A synoptic supplement to 'A monograph of British Graptolites by Miss G.L. Elles and Miss E.M.R. Wood'
Strachan, Isles.
Elles, Gertrude Lilian.Monograph of British Graptolites.
Wood, Ethel Mary Reader.
London (c/o Institute of Geological Sciences, Geological Survey and Museum, Exhibition Rd, S.W.7) Palaeontographical Society
1971
Summaries in English, French and German
bibl p118-125
Graptolites.
Paleontology