. Bulletin of the British Museum (Natural History), Geology. number of plates per column 50- 40 30- 10 ^ ^v â s<b ⢠⢠⢠⢠⢠â¢â¢ ⢠⢠â â â â â â â â â â â â â â tf\& m m test length (mm) 20 30 40 Fig. 57 Number of ambulacral plates plotted against test size for Holaster bischoffi (#, â ) and H. subglobosus (O, â¡)â. 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(N


. Bulletin of the British Museum (Natural History), Geology. number of plates per column 50- 40 30- 10 ^ ^v â s<b ⢠⢠⢠⢠⢠â¢â¢ ⢠⢠â â â â â â â â â â â â â â tf\& m m test length (mm) 20 30 40 Fig. 57 Number of ambulacral plates plotted against test size for Holaster bischoffi (#, â ) and H. subglobosus (O, â¡)â. 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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