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258 results for “Frasnian”
Fig. 4 in Gastropod succession across the Early-Middle Frasnian transition in the Holy Cross Mountains, southern Poland
Fig. 4. Early Frasnian Eotomarioidea and Porcellioidea (Vetigastropoda) from the Holy Cross Mountains. A–C. Frydiella kaimi gen. et sp. nov., Jaźwica quarry (set J). A. Holotype, GIUS 4−1136 Jaź−31, lateral view. B. GIUS 4−1137 Jaź−32, apertural (B1), lateral (B2), and basal (B3) views of shell. C. GIUS 4−1135 Jaź−30, fragment of last whorl with well preserved ornamentation. D, E. Lahnospira taeniata (Goldfuss, 1844), Kostomłoty II (Małe Górki) quarry (set B3). D. GIUS 4−2282 Kos−12, apertural view of pyritised shell. E. GIUS 4−2277 Kos−7, lateral view of pyritised shell. F–H. Euryzone delphinuloides (Schlotheim, 1820). F, G. GIUS 4−1237 Ko−24 (F) and GIUS 4−1239 Ko−26 (G), Kowala quarry (set A), lateral views of shells. H. GIUS 4−1637 Jaź−119, Jaźwica quarry (set J), apical (H1) and lateral (H2) views of shell. I–K. Porcellia bifida (Sandberger and Sandberger, 1856), Jaźwica quarry (set J). I, J. GIUS 4−1629 Jaź−111 (I) and GIUS 4−1628 Jaź−110 (J), apical views of shells. K. GIUS 4−1140 Jaź−35, apical (K1) and lateral (K2) views of shell. L, M. Euryzone kielcensis (Gürich, 1896). L. GIUS 4−1467 Kd−3, Kadzielnia (set A), lateral views of neotype shell. M. GIUS 4−1134 Jaź−29, Jaźwica quarry (set J), lateral view of juvenile shell.
Fig. 3 in Crinoid and ostracod succession within the Early-Middle Frasnian interval in the Wietrznia quarry, Holy Cross Mountains, Poland
Fig. 3. Early–Middle Frasnian crinoids from the Wietrznia Ie section, Holy Cross Mountains. A, B. Platycrinites sp. A. GIUS−4−404/2, sample Ie−66, articular facet with very weakly developed fulcrum. B. GIUS−4−404/3, sample Ie−66, articular facet with marginal culmina. C, D. Haplocrinites sp. C. GIUS−4−404/5, sample Ie−48, theca from A−ray side. D. GIUS−4−404/6, sample Ie−48, theca from E−ray side. E. Cupressocrinites sp., GIUS−4−404/8, sample Ie−19. F. Floricrinus sp., GIUS−4−404/6, sample Ie−66. G. Anthinocrinus wenjukowi Yeltyschewa in Yeltyschewa and Stukalina, 1977, GIUS−4−404/15, sample Ie−34. H. Marettocrinus kartzevae (Yeltyschewa and Dubatolova in Dubatolova and Yeltyschewa, 1961), GIUS−4−404/10, sample Ie−19. I. Laudonomphalus humilicarinatus (Yeltyschewa in Dubatolova and Yeltyschewa, 1961), GIUS−4−404/7, sample Ie−19. J. Kstutocrinus sp., GIUS−4−404//13, sample Ie−66. K. Schyschcatocrinus multiformis Głuchowski, 1993, GIUS−4−404/16, sample Ie−19. L. Schyschcatocrinus delicatus Głuchowski, 1993, GIUS−4−404/14, +
Fig. 8 in Brachiopods and their response to the Early-Middle Frasnian biogeochemical perturbations on the South Polish carbonate shelf
Fig. 8. Rhynchonellid brachiopods from the Frasnian of Wietrznia and Dębnik. A. Flabellulirostrum guerichi (Baliński, 1979), ZPAL Bp 60/15, complete shell from the Nodular Limestone (Palmatolepis hassi Zone) of Dębnik in dorsal (A1), ventral (A2), lateral (A3), posterior (A4), and anterior (A5) views. B–D. Flabellulirostrum kielcensis sp. nov., ZPAL Bp 60/1 (B), ZPAL Bp 60/2 (C), and GIUS 4−273 Wt/IM−1 (D), three shells (C—holotype) from the middle Wietrznia Beds of Wietrznia Ie (B, C) and Id−W (D), in dorsal (B1, C1, D1), ventral (B2, C2, D2), lateral (B3, C3, D3), posterior (B4, C4, D4), and anterior (B5, C5, D5) views. E–G. Flabellulirostrum rackii sp. nov., ZPAL Bp 60/11 (E), GIUS 4−273 Wt/IM−9 (F), and ZPAL Bp 60/12 (G), three shells (G—holotype) from the middle Wietrznia Beds of Wietrznia Ie (E, G) and Id−W (F) in dorsal (E1, F1, G1) ventral (E2, F2, G2), lateral (E3, F3, G3), posterior (E4, F4, G4), and anterior (E5, F5, G5) views.
