. Bulletin of the British Museum (Natural History), Geology. . Fig. 46 Microparia {Microparia) porrecta sp. nov. a, cranidium and three thoracic segments, Llanfall- teg Formation, early Llanvirn, D. artus Biozone, loc. 50, x 4, ; b, cranidium, preserved with natural relief, Pontyfenni Formation, upper Arenig, Fennian, B. rushtoni Biozone, loc. 23, x 6, ; c, d, pygidium with 2 thoracic segment tips, Llanfallteg Formation, latest Arenig, D. levigena Biozone, Geological Survey locality W/9 (Strahan et al. 1914: 20), holotype BGS Prl940, dorsal, x 8, and posterior, x 6, views respe
. Bulletin of the British Museum (Natural History), Geology. . Fig. 46 Microparia {Microparia) porrecta sp. nov. a, cranidium and three thoracic segments, Llanfall- teg Formation, early Llanvirn, D. artus Biozone, loc. 50, x 4, ; b, cranidium, preserved with natural relief, Pontyfenni Formation, upper Arenig, Fennian, B. rushtoni Biozone, loc. 23, x 6, ; c, d, pygidium with 2 thoracic segment tips, Llanfallteg Formation, latest Arenig, D. levigena Biozone, Geological Survey locality W/9 (Strahan et al. 1914: 20), holotype BGS Prl940, dorsal, x 8, and posterior, x 6, views Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original British Museum (Natural History). London : BM(NH)
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