FIGURE 5. Clypeaster sp., La Vela Formation, Falcón state, Venezuela. 1, Clypeaster rosaceus Linnaeus, 1758, detail of petal, UNEFM-IF-007. 2, Clypeaster subdepressus, UNEFM-IF-009, aboral view; rectangle borders the petal detail showen in 3. 3, Clypeaster subdepressus (Gray, 1825), detail of posterior petal, UNEFM-IF-009. Scale bar equals 1 mm.