Fig. 1 | Nature Communications

Fig. 1

From: New suspension-feeding radiodont suggests evolution of microplanktivory in Cambrian macronekton

Fig. 1

Assemblage of cephalic elements of Pahvantia hastata. Photographs of part and counterpart of specimen KUMIP314089 immersed in dilute ethanol (a, b, d, f) or dry (c, e). a, b General views of part (a) and counterpart (b). cf Details of the frontal appendage (c, d), its setae (e), and its proximalmost two endites (f). Scale bars represent 5 mm (a, b), 2 mm (c, d), 1 mm (e, f). ae anterior extension, as auxiliary spines, ce central element, cpm concave posterior margin, en1–7 endites 1–7, fa frontal appendage, ipm indented posterior margin, ll lateral lip, lle left lateral element, pe peduncle, plc postero-lateral constriction, rle right lateral element, se setae, ss anterior sagittal spine

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