Fig. 9

Lobatocerebrum riegeri n. sp. Anterior is to the left and dorsal to the upper side of the picture in the light micrographs (b–e). a Partly schematized drawing of an adult Lobatocerebrum riegeri n. sp. with the most significant traits emphasized based on light microscopic observation. b anterior part of the rostrum with glandular epidermis and frontal gland ducts, c brain, d, ciliated pharynx and e posterior end of the body with midgut-hindgut-transition in lateral view. Abbreviations: ac: anterior cilia, an: anus, c: cilium, dfg: frontal gland ducts, hg: hindgut, go: glandular opening, ksg: kidney-shaped gland, lca: major caudal lobe, lci: minor caudal lobe, lg: lateral ganglion, lra: major rostral lobe, lrl: lateral rostral lobe, mg: male gonopore, mgg: male gonopore gland, mig: midgut, mo: mouth opening, np: neuropil, ph: pharynx, phg: pharyngeal gland, rs: seminal receptacles, spd: spermiduct, t: testis