Fig. 6 in Crinoids from the Silurian of Western Estonia

Fig. 6. Crinoids from the Silurian of Estonia, middle Äigu Beds, Kaugatuma Formation (Pridoli, Silurian), Kaugatuma Cliff. A. Cladida indet., TUG 1395−9, lateral view of badly disarticulated calyx. B. Enallocrinus sp. holdfast, TUG 1395−39, column of Enallocrinus holdfasts lacking the rhizoids. C. Field photograph of an uncollected in situ Enallocrinus holdfast. Note wide, pentalobate lumen and long radices of holdfast. Scale bars 10 mm.