Apostolov, A. M. and T. M. Marinov — Fauna Bulgarica 18. Copepoda, Harpacticoida.

Sofia, Aedibus Academiae Scientiarum Bulgaricae, 1988. 8vo (23.7 x 15.2 cm). 383 pp.; 146 (groups of) text illustrations. Publisher's full cloth with gilt title on the spine and front board. = A seldom-seen, very detailed monograph of the copepod crustaceans of the Balkan, with synonymies and illustrations of taxonomically important parts, showing juvenile and adult stages. An excellent, clean copy.