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Fig. 5. A–F in Biogeographic and Biostratigraphic Implications of the Serratognathus bilobatus Fauna (Conodonta) from the Emanuel Formation (Early Ordovician) of the Canning Basin, Western Australia

Fig. 5. A–F, Drepanodus arcuatus Pander, 1856. All from sample WCB705/133. A,B, Sa element; (A), CPC39811, lateral view (IY126-002); (B), CPC39812, lateral view (IY126-003). C,D, Sd element; (C), CPC39813, inner lateral view (IY127-028); (D), CPC39814, inner lateral view (IY127-022). (E), Pb element, CPC39815, inner lateral view (IY126-001). (F), Pa element, CPC39816, outer lateral view (IY126-005). G–P, Drepanoistodus sp. cf. D. nowlani Ji & Barnes, 1994. (G), M element, CPC39817, WCB705/243, anterior view (IY129-005). H,I, Sa element; (H), CPC39818, WCB705/133, lateral view (IY126-004); (I), CPC39819, WCB705/133, lateral view (IY127-016). (J), Sb element, CPC39820, WCB705/133, inner lateral view (IY127-029). K,L, Sc element; (K), CPC39821, WCB705/133, outer lateral view (IY126-008); (L), CPC39822, WCB705/133, outer lateral view (IY129-027). (M), Sd element, CPC39823, WCB705/133, inner lateral view (IY127-030). N,O, Pa element; (N), CPC39824, WCB705/243, inner lateral view (IY129-025); (O), CPC39825, WCB705/243, outer lateral view (IY129-026). (P), Pb element, CPC39826, WCB705/243, outer lateral view (IY129-006). Scale bars 100 µm.

Fig. 4. A–F in Biogeographic and Biostratigraphic Implications of the Serratognathus bilobatus Fauna (Conodonta) from the Emanuel Formation (Early Ordovician) of the Canning Basin, Western Australia

Fig. 4. A–F, Bergstroemognathus extensus (Graves & Ellison, 1941). All from sample WCB705/243. (A), M element, CPC39790, posterior view (IY116-046). (B), Sa element, CPC39791, posterior view (IY116-047). (C), Sb element, CPC39792, inner lateral view (IY116-048). (D), Sc element, CPC39793, inner lateral view (IY116-049). (E), Pb element, CPC39794, inner lateral view (IY116-042). (F), Pa element, CPC39795, inner lateral view (IY116-043). G–L, Cornuodus sp. All from WCB705/243; …[continued on facing page]

Fig. 1 in Biogeographic and Biostratigraphic Implications of the Serratognathus bilobatus Fauna (Conodonta) from the Emanuel Formation (Early Ordovician) of the Canning Basin, Western Australia

Fig. 1. Localities and geological maps of the studied area. (A), map of Australia showing location of the Canning Basin; (B), map of the Canning Basin; and (C), map of the Emanuel Creek area showing location of section WCB705 along Emanuel Creek (modified from Nicoll et al., 1993).

Fig. 3 in Biogeographic and Biostratigraphic Implications of the Serratognathus bilobatus Fauna (Conodonta) from the Emanuel Formation (Early Ordovician) of the Canning Basin, Western Australia

Fig. 3. Early Floian palaeobiogeographic reconstruction of eastern Gondwana (after Nicoll et al., 1993; Webby et al., 2000; Huang et al., 2000).

Fig. 2 in Biogeographic and Biostratigraphic Implications of the Serratognathus bilobatus Fauna (Conodonta) from the Emanuel Formation (Early Ordovician) of the Canning Basin, Western Australia

Fig. 2. Conodont biostratigraphy of the Emanuel Formation (late Tremadocian to early Floian, Early Ordovician) of the Canning Basin, and correlation with coeval successions in other regions in South China (Zhen et al., in press a), North China (An et al., 1983) and western Newfoundland (Stouge & Bagnoli, 1988).

FIG. 5 in Metaconularia? pyramidata (Bronn, 1837): a scyphozoan from the Ordovician of Normandy, France, recorded for the first time as a reworked fossil in the Triassic of Devon, England

FIG. 5. — Metaconularia? pyramidata (Bronn, 1837) from the Upper Ordovician Grès de May of May-sur-Orne, Normandy: A, NHMUK PI PG4465; B, NHMUK PI C3409a; C, NHMUK PI CL1000; D, NHMUK PI C3408d; E, NHMUK PI C3407; F, NHMUK PI 3408b; G-L, MNHN.F, d'Orbigny collection no. 25; G, H, specimen MNHN.F.A00023 (a); I, J, specimen MNHN.F.A00023 (b); K, L, specimen MNHN.F.A00023 (c). Scale bars: 10 mm.

