. Bulletin of the British Museum (Natural History). 60 M. G. LOCKLEY & A. WILLIAMS. Figs 196-212 Sonerhyella antiqua Jones. Fig. 196. BB 94060, internal mould of a pedicle valve x2-5; Fig. 197, BB 92499, latex cast of internal mould of a brachial valve, showing marginal follicular embayments. x 3; Fig. 198, BB 92495, latex cast of interna! mould of a brachial valve x3; Fig. 199, BB 92496, internal mould of a pedicle valve x 3; all from Lower Llandeilo sandstones, Maes y fallen, Llandeilo. Fig. 200, BB 92401, latex cast of internal mould of a pedicle valve x6; Fig. 201, BB92403, external mo


. Bulletin of the British Museum (Natural History). 60 M. G. LOCKLEY & A. WILLIAMS. Figs 196-212 Sonerhyella antiqua Jones. Fig. 196. BB 94060, internal mould of a pedicle valve x2-5; Fig. 197, BB 92499, latex cast of internal mould of a brachial valve, showing marginal follicular embayments. x 3; Fig. 198, BB 92495, latex cast of interna! mould of a brachial valve x3; Fig. 199, BB 92496, internal mould of a pedicle valve x 3; all from Lower Llandeilo sandstones, Maes y fallen, Llandeilo. Fig. 200, BB 92401, latex cast of internal mould of a pedicle valve x6; Fig. 201, BB92403, external mould of a brachial valve x 6; Fig. 202, BB 92404. internal mould of a pedicle valve x 6; all from the Rhyolitic Conglomerates, Ffairfach Group, type section. Figs 203-204, BB 92408 and 92407 respectively, exteriors of a pedicle and of a brachial valve, both x 3, both from the Flags and Grits, Ffairfach Group, type section. Figs 205-206, BB 94039 and 94037 respectively, internal moulds of pedicle valves, both x 6; Figs 207-208, BB 94038 and 94036 respectively, internal moulds of brachial valves, both x 6; all from Lower Llandeilo Limestones, Old Castle, south Dynevor Park. Llandeilo. Figs 209-210, BB 94041 and 94040 respectively, exteriors of a pedicle and of a brachial valve, both x3. from Lower Llandeilo Limestones, west Dynevor Park, Llandeilo. Figs 211-212. NMW internal moulds of a brachial and of a pedicle valve, both x 6, from Llanvirn sandstones at Tan y Graig. 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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