Basommatophora

1 definition found

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

  Basommatophora \Ba*som`ma*toph"o*ra\
     (b[.a]*s[o^]m`m[.a]*t[o^]f"[-o]*r[.a]), n. pl. [NL., fr. Gr.
     ba`sis base + 'o`mma eye + fe`rein to bear.] (Zool.)
     A group of Pulmonifera having the eyes at the base of the
     tentacles, including the common pond snails.
     [1913 Webster]