Abstract
The adults of three new cyclopoid copepods are described and figured, namelyMicropontius ovoides, gen. et sp.nov., occurring on spatangid echinoids;Lichomolgus leptodermatus, sp.nov., andConchyliurus cardii, sp.nov., both associated with pelecypod molluscs.Micropontiusis made the type of a new family, the Micropontiidae.Some other copepods,Asterocheres violaceus(Claus),Scottomyzon gibberum(T. & A. Scott),Pseudanthessius liber(Brady & Robertson),Bomolochus confususStock,Euryte longicaudaPhilippi var.minorT. Scott andPeniculus fistulaNordmann, are recorded for the first time from the Plymouth region; and mention is also made ofTisbe elongata(A. Scott).Points of interest in the biology, morphology, systematics and distribution of all these are discussed.
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