Fig. 4From: Ecophenotypic variations of Encrinus liliiformis (Echinodermata: Crinoidea) from the middle Triassic Muschelkalk of Southwest GermanyEncrinus liliiformis crowns showing the four different classes of ornamentation intensity: a (1) no ornamentation (MHI1004, Crailsheim population); b (2) slight ornamentation (MHI1213/2, Crailsheim population); c (3) clear ornamentation (GPIT/3/106/168, Crailsheim population); d (4) high ornamentation (SMNS 67684, Mistlau population, note the knob-like ornamentation on the outer arm surfaces)Back to article page