Figure 11 in Refining molluscan characters: morphology, character coding and a phylogeny of the Caenogastropoda

Figure 11. Histology of mid-oesophagus; oesophageal gland. (A) Macleaniella moskalevi. Scale bar = 0.5 mm. (B) Neocyclotus dysoni ambiguum. Scale bar = 0.5 mm. (C) Lampanella minima. Scale bar = 1 mm. (D) Crepidula plana. Scale bar = 1 mm. (E) Littorina littorea. Scale bar = 0.5 mm. (F) Neverita duplicata. Scale bar = 0.5 mm. (G) Cypraea robertsi. Scale bar = 0.5 mm. (H) Nitidiscala tinctum. Note transition to muscular posterior oesophagus. Scale bar = 0.5 mm. Abbreviations: asg, accessory salivary gland; ca, radular cartilage; df, dorsal fold; eg, oesophageal gland; int, intestine; me, midoesophagus; r, radula; sgl, salivary gland; sp, supra-oesophageal ganglion.