sea, Spain) (MNHN, domaine de collection Botanique et Zoologie); C, D, O. brevirobusta (Casablanca, Atlantic, Morocco) (MNHN R11448 et R11449; Lecointre coll.). Abbreviations: see p. 267. Scale bars: A, C, 1 mm; B, D, 5 mm.

FIG. 9 in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 9. — Spiral sculpture of Ocenebra erinaceus (Linnaeus, 1758) (apertural view); A, specimen from Asti (Pliocene, Italy) (MNHN R11447; Vibray coll.); B, specimen from Aigues-Mortes (Recent, Mediterranean Sea, France) (MNHN R63993; Merle coll.); C, specimen from Saint-Brieuc (English Channel, France) (MNHN R11445; Lhomme coll.); D, specimen from Oléron Island (Atlantic, France) (MNHN R11446; Lacour coll.). Abbreviations: see p. 267. Scale bar: 5 mm.

FIG. 7 in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 7. — Simplistic representation of the ontogeny of the spiral cords of Ocenebra brevirobusta Houart, 2000 (population from Casablanca, Moroccan Atlantic). Abbreviations: adis, adapical secondary cord of the siphonal canal; ADP, adapical primary cord of the siphonal canal; ads, adapical secondary cord of the sutural ramp; IP, infrasutural primary cord; P1, shoulder cord; P2-P6, primary cords of the convex part of the whorl (w.); s2, s3, s6, secondary cords of the convex part of the whorl.

FIG. 13. — A in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 13. — A, intra- and interpopulation analysis using the Procrustes analysis for five specimens of Ocenebra erinaceus (Linnaeus, 1758) from Malaga (red), from Quiberon (blue), and for five specimen from O. brevirobusta Houart, 2000 from Moroccan Atlantic (green); B, morphological comparisons using the Procrustes analysis for the Mediterranean populations of O. erinaceus (Recent: dark red; fossils: light red), the Atlantic Ocean populations of O. erinaceus (Recent: dark blue; fossils: light blue), O. brevirobusta (Recent: dark green; fossil: light green) and for Ocinebrellus inornatus (Récluz, 1851) (black). The populations from Cap Rhir and the Étang de Thau respectively are in yellow and brown colours.

FIG. 3 in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 3. — Location of 14 landmarks on the ventral view of the Ocenebra Gray, 1847. The correspondence between the primary cords (P1 to P4) and the landmarks is given; photo of O. erinaceus (Linnaeus, 1758), V. Berrou.

FIG. 2 in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 2. — Linear measures used for the biometric study of Ocenebra Gray, 1847. Abbreviations: BCS, distance between the base and the old siphonal canal; H, total height; HA, height of the aperture excluding the siphonal canal; HLW, height of the last whorl; HP1, height of the P1 cord spine; HS, height of the siphonal canal; TP1, thickness of P1; WA, width of the aperture; WS, width of the shoulder; photo of O. erinaceus (Linnaeus, 1758), courtesy of R. Houart.

FIG. 1. — A in Quaternary and Recent shells of Ocenebra erinaceus (Linnaeus, 1758) and O. brevirobusta Houart, 2000 (Mollusca, Muricidae, Ocenebrinae): reflections on the intra- and interspecific variations

FIG. 1. — A, geographic range of the genus Ocenebra Gray, 1847 in Europe after Houart (2001a) modified; B, geographic location of the studied samples; photos of Ocenebra, courtesy of R. Houart.

FIG. 2. — Pagurapseudes queirosi n in Two new species of shell-inhabiting tanaidaceans (Crustacea, Peracarida, Tanaidacea, Pagurapseudidae, Pagurapseudinae) from the shallow sublittoral off Vanuatu

FIG. 2. — Pagurapseudes queirosi n. sp.: A, left cheliped; B, pereopod 1 (exopodite indicated by dotted lines); C, exopodite of pereopod 1; D, pereopod 2; E, pereopod 3; F, pereopod 4; G, pereopod 6; H, pleopod. Scale bar: A, B, H, 0.2 mm; C-G, 0.1 mm.

