1878 zogen Protozoa, veröffentlichte - Stock-Grafiken

Protozoa: Rhizopods (Dendritina elegans); Sea Sparkle (Noctiluca miliaris, or Noctiluca scintillans); Kidney-Sponge (Chondrosia reniformis); Vorticella (Epistylis nutans); Stylonychia (Stylonychia mytilus); Ciliated sponge (Sycandra ciliata); Calcareous sponge (Leucandra penicillata); Gromia (Gromia oviformis); Eozoon canadense (pseudofossil), Guttulina (Guttulina communis), Various sponges; Podophyra (Podophyra gemmipara); Boring sponge (Vioa celata, or Cliona celata); Orbulina (Foraminifera); Axinella (Axinella polypoides). Woodcut engraving, published in 1878.