Yarnkothrips Mound & Walker

Described from New Zealand (Mound & Walker 1986), the only described species, Y. kolourus, has recently been found at several sites in Australia near Canberra, in southern New South Wales and Tasmania (Fig. 44). Moreover, specimens representing at least one more species of this genus are available in ANIC.

Diagnosis. Head longer than wide; postocular setae shorter than eye length; stylets retracted almost to eyes, maxillary bridge arched; antennae 8-segmented, III with 3 sensoria, IV with 4; pronotum with 4 pairs of long pointed setae; notopleural sutures incomplete; basantra present; mesopraesternum transverse, fused to mesoeusternum; sternopleural sutures present and wide; fore tarsal tooth small; fore wings parallel-sided, with duplicated cilia; pelta elongate; tergites II–VII each with one pair of wing retaining setae; tube shorter than head, anal setae short, less than half as long as tube; male sternite VIII with transverse pore plate.