. Bulletin of the British Museum (Natural History), Geology. SOME LOWER CRETACEOUS T E RE BR AT li LLO 1 D E A 0-4 0-2 0-2 0-3 W 0-5 ^BP^^, ooact 55 07 0-4 ^^^ 0-3 ^^^ 0-3 mm mm O^. Fig. 3. Sixteen tninsversc serial sections througli the umbo of Vcctella woodwardi (NValker) from the Upper Aptian, Upware, Cambridgeshire. BM. X2. Description. Although somewhat terebratulid in general aspect, Vectdla morrisi is characteristically oval in outline with a shorter, more incurved umbo than other described species of Vcctella. Both valves are comparatively flat but the brachial valve has a mar
. Bulletin of the British Museum (Natural History), Geology. SOME LOWER CRETACEOUS T E RE BR AT li LLO 1 D E A 0-4 0-2 0-2 0-3 W 0-5 ^BP^^, ooact 55 07 0-4 ^^^ 0-3 ^^^ 0-3 mm mm O^. Fig. 3. Sixteen tninsversc serial sections througli the umbo of Vcctella woodwardi (NValker) from the Upper Aptian, Upware, Cambridgeshire. BM. X2. Description. Although somewhat terebratulid in general aspect, Vectdla morrisi is characteristically oval in outline with a shorter, more incurved umbo than other described species of Vcctella. Both valves are comparatively flat but the brachial valve has a marked median ridge extending two-thirds of the shell length and giving rise to fairly steep flanks. The pedicle valve remains gently convex. The anterior commissure is marked by a faint uniplication distinguishing it from. 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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