Fig. 10

Scanning electron micrographs of details in the introvert of Zelinkaderes brightae sp. nov. a Head with introvert and oral styles extended dorsal view. b Placids and closed head aperture. c Detail of spinoscalid attachment sites in section 4 of the introvert. d Detail in the middorsal section 6 of scalid rings in introvert. el eyelid-like structure; fr fringes in introvert; mvp midventral placid; os outer oral style; s spines in introvert; sc scalids; sp spinoscalid in introvert ring 01. Digits refer to the specific introvert ring of each structure