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Fig. 4 | Helgoland Marine Research

Fig. 4

From: Occurrence of the newly described kinorhynch genus Meristoderes (Cyclorhagida: Echinoderidae) in Korea, with the description of four new species

Fig. 4

Scanning electron micrographs showing overviews and details in head and trunk morphology of M. herranzae sp. nov. a Lateral overview of whole specimen. b Detail of head showing introvert sections 8 and 9. c Segment 2, lateroventral and ventrolateral positions. d Segments 1–4, subdorsal view. e Dorsal overview of whole specimen. f Laterodorsal sensory spot on segment 1. g Midlateral sensory spot on segment 2. h Midlateral sensory spot and sieve plate on segment 9. i Segment 8, lateral view. j Segment 10 and 11 in female, lateral view. k Segment 10 and 11 in male, dorsal view. l Segment 10 and 11 in male, lateral view (note that the laterodorsal tubule is broken off, leaving the scar inside the dashed circle). gco 1 glandular cell outlet type 1, lat lateral accessory tubule, ld laterodorsal sensory spot, ldt laterodorsal tubule, ltas lateral terminal accessory spine, lts lateral terminal spine, lvs lateroventral spine, md middorsal sensory spot, mdp middorsal placid, mds middorsal spine, ml midlateral sensory spot, pe penile spines, pd paradorsal sensory spot, sc scalids, sc-r scalid rudiment, sd subdorsal sensory spot, sec 8/9 introvert section 8/9, si sieve plate, sp spinoscalids, te tergal extension, tr trichoscalid, trp trichoscalid plate, tsj tergosternal junction, vlt ventrolateral tubule. Digits after labels refer to the introvert ring numbers on b. Lambda symbols Λ mark attachment point of scalids

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