FIGURE 6 in Leiocanthus quinquenudus sp. nov. and L. satanicus sp. nov., two new species of pycnophyid Kinorhyncha (Allomalorhagida: Pycnophyidae) from the Gulf of Mexico

FIGURE 6. Light micrographs showing trunk overviews and details in the head, neck and main cuticular ornamentations of female holotype NHMD-915202 (A–B, I–J) and male paratype NHMD-915207 (C–H, K) of Leiocanthus satanicus sp. nov. A, dorsal overview; B, ventral overview; C, outer oral styles of mouth cone (arrows indicate the lateral incisions); D, detail of a spinoscalid (arrow indicates the fringes of the basal sheath), inset shows the rhomboid cuticular piece; E, trichoscalids; F, regular-sized scalids of sector 03 (black head arrows indicate the arrangement of the scalids); G, dorsal placids; H, ventral placids (arrows indicate the posterolateral margins); I, horn-shaped anterolateral projections of segment 1 tergal plate; J, daggerlike extensions of segment 10 tergal plate; K, anterior margin of segment 1 tergal plate and conspicuous cuticular wrinkles (indicated by arrow and circle). Scales: A–B, 100 μm; C–K, 20 μm; inset of D, 10 μm. Abbreviations: bs, basal sheath; ep, endpiece; s03, introvert sector 3.