FIG. 1 in Metaconularia? pyramidata (Bronn, 1837): a scyphozoan from the Ordovician of Normandy, France, recorded for the first time as a reworked fossil in the Triassic of Devon, England

FIG. 1. — Reproduction of a part of plate 20 of Deslongchamps (1825), showing conulariids referred to as "Conulaire ondulée (var.)" (figs 6a-c; 7a, b) and "Conulaire acutangle" (fig. 8). The former is the large conulariid characteristic of the Ordovician Grand May For- mation of May-sur-Orne, here revised as Metaconularia? pyramidata (Bronn, 1837).

FIG. 4 in Metaconularia? pyramidata (Bronn, 1837): a scyphozoan from the Ordovician of Normandy, France, recorded for the first time as a reworked fossil in the Triassic of Devon, England

FIG. 4. — Metaconularia? pyramidata (Bronn, 1837) from the Upper Ordovician Grès de May of May-sur-Orne, Normandy: Harvard, Bronn collection: A-D, lectotype, MCZ16028; E-H, plaster cast, MCZ16029; I, J, plaster cast MCZ (no number). Scale bars: 10 mm.

FIG. 3 in Metaconularia? pyramidata (Bronn, 1837): a scyphozoan from the Ordovician of Normandy, France, recorded for the first time as a reworked fossil in the Triassic of Devon, England

FIG. 3. — Outcrop (stippled) and subcrop (hatched) of the Sherwood Sandstone Group, including the Budleigh Salterton Pebble Bed Formation, in southern England, with sedimentary column of the BSPBF at its type locality (after Smith & Edwards 1991).

FIG. 2 in Metaconularia? pyramidata (Bronn, 1837): a scyphozoan from the Ordovician of Normandy, France, recorded for the first time as a reworked fossil in the Triassic of Devon, England

FIG. 2. — Locations of Budleigh Salterton (Devon) and May-sur-Orne (Normandy), with the approximate position of the Rheic Suture between the palaeocontinents of Avalonia and Gondwana. Both localities yield Metaconularia? pyramidata (Bronn, 1837): indigenous examples occur in the Upper Ordovician Grès de May of May-sur-Orne, while reworked fossils occur in the Triassic Budleigh Salterton Pebble Beds Formation of Budleigh Salterton.

F in Metaconularia? pyramidata (Bronn, 1837): a scyphozoan from the Ordovician of Normandy, France, recorded for the first time as a reworked fossil in the Triassic of Devon, England

F IG. 7. — Relationship between length/width ratio and apical an- gle in Metaconularia? pyramidata (Bronn, 1837) specimens from the Grès de May of Normandy and reworked conulariids from the Budleigh Salterton Pebble Beds of Devon (circled squares).

FIG. 6 in Metaconularia? pyramidata (Bronn, 1837): a scyphozoan from the Ordovician of Normandy, France, recorded for the first time as a reworked fossil in the Triassic of Devon, England

FIG. 6. — Reworked Ordovician conulariids from the Triassic Budleigh Salterton Pebble Beds Formation, Devon: A, B, Metaconularia? pyramidata (Bronn, 1837) (NHMUK PI G15294); C, D, conulariid indet. (NHMUK PI G15295); E, F, part and counterpart of conulariid indet., probably a juvenile individual of M.? pyramidata (NHMUK PI G15287); G, fragment of M.? pyramidata (NHMUK PI G15288); H, I, conulariid indet., probably a juvenile individual of M.? pyramidata (NHMUK PI G15289); J, K, conulariid indet., probably a juvenile individual of M.? pyramidata (NHMUK PI G15290); L, conulariid indet. (NHMUK PI G15291); M, conulariid indet., probably a juvenile individual of M.? pyramidata (NHMUK PI G15292); N, O, M.? pyramidata (Bronn, 1837) (NHMUK PI G15293). Scale bars: 10 mm.

FIG. 8 in New Monticuliporidae (Bryozoa, Trepostomata) from the Cystoid Limestone Formation (Upper Ordovician) of the Iberian Chains (NE Spain)

FIG. 8. — Monticuliporidae sp. indet., MPZ 2006/110: A, longitudinal thin section showing the large acanthostyles (ac), the peculiar cystiphragms (cy), and the narrow mesozooecia (mz); B, tangential thin section showing the regular hexagonal autozooecia (az) with wall sections having gently beaded (bd) outline, the mesozooecia (mz) in an area where hexagonal autozooecia are not so regular, and large acanthostyles (ac); C, a high-magnification detail of the longitudinal section of an acanthostyle (ac) showing the central lumen on the lower part of the figure and lamination around the lumen; D, a high-magnification detail of the cross section of an acanthostyle (ac) showing the light coloured central lumen (lu) and surrounding dark lamina. Scale bars: A, B, 1 mm; C, D, 0.1 mm.

