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. 2012 Nov 27;7(11):e49911. doi: 10.1371/journal.pone.0049911

Figure 4. Megalocoelacanthus dobiei Schwimmer, Stewart & Williams, 1994, AMNH FF 20267 from lower Campanian of the Niobrara Formation. Isolated snout.

Figure 4

A, right anterolateral view; B, posterior view. Abbreviations: ant.ros, anterior opening for the rostral organ; c.nos.a, canal for the anterior nostril; d.l.Pmx, dorsal lamina of the premaxilla; f.a.n.c, anterior foramen of the nasal capsule; L.r, lateral rostral; m.p.s.c, median pore for the sensory line canal; n.c, nasal capsule; nos.a, anterior nostril; Pmx, premaxilla. Scale bar  = 1 cm.