Potamospongiae

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Potamospongiae \Pot`a*mo*spon"gi*[ae]\, n. pl. [NL., fr. Gr. ?
     river + ? a sponge.] (Zool.)
     The fresh-water sponges. See {Spongilla}.
     [1913 Webster]