Comparative ultrastructure of the fertilized egg envelope in Corydoras adolfoi and Corydoras sterbai , Callichthyidae, Teleostei

In teleost, the structural characteristics of fertilized egg and egg envelope are very important for classification of genus or species. The structures of fertilized egg and egg envelope from Corydoras adolfoi and Corydoras sterbai, Callichthyidae, Siluriformes in teleost were examined by scanning and transmission electron microscopes to confirm whether these morphological structures have specificities of species and family or not. The...