Extended Data Fig. 9: Adult arthropods from the Haiyan Lagerstätte.

a, A juvenile specimen of Saperion glumaceum, YKLP14460. b, Indeterminate bivalved arthropod, YKLP14461. c, Missizhouia longicaudata, YKLP14462. d, Pectocaris sp., YKLP14463. e, Parapaleomerus sp., YKLP14464. f, Posterior portion of thorax of an indeterminate arthropod, YKLP14465. g, Leanchoilia illecebrosa, YKLP14466. h, Isoxys paradoxus, YKLP14467. i, Indeterminate arthropod, YKLP14468. j, Amplectobelua symbrachiata, YKLP14469. k, Naraoia spinosa, YKLP14470. l, Haifengella corona, YKLP14471. m, Branchiocaris yunnanensis, YKLP14472. Scale bars, 1 mm (a), 5 mm (c, f), 10 mm (b, e, g, i, k, m), 20 mm (d, h, j, l).