Putanga 1: I te tau 1905 i waihangahia e Giard te kupu `` poecilogonie'' (poecilogony) hei whakaahua i tētahi āhuatanga e tipu ai ngā pakeke ōrite mai i ngā pīpī rerekē i roto i ngā kararehe kore-pīpī moana. Putanga 2: I te tau 1905, i waihangahia e Giard te kupu `` poecilogonie'' (poecilogony) hei whakaahua i tētahi āhuatanga e tipu ai ngā kōrehu ōrite i roto i ngā kararehe kore wheua moana ki ngā pakeke kāore i ōrite. Pātai: He ōrite te tikanga o te rerenga 1 me te rerenga 2? He Ae, he Kore rānei?
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