Interspecific Variations in Duration of Tail Regression in Two Tropical Anurans

Figure 3

Longitudinal sections of tail at stage XXIV (early) of P. maculatus and D. melanostictus showing magnified portions. (a) Epidermis in P. maculatus, (b) epidermis in D. melanostictus, (c) notochord in P. maculatus, (d) notochord in D. melanostictus, (e) melanocytes in P. maculatus, and (f) melanocytes in D. melanostictus (bars = 13 μm); bm: basement membrane, e: epidermis, ea: epidermal cells with apoptotic morphology, m: melanocytes, nc: notochordal cells, and ns: notochordal sheath.

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