Guide to the adult caddisflies or sedge flies (Trichoptera) /
Barnard, Peter C.(Peter Charles),1949-
Ross, Emma,1972-
Field Studies Council (Great Britain)
Field Studies Council (Great Britain).AIDGAP Project.
Shrewsbury : FSC Publications,
c2008.
Title from cover.
Includes bibliographical references.
Publisher's no.: OP129.
Caddisflies
Caddisflies