The American Naturalist Vol. 36, No. 432, Dec., 1902 Synopses of North-American Invertebrates... Synopses of North-American Invertebrates. XII. The Trematodes. Part II. The Aspidocotylea and the ...

One of the attributes that makes digenetic trematodes (those belonging to the subclass Digenea) so special, Calhoun says, is ...

It was known indeed that the animals most nearly allied to the liver-fluke, the digenetic Trema-todes ... typical instance of the development of a trematode with alternation of generations ...

In general, the epimastigote and promastigote forms of digenetic trypanosomatids are found in the vector, the trypomastigote form is found in the mammalian host and the amastigote form is ...