KEY TO PARASITIC NEMATODES: Vol. 1. Spirurata and Filariata (512 pp.), Vol. 2. Oxyurata and Ascaridata (688 pp.), Vol. 3. Strongylata (904 pp.), Vol. 4. Camallanata, Rhabditata, Tylenchata, Trichocephalata, Dioctophymata, and Distribution of Parasitic Nematodes in Different Hosts (1040 pp.) by K. I. Skryabin (ed.). Leiden: E. J. Brill, 1991.
THE EARLY EVOLUTION OF METAZOA AND THE SIGNIFICANCE OF PROBLEMATIC TAXA. Alberto M. Simonetta & Simon Con‐way Morris (eds), Cambridge University Press, ix‐296 pp. (1990), being the proceedings of the Symposium held at the University of Camerino on March 27–31, 1989.
TRATADO DE BIOLOGIA EVOLUCIONISTA ‐ HISTORIA NATURAL DELA ACCIÒN Y EXPERIENCIA. PARTE SEGUNDA: ORIGEN, NATURALEZA Y EVOLUCIÒN DE LA CELULA, by Faustino Cordón, 2 Vols, Aguilar, Madrid, 1990, Part I having appeared as La alimentacion, base de la biologia evolucionista, Alfaguara, Madrid, 1977 also available as ≪The origin, nature and the evolution of protoplasmic individuals and their associations≫, Pergamon Press.
POLYSACCHARIDES AND GLYCOCONJUGATES IN INVERTEBRATES ‐ POLYSACCHARIDES AND GLYCOCONJUGATES IN NON‐MAMMALIAN VERTEBRATES, by M. G. Manfredi Romanini & A. M. Bolognani Fantin. Handbuch der Histochemie (W. Graumann ed.), Vol. II: Polysaccharides, Part 5, XVI‐545 pp., 144 fig, 97 tab., Ci. Fischer Verlag, Stuttgart‐Jena‐New York, 1992 (ISBN 3–437–11385–2, US‐ISBN 1–56081–324–5). Price DM 560 (Price for subscribers to the series DM 498).