Fig. 3 a –h in 3D-microanatomy and histology of the hydrothermal vent gastropod Lurifax vitreus Warén & Bouchet, 2001 (Heterobranchia: Orbitestellidae) and comparisons with Ectobranchia

Fig. 3 a –h Histological images of L. vitreus. a Heart and kidney. b Jaw. c Pharyngeal buccal complex. d Oesophageal complex. e Rhogocyte und surrounding calcium cells. f Stomach. g Right statocyst with several statocones, posterior pedal gland ducts and left pedal ganglion. h Dorsal mantle cavity with ciliated ridge (dorsal to the right). at Atrium, Ca calcium cells, cr dorsal ciliated ridge, CPl/ CPl' right/left cerebropleural ganglia, gd gonoduct, ge granular epithelium, j jaw, k kidney, mc mantle cavity, oe oesophagus, P pedal ganglion, pc pericard, pcd pericardioduct, ph pharynx, ppd posterior pedal gland duct, ppg posterior pedal gland, rh rhogocyte, sg salivary glands, sgd salivary gland duct, st stomach, sta statocyst, ste stomach epithelia, stt stomach tooth. Bars a, c, d 100 μm; b, f –h 50 μm, e 20 μm