The lateral line systems of larval caecilians of the genusIchthyophis possess two types of elements, free neuromasts and ampullary organs. Free mechanoreceptive neuromasts are typical of those found in other vertebrates, and are arranged in series roughly homologous to neuromast groups in many other fishes and amphibians. In contrast to other amphibians,Ichthyophis larvae possess only one paired, ...... hiện toàn bộ