Fig. 4 in Conodont ecology in the Early-Middle Frasnian transition on the South Polish carbonate shelf
Fig. 4. Field photo of thick detrital layers and thin−bedded micritic lithofacies (A) and close−up of graded, partly bioclastic and conglomeratic layer (B; bed 70 at Wietrznia Id−E section, Fig. 6) and of micritic−shaly interval (C) of set C, middle Wietrznia Beds (Pisarzowska et al. 2006; Vierek in press), in the Wietrznia Id section (see Figs. 3, 6, 7); photos by A. Vierek.
Fig. 10 in Brachiopods and their response to the Early-Middle Frasnian biogeochemical perturbations on the South Polish carbonate shelf
Fig. 10. Scatter diagrams of shell width to shell length (A), shell thickness to shell length (B), sulcus width to shell width (C), and number of costae on fold to shell width ratios in Flabellulirostrum kielcensis sp. nov. from Wietrznia Id−W and Ie Wietrznia (solid diamonts) and Flabellulirostrum guerichi (Baliński, 1979) from Dębnik (open diamonts).
Fig. 9 in Brachiopods and their response to the Early-Middle Frasnian biogeochemical perturbations on the South Polish carbonate shelf
Fig. 9. Serial sections of Flabellulirostrum kielcensis sp. nov., ZPAL Bp 60/29, middle Wietrznia Beds of Wietrznia Ie. Numbers refer to distance in mm from ventral umbo.
Fig. 5 in Conodont ecology in the Early-Middle Frasnian transition on the South Polish carbonate shelf
Fig. 5. Conodont biofacies distribution, dominating species, abundance trends and autochtony index (ramiform to platform element ratio; Racki 1993) against carbonate and organic carbon isotopic curves (the results in per mil deviation from the Vienna Peedee Belemnite standard, VPDB; see details in Pisarzowska et al. 2006) for Wietrznia Ie. Note diverse frequency and conodont element ratio within micritic and detrital layers. Biofacies abbreviations: A, ancyrodellid; P, polygnathid; I, icriodontid; M, mesotaxid; Pa, palmatolepid; mix, mixed; *, biofacies determined from low frequency samples (less than 20 Pa elements).
Fig. 1. A in Conodont ecology in the Early-Middle Frasnian transition on the South Polish carbonate shelf
Fig. 1. A. Location of Holy Cross Mountains and Dębnik locality within the palaeogeographic and structural framework of the Devonian in Poland (after Racki 1993: fig. 1). B. Studied localities against palaeogeographic map of the Givetian to Frasnian of Holy Cross Mountains (based on Racki 1993: fig. 2).
Fig. 7 in Molluscs from the Early Frasnian Goniatite Level at Kostomłoty in the Holy Cross Mountains, Poland
Fig. 7. Environmental reconstruction of Early Frasnian Kostomłoty intrashelf basin (see Fig. 1) during deposition of Goniatite Level. Abbreviations: al., algae; am, amphiporoids; b, bactritids; br, brachiopods; bv, bivalves; cr, crinoids; g, goniatitids; ga, gastropods; ms, massive stromatoporoids; n, nautiloids, mm, mud mounds; with probably quasi−estuarine model of water circulation (see Edinger et al. 2002: fig. 1), Kd, Kadzielnia; M, Kostomłoty−Mogiłki; MG, Kostomłoty−Małe Górki; Śc, Ściegnia (wind direction after Golonka et al. 1994).
Fig. 8 in Conodont ecology in the Early-Middle Frasnian transition on the South Polish carbonate shelf
Fig. 8. Conodont biofacies distribution, dominating species and abundance trends against the carbonate and organic carbon isotopic curves for Kowala. Biofacies and other abbreviations: A, ancyrodellid; A. afr.–A. pr., Ancyrodella africana–A. pramosica; I, icriodontid; M, mesotaxid; mix, mixed; P, polygnathid; *, biofacies determined from low frequency samples (less than 20 Pa elements); Kowala Lms Fm., Kowala Limestones Formation.
Fig. 2 in Conodont ecology in the Early-Middle Frasnian transition on the South Polish carbonate shelf
Fig. 2. Location map of studied Early to Middle Frasnian exposures in Poland (A) and Holy Cross Mountains (B; based on Szulczewski 1971: fig. 1). Abbreviations: KW, Kowala railroad cut; T, Kowala quarry; J, Jaźwica quarry; W, Wietrznia I quarry (see Fig. 6); V, Wietrznia II quarry; G, Kostomłoty−Małe Górki quarry; M, Kostomłoty−Mogiłki quarry.
