Inside Out Library · ExploreProcharybdis tetraptera aka Alatina tetraptera (Haeckel, 1880) (1904)Ernst HaeckelProcharybdis tetraptera (Haeckel) = Alatina tetraptera (Haeckel, 1880)Kunstformen der NaturWikimedia Commons · Kunstformen der Natur · Public domain. Free to use for anything.More pictures from Procharybdis tetraptera aka Alatina tetraptera (Haeckel, 1880)More like this
![An illustration from Original microscopic drawings made between the years 1824 and 1840 mostly published in works by Dr. Goring & A. Pritchard [graphic]. (1824)](https://img.insideoutlibrary.com/img/200/wellcome-wellcome_b21301177-23-1.webp)
