: a genus (the type of the family Alariaceae) of olive-brown to black seaweeds found in northern seas, characterized by an elongate strap-shaped lamina, and having the sori restricted to tongue-shaped sporophylls borne at or near its apex see badderlocks
: a genus of trematode worms (family Strigeidae) that is parasitic as adults in the intestines of carnivorous mammals but requires several intermediate hosts to complete the life cycle
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