FIGURES 616–619 in Review of the Kimminsula-complex (Ephemeroptera, Leptophlebiidae)

FIGURES 616–619. Hubbardula heterolepida gen. sp. n., larva. 616, cuticle of head of female larva; 617, anterior margin of labrum, dorsal view; 618, proximal-lateral margin of labrum; 619, anterior view of labrum (617, 619, holotype). Abbreviations: anter.r, anterior transverse setal row; c.md.a and c.md.p, anterior and posterior mandibular condyles visible on ventral side of head through cuticle; dent, denticles; in, incision laterad of posterior mandibular condyle; in-a and in-p, convexities anteriad and posteriad of incision; poster.r, posterior transverse setal row; v-a.s, ventro-anterior strip of setae.