Ilustração de Worms, publicado em 1878

Worms: Giant roundworm (Ascaris lumbricoides), head; Wheatworm (Anguillula tritici); Trichina (Trichina spiralis, or Trichinella spiralis), female (a), male (b) embryo (c); Cucullanus elegans, head; Encapsulated and unencapsulated Trichinella in muscle tissue, Liver fluke (Distomum hepaticum, or Fasciola hepatica); Diplozoon paradoxum; Tubeworm (Hermella); Priapulid worm (Priapulus, or Priapulida); Sowerby (Serpula ornata); Polychaete scale-worm (Hermione hysterix, or Laetmonice hystrix); Tetrastemma (Tetrastemma obscurum, or Tetrastemma ambiguum). Woodcut engraving, published in 1878.