Fig. 7 in Conodont ecology in the Early-Middle Frasnian transition on the South Polish carbonate shelf
Fig. 7. Conodont biofacies distribution, dominating species, abundance trends and autochtony index against the carbonate isotopic curve for Wietrznia Id−W. Biofacies and other abbreviations: A, ancyrodellid; I, icriodontid; M, mesotaxid; M. fals., Mesotaxis falsiovalis; mix, mixed; P, polygnathid; ŚML, Śluchowice Marly Level.
Fig. 2 in Molluscs from the Early Frasnian Goniatite Level at Kostomłoty in the Holy Cross Mountains, Poland
Fig. 2. Middle portion of the section exposed in the westerly corner at the Kostomłoty II quarry (Małe Górki), documenting the boundary between the Szydłówek and Kostomłoty Beds (Early–Middle Frasnian), and with the Goniatite Level marked (after Racki et al. 2004), as well as the upper part of Ściegnia section (after Racki in Penczek 1995). Abbreviation: Pa., Palmatolepis.
Fig. 3 in Molluscs from the Early Frasnian Goniatite Level at Kostomłoty in the Holy Cross Mountains, Poland
Fig. 3. Early Frasnian goniatites from the Goniatite Level at Kostomłoty II quarry (Małe Górki) and Ściegnia, Holy Cross Mountains, Poland. A–D. Juvenile forms of Linguatornoceras sp., GIUS 4−2304 Kos−34/2 (A), GIUS 4−2304 Kos−34/1 (B), GIUS 4−2833 Kos−51/2 (C), and GIUS 4−2833 Kos−51/1 (D) in lateral views. E. Adult form of Koenenites sp., GIUS 4−2837 Kos−55 in lateral (E1) and apertural (E2) views. F–J. Juvenile forms of Acanthoclymenia sp. F. GIUS 4−2834 Kos−52/1 in lateral view. G. GIUS 4−2834 Kos−52/2 in lateral view. H. GIUS 4−2836 Kos−54 in lateral view. I. GIUS 4−2298 Kos−28/1 in lateral (I1) and apertural (I2) views. J. GIUS 4−2298 Kos−28/2 in lateral (J1) and apertural (J2) views. K–Q. Indeterminate goniatite protoconchs, GIUS 4−2835 Kos−53/1 (K), GIUS 4−2835 Kos−53/2 (L), GIUS 4−2835 Kos−53/3 (M), GIUS 4−2835 Kos−53/4 (N), GIUS 4−2835 Kos−53/5 (O), GIUS 4−2835 Kos−53/6 (P), and GIUS 4−2847 Wz−41a/2 (Q) in lateral views.
Fig. 6 in Molluscs from the Early Frasnian Goniatite Level at Kostomłoty in the Holy Cross Mountains, Poland
Fig. 6. Bivalves from the Early Frasnian Goniatite Level (uppermost Szydłówek Beds) at Kostomłoty and Ściegnia, Holy Cross Mountains, Poland. A–F. Glyptohallicardia multicostata sp. nov. A. Holotype, GIUS 4−2290 Kos−20, in lateral (A1), posterior (A2), ventral (A3), and dorsal (A4) views. B, F. GIUS 4−2291 Kos−21/2 (B) and GIUS 4−2847 Wz−41a/1 (F) in lateral views. C, D. GIUS 4−2291 Kos−21/1 (C) and GIUS 4−2291 Kos−21/8 (D) in posterior views. E. GIUS 4−2291 Kos−21/6 in dorsal view. G–J. Glyptohallicardia aff. G. conversa (Clarke, 1904). G–I. GIUS 4−2577 Kos−44/2 (G), GIUS 4−2577 Kos−44/1 (H), and GIUS 4−2577 Kos−44/4 (I) in lateral views. J. GIUS 4−2577 Kos−44/3 in dorsal view. K. Glyptohallicardia cf. palmata (Goldfuss, 1837), GIUS 4−2296 Kos−26 in lateral view. L.?Metrocardia sp., GIUS 4−2295 Kos−25 in lateral view. M–O. Glyptohallicardia ferruginea (Holzapfel, 1895). M. GIUS 4−2293 Kos−23/1 in lateral view. N. GIUS 4−2293 Kos−23/2 in posterior view. O. GIUS 4−2293 Kos−23/3, fragment of valve with ornamentation visible. P, Q.?Cabricardium sp. P. GIUS 4−2581 Kos−48/1 in lateral view. Q. GIUS 4−2581 Kos−48/2 in lateral (Q1) and dorsal (Q2) views. R. Leptodesma sp., GIUS 4−2297 Kos−27 in lateral view.