FIG. 1 in New Monticuliporidae (Bryozoa, Trepostomata) from the Cystoid Limestone Formation (Upper Ordovician) of the Iberian Chains (NE Spain)

FIG. 1. — Outcrops of Ordovician rocks in the Eastern Iberian Chain and their location in the Iberian Peninsula. The lower rectangle marks the location of the study area and measured sections. 1, Valdelaparra; 2, La Peña del Tormo.

FIG. 4. — Monticulipora cystiphragmata n in New Monticuliporidae (Bryozoa, Trepostomata) from the Cystoid Limestone Formation (Upper Ordovician) of the Iberian Chains (NE Spain)

FIG. 4. — Monticulipora cystiphragmata n. sp., schematic tangential section of the holotype (MPZ 2006/134). It shows the disposition of the square- and triangular-shaped mesozooecia (mz), the location of acanthostyles (ac), and the autozooecial aperture shape (az). Scale bar: 0.1 mm.

FIG. 3. — A-D, Monticulipora cystiphragmata n in New Monticuliporidae (Bryozoa, Trepostomata) from the Cystoid Limestone Formation (Upper Ordovician) of the Iberian Chains (NE Spain)

FIG. 3. — A-D, Monticulipora cystiphragmata n. sp.; A, C, longitudinal thin sections of the holotype (MPZ 2006/134) and paratype (MPZ 2006/132),respectively,showing the autozooecia (az), the large cystiphragms (cy) joined in some cases to the opposite wall by diaphragms (dp), and the narrow mesozooecia (mz); B, D, tangential thin sections of the holotype and the same paratype as in C showing square and triangular mesozooecia (mz) in B, and the cystiphragms (cy) cross sections inside autozooecial (az) sections in D; E, F, Monticulipora kolaluensis Jaroshinskaja,1962, MPZ 2006/109; E, longitudinal thin section showing the stylolitic contact with another monticuliporid bryozoan; F, tangential thin section showing the macular autozooecia (maz), the mesozooecia (mz), the acanthostyles (ac) in the common vertex of three autozooecia, and a cross section of a cystiphragm (cy) inside an autozooecial (az) section. Scale bars: 1 mm.

FIG. 2 in New Monticuliporidae (Bryozoa, Trepostomata) from the Cystoid Limestone Formation (Upper Ordovician) of the Iberian Chains (NE Spain)

FIG. 2. — Stratigraphic columns of the Cystoid Limestone Formation: A, Valdelaparra section; B, La Peña del Tormo section. The horizons where bryozoans were collected are marked with a double head arrow in A and with an asterisk in B. Scale bars: A, 10 m; B, 1 m.

FIG. 7. — Prasopora spjeldnaesi n in New Monticuliporidae (Bryozoa, Trepostomata) from the Cystoid Limestone Formation (Upper Ordovician) of the Iberian Chains (NE Spain)

FIG. 7. — Prasopora spjeldnaesi n. sp., schematic longitudinal section showing the shape and distribution of autozooecial (az) cystiphragms (cy) and diaphragms (dp) and a group of densely tabulate mesozooecia (mz) with diaphragms at the same level. In 1 a large mesozooecium divides to form two smaller mesozooecia. Scale bar: 1 mm.

FIG. 5. — A, B in New Monticuliporidae (Bryozoa, Trepostomata) from the Cystoid Limestone Formation (Upper Ordovician) of the Iberian Chains (NE Spain)

FIG. 5. — A, B, Monticulipora kolaluensis Jaroshinskaja, 1962, MPZ 2006/109, longitudinal thin sections; A, area of the zoarium with large cystiphragms (cy) attached to one side of the autozooecial (az) wall that are joined to the opposite wall by diaphragms (dp); B, an area with smaller cystiphragms (cy) located in both sides of the wall as single rows or isolated; C-E, Prasopora carnica Vinassa de Regny, 1915, MPZ 2006/113; C, longitudinal thin section showing the autozooecia (az), the cystiphragms (cy), and the mesozooecia (mz); D, E, two tangential thin sections separated by less than 3 mm and in the same depth of the colony; D, the autozooecia (az) are completely surrounded by mesozooecia (mz); E, the autozooecia (az) are in contact with other autozooecia in most part of their outline, having two cystiphragms (cy) inside, and scarce mesozooecia (mz); F, Prasopora spjeldnaesi n. sp., MPZ 2006/99, basal surface showing the concentrically wrinkled base and the initial point of growth of the zoarium (ipg). Scale bars: 1 mm.

FIG. 10 in New Monticuliporidae (Bryozoa, Trepostomata) from the Cystoid Limestone Formation (Upper Ordovician) of the Iberian Chains (NE Spain)

FIG. 10.— Monticuliporidae sp. indet.,schematic longitudinal section showing a prominent acanthostyle (ac), the shape of diaphragms (dp), cystiphragms (cy) and autozooecial tubes (az), as well as the narrow mesozooecia (mz). Scale bar: 0.1 mm.