Palla: A hereditary vertebral deformity in the guppy, Poecilia reticulata Peters (Pisces, Osteichthyes)


Some abnormal phenotypes have appeared in cultures of the guppy, Poecilia reticulata Peters, which had previously been treated with dilute formalin solutions. ,They showed a much shortened body and in some instances an almost spherical shape, which is particularly evident in females. Histological examination showed the presence of fused vertebrae in… (More)
DOI: 10.1007/BF00155570

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