FIGURE 27 in A morphology-based phylogenetic analysis of Fasciolariidae (Gastropoda: Buccinoidea)

FIGURE 27. Head in ventral view. A. Granulifusus kiranus, rhynchostome located close to the base of cephalic tentacles (char. 39: 0) as a longitudinal slit (char. 40: 1). B. Leucozonia cerata, located distanced from the base of cephalic tentacles (char. 39: 1) as a transverse slit (char. 40: 0). C. Hemipolygona beckyae, located close to the base of cephalic tentacles (char. 39: 0) as an oblique slit (char. 40: 2). Abbreviations: ct, cephalic tentacle; rh, rhynchostome. Scales= 1 mm.