Fig. 7 in Brachiopods and their response to the Early-Middle Frasnian biogeochemical perturbations on the South Polish carbonate shelf
Fig. 7. Rhynchonellid brachiopods from the Frasnian of Wietrznia and Dębnik. A, B. Hypothyridina sp., ZPAL Bp 60/28 (A) and GIUS 4−273 Wt/IM−4 (B), two complete shells from the middle Wietrznia Beds of Wietrznia Ie and Id−W, respectively, in dorsal (A1, B1), ventral (A2, B2), lateral (A3, B3), posterior (A4, B4), and anterior (A5, B5) views. C. Fitzroyella alata Biernat, 1969, GIUS 4−273 Wt/GR−1, complete shell from the middle Wietrznia Beds of Wietrznia Id−W. D, E. Fitzroyella sp. from the middle Wietrznia Beds of Wietrznia Id−W. D. Incomplete specimen GIUS 4−273 Wt/IM−7 in dorsal (D1) and ventral (D2) views. E. Complete shell GIUS 4−273 Wt/GR−2 in dorsal (E1), ventral (E2), lateral (E3), posterior (E4), and anterior (E5) views. F, G. Plionoptycherhynchus cracoviensis (Gürich, 1903) from the Nodular Limestone (Palmatolepis hassi Zone) of Dębnik. F. ZPAL Bp 60/17, fragment of a large shell in ventral view. G. ZPAL Bp 60/4, complete shell in dorsal (G1), ventral (G2), lateral (G3), posterior (G4), and anterior (G5) views. H. Phlogoiderhynchus polonicus (Roemer, 1866) from the middle Wietrznia Beds of Wietrznia Id−W, shell GIUS 4−273 Wt/IM−8 in dorsal (H1), ventral (H2), lateral (H3), posterior (H4), and anterior (H5) views.
Fig. 6 in Brachiopods and their response to the Early-Middle Frasnian biogeochemical perturbations on the South Polish carbonate shelf
Fig. 6. Orthid, strphomenid, productid, and pentamerid brachiopods from the Frasnian of Wietrznia and Dębnik. A. Schizophoria (Schizophoria) sp., ZPAL Bp 60/1, exterior of dorsal valve from the middle Wietrznia Beds of Wietrznia Ie. B, C. Corbicularia cracoviensis Baliński, 1979, ZPAL Bp 60/18 (B) and ZPAL Bp 60/19 (C), two specimens embedded in rock from the Nodular Limestone (Pa. hassi Zone) of Dębnik. D. Devonoproductus sp., GIUS 4−273 Wt/IM−2, incomplete ventral valve from the middle Wietrznia Beds of Wietrznia Ie. E. Douvillina sp., ZPAL Bp 60/13, two shells embedded in rock from the Nodular Limestone (Pa. hassi Zone) of Dębnik. F. Gypidula sp., ZPAL Bp 60/23, ventral (F1) and lateral (F2) views of the ventral valve from the middle Wietrznia Beds of Wietrznia Ie.
Fig. 5 in Brachiopods and their response to the Early-Middle Frasnian biogeochemical perturbations on the South Polish carbonate shelf
Fig. 5. Discinoid Roemerella? sp. from middle Szydłówek Beds, Kostomłoty II. A. ZPAL Bp 60/27−10, nine specimens adhered to large shell of Phlogoiderhynchus polonicus (Roemer, 1866). B. ZPAL Bp 60/27−9, strongly flattened specimen adhered in the sulcus of a shell of Phlogoiderhynchus polonicus. C. ZPAL Bp 60/27−6, enlargement of flattened and crushed specimen showing details of surface ornamentation.
Fig. 4 in Brachiopods and their response to the Early-Middle Frasnian biogeochemical perturbations on the South Polish carbonate shelf
Fig. 4. Succession of brachiopod assemblages in studied sections during the Early–Middle Frasnian (Palmatolepis transitans–Pa. hassi conodont zones) against carbon isotope record; the δ13C curve generalised from detailed records of Pisarzowska et al. (2006). Abbreviation: Pa., Palmatolepis.
Fig. 18 in Conodont-based event stratigraphy of the Early-Middle Frasnian transition on the South Polish carbonate shelf
Fig. 18. Early to Middle Frasnian ecosystem stratigraphy of the Holy Cross Mountains, plotted against global biotic and eustatic events and generalized δ13Ccarb events based on the Wietrznia reference section, but shown with possible error in the record of major excursion onset (see also Racki et al. 2004: fig. 12); the regional geobiological history follows mainly conodont diversity dynamics and frequency pattern (Sobstel et al. 2006).
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