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Rana dalmatina. Note retardation of the development of the caudal skeleton, as in Bufo, and late constitution of the ilio-sacral articulation. (A, B, I, O, P) stage 55; (C, J) stage 55–56; (D, E, Q) stage 57; (F, K, S) stage 62; (G) stage 54; (H) stage 54–55; (L) stage 63; (M) stage 63–64; (N, U) stage 66; (R) stage 61; (T) stage 64 (A–F in dorsal view; G–N in left lateral view; O–U in dorsal view). Scale bars in A–F, 5 mm.
