PERISOME
Source: 567
Per″i‐some (?), n. [[Pref. peri- + -some body.]] (Zoöl.) The entire covering of an invertebrate animal, as echinoderm or cœlenterate; the integument.
Source: 567
Per″i‐some (?), n. [[Pref. peri- + -some body.]] (Zoöl.) The entire covering of an invertebrate animal, as echinoderm or cœlenterate; the integument.