FIG. 4. — Macrolabrum mansoris n in Two new species of shell-inhabiting tanaidaceans (Crustacea, Peracarida, Tanaidacea, Pagurapseudidae, Pagurapseudinae) from the shallow sublittoral off Vanuatu

FIG. 4. — Macrolabrum mansoris n. sp.: A, female cheliped; B, male cheliped; C, pereopod 1; D, exopodite of pereopod 1; E, pereopod 2; F, pereopod 4; G. pereopod 6; H, pleopod; I, uropod, ventral. Scale bar: A-C, 0.4 mm; D-I, 0.2 mm.

FIG. 1. — Pagurapseudes queirosi n in Two new species of shell-inhabiting tanaidaceans (Crustacea, Peracarida, Tanaidacea, Pagurapseudidae, Pagurapseudinae) from the shallow sublittoral off Vanuatu

FIG. 1. — Pagurapseudes queirosi n. sp.: A, holotype ♀, lateral; B, cephalothorax, dorsal; C, left antennule; D, left antenna; E, pleotelson and uropods; F, right mandible; G, distal detail of left mandible; H, maxillule; I, labial palp; J, labrum; K, maxilliped; L, epignath. Scale bar: A, 1 mm; B, 0.5 mm; C-L, 0.2 mm.

FIG. 3. — Macrolabrum mansoris n in Two new species of shell-inhabiting tanaidaceans (Crustacea, Peracarida, Tanaidacea, Pagurapseudidae, Pagurapseudinae) from the shallow sublittoral off Vanuatu

FIG. 3. — Macrolabrum mansoris n. sp.: A, cephalothorax and pereonites 1 and 2, dorsal; B, pleonite 5 and pleotelson, dorsal; C, antennule; D, antenna; E, left mandible; F, labrum and epistome; G, labium; H, maxillule; I, epignath; J, maxilliped. Scale bar: A, B, 0.6 mm; C, D, 0.3 mm; E-J, 0.2 mm.

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Text-fig. 2. (A) Orientation of Schizocrania filosa (HALL, 1847) on articulated shells of benthic brachiopod Rafinesquina sp. (A1–A3 – on dorsal valve of articulated shells, A4 – on ventral valve of articulated shell; forward growth direction is unclear in three specimens) from Upper Ordovician, Corryville Formation, Lawrenceburg, Indiana (after www.drydredgers.org/scizo.htm). (B) Orientation of Schizocrania multistriata (REED, 1905) shells on outer face of conulariid Metaconularia imperialis test (Dobrotivá Formation, Kařízek mine, Barrandian area; after Havlíček and Vaněk 1996); preserved conulariid shell in white, suggested outline of incomplete conulariid test in grey. Arrows indicate direction of forward growth of Schizocrania specimens. in Schizocrania (Brachiopoda, Discinoidea): Taxonomy, Occurrence, Ecology And History Of The Earliest Epizoan Lingulate Brachiopod

Text-fig. 2. (A) Orientation of Schizocrania filosa (HALL, 1847) on articulated shells of benthic brachiopod Rafinesquina sp. (A1–A3 – on dorsal valve of articulated shells, A4 – on ventral valve of articulated shell; forward growth direction is unclear in three specimens) from Upper Ordovician, Corryville Formation, Lawrenceburg, Indiana (after www.drydredgers.org/scizo.htm). (B) Orientation of Schizocrania multistriata (REED, 1905) shells on outer face of conulariid Metaconularia imperialis test (Dobrotivá Formation, Kařízek mine, Barrandian area; after Havlíček and Vaněk 1996); preserved conulariid shell in white, suggested outline of incomplete conulariid test in grey. Arrows indicate direction of forward growth of Schizocrania specimens.

opencc-by-4.0Dec 2017View details →

Text-fig. 6. Shells of the sinistral, flat-topped, freshwater ampullariid Carnevalea thaytinitiensis in indurated sandy marl, Bed A in the stratigraphic section (the pen is 14.5 cm long). in Large Mammals From The Rupelian Of Oman - Recent Finds

Text-fig. 6. Shells of the sinistral, flat-topped, freshwater ampullariid Carnevalea thaytinitiensis in indurated sandy marl, Bed A in the stratigraphic section (the pen is 14.5 cm long).

