Figure 8. A–C in Morphological evolution in Ceratophryinae frogs (Anura, Neobatrachia): the effects of heterochronic changes during larval development and metamorphosis

Figure 8. A–C, dorsal view of the chondrocranium. D–F, ventral view of the lower jaw. G–I, hyobranchial skeleton at larval stage 37. A, D, and G, Chacophrys pierottii. B, E, and H, Ceratophrys cranwelli. C, F, and I, Lepidobatrachus laevis. Abbreviations: bh, basihyal; cli, cartilage labialis inferior; cls, cartilago labialis superior; cm, cartilago meckeli; cop, copula mandibularis; cqo, commissura quadratoorbitalis; ct, cornua trabeculae; cte, commissura terminalis; hb, hypobranchialia; i, infrarostral; lpo, larval process oticus; pa, processus anterolaterialis of ceratohyal; pacls, pars alaris cartilago labialis superior; pacp, processus anterolateralis crista parotica; pb, processus branchialis; pccls, pars corpores cartilago labialis superior; pqe, processus quadratoethmoidalis; ppcp, processus posterolateralis crista parotica; psp, processus pseudopterygoideus; sp, spicula; ub, processus urobranchialis. Scale bar: 1 mm.