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Table 2 Intra-specific variabilities (p distances) of North Sea Echinodermata

From: Species identification of echinoderms from the North Sea by combining morphology and molecular data

Species Intra-specific
Min Max
Asteroidea
 Asterias rubens 0.00 0.91
 Leptasterias muelleri 0.00 0.15
 Stichastrella rosea 0.15 0.15
 Astropecten irregularis 1 0.15 0.91
 Astropecten irregularis 2 0.00 1.07
 Luidia sarsii 0.00 0.91
 Anseropoda placenta 0.00 0.46
 Hippasteria phrygiana 0.00 0.91
 Crossaster papposus 0.00 0.16
Echinoidea
 Gracilechinus acutus 0.00 0.76
 Psammechinus miliaris 0.00 0.46
 Strongylocentrotus droebachiensis 0.00 0.00
 Brissopsis lyrifera 0.00 1.83
 Echinocardium cordatum 0.00 1.22
 Echinocardium flavescens 0.00 0.31
 Spatangus purpureus 0.00 0.30
Ophiuroidea
 Asteronyx loveni 0.00 0.00
 Amphipholis squamata 0.00 0.00
 Amphiura chiajei 0.15 2.43
 Amphiura filiformis 0.15 3.44
 Ophiopholis aculeata 0.00 1.06
 Ophiothrix fragilis 0.15 1.83
 Ophiocten affinis 0.00 1.67
 Ophiura albida 0.00 0.97
 Ophiura ophiura 0.00 1.37
 Ophiura sarsii 0.00 2.68
Holothuroidea
 Leptosynapta sp. 0.00 0.36
All species 0.00 3.44