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Text-fig. 8. a. Shell belonging to one flank of the conch a horizontally bedded individual with sveral large oysters attached to its underside indicating that the shell was either originally vertical or was flipped from one surface to the other by turbulance. Approximately 300 mm across. b. Crushed individual showing oysters encrusting both flanks of the conch. 250 mm in diameter. c. Wave-worn conch showing oysters attached to the umbilicus, the venter and possibly the inside of the body-chamber. Tape measure for scale. d. Flank of conch with crinoid debris and oysters spread around its periphery. Scope of image approximately 350 mm. in 'Cenoceras Islands' In The Blue Lias Formation (Lower Jurassic) Of West Somerset, Uk: Nautilid Dominance And Influence On Benthic Faunas

Text-fig. 8. a. Shell belonging to one flank of the conch a horizontally bedded individual with sveral large oysters attached to its underside indicating that the shell was either originally vertical or was flipped from one surface to the other by turbulance. Approximately 300 mm across. b. Crushed individual showing oysters encrusting both flanks of the conch. 250 mm in diameter. c. Wave-worn conch showing oysters attached to the umbilicus, the venter and possibly the inside of the body-chamber. Tape measure for scale. d. Flank of conch with crinoid debris and oysters spread around its periphery. Scope of image approximately 350 mm.

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Text-fig. 9. a. Shorn-off, vertically embedded conch surrounded by layer of crinoid debris at level of planation of shell and with some debris within the conch at this level. Lateral width of body-chamber 80 mm. b. Example of ammonite that occurs rarely in the Main Cenoceras Bed. Note the poorly defined shell particularly on the outer whorl, suggesting partial dissolution. Tape measure for scale. in 'Cenoceras Islands' In The Blue Lias Formation (Lower Jurassic) Of West Somerset, Uk: Nautilid Dominance And Influence On Benthic Faunas

Text-fig. 9. a. Shorn-off, vertically embedded conch surrounded by layer of crinoid debris at level of planation of shell and with some debris within the conch at this level. Lateral width of body-chamber 80 mm. b. Example of ammonite that occurs rarely in the Main Cenoceras Bed. Note the poorly defined shell particularly on the outer whorl, suggesting partial dissolution. Tape measure for scale.

opencc-by-4.0Aug 2017View details →

Text-fig. 4. Non-mammalian record from travertine of Gánovce-Hrádok Neanderthal site. a) Emys orbicularis s. l. (NM-Rv 21001), internal core of shell in dorsal view; b) Vipera berus (P-14297), partly articulated skeleton in dorsal view; c–e) Aves gen. et sp. (c: NM-Rv 21002a, d: NM-Rv 21002b; e: P-14292), feather impressions in travertine. All scale bars (except "b") are 50 mm, for "b" 10 mm. in Revised Floral And Faunal Assemblages From Late Pleistocene Deposits Of The Gánovce-Hrádok Neanderthal Site -Biostratigraphic And Palaeoecological Implications

Text-fig. 4. Non-mammalian record from travertine of Gánovce-Hrádok Neanderthal site. a) Emys orbicularis s. l. (NM-Rv 21001), internal core of shell in dorsal view; b) Vipera berus (P-14297), partly articulated skeleton in dorsal view; c–e) Aves gen. et sp. (c: NM-Rv 21002a, d: NM-Rv 21002b; e: P-14292), feather impressions in travertine. All scale bars (except "b") are 50 mm, for "b" 10 mm.