1957-1963 Two volumes. 59, 119 p., 14, 32 text figures, 8, 11 plates, large 4to, paperbound (original printed covers). Library stamp and small label on spine, otherwise a good clean set.Halfway through the publication, new taxonomical developments forced Stroyan to change the genus name and hence the main title. This is a very detailed study with many tables, keys, descriptions and figures. Scarce.
1984 232 p., 91 full-page sets of figures, paperbound. Library stamps and author written on spine, else a good copy.