1. Comparative studies of fruits in wild and cultivated trees of chempedak (Artocarpus integer) and terap (Arto­carpus odoratissimus) in Sarawak, East Malaysia with additional information on the reproductive biology of the Moraceae in Southeast Asia by Richard B. Primack
2. Copepoda of the genera Parapetalus, Synestius and Hermilius (Caligidae) parasitic on Malaysian fishes by Leong Tak Seng
3. On three new species of freshwater crabs (Crustacea, Decapoda, Brachyura) from Singapore and Peninsular  Malaysia by Peter K.L. Ng and C.M. Yang

Guidelines for Authors

1. Aquatic hyphomycetes and other water-home fungi from Malaysia by A. Nawawi
2. The food of sesarmid crabs in Malaysian mangrove forests by Charles M. U. Leh and A. Sasekumar

Review
Heterocera Sumatrana by H. S. Barlow.

Notes
Hipposideros lekaguli, a new leaf-nosed bat recorded in Peninsular Malaysia by J.E. Hill, A. Zubaid and G. W.H. Davison

1. Elytral colour patterns and their polymorphism in some aphidophagous ladybirds (Coleoptera: Coccinellidae) in Malaysia by Ng Sook Ming
2. Two ectoparasitic crustaceans belonging to the family Argulidae (Crustacea: Branchiura) in Malaysian freshwater fishes by Leong Tak Seng
3. Tern nesting and distribution along the coast of western Sarawak by N.A. Mackenzie and R.E. Salter
4. Pollen foraging by two Trigona colonies in a Malaysian rain forest by S. Appanah, S.C. Willemstein and A.G. Marshall
5. A new species of Labidocera (Copepoda, Calanoida) from Peninsular Malaysia by B.H.R. Othman
6. On the male of Liphistius panching (Araneae, Mesothelae) by Walter C. Sedgwick and Norman I. Platnick
7. Observations on Lophomyrmex ants from Kalimantan, Java and Malaysia by Mark W. Moffett
8. The puzzle of the stalk-eyed flies (Diptera: Diopsidae): Some comprehensive data by Dietrich Burkhardt and Ingrid De La Motte

Notes

Additions and nomenclatural changes to the Lycaenid and Hesperiid butterflies of the Malay Peninsula by J.N. Eliot

1. A preliminary study of the coral community on artificial and natural substrates by L.M. Chou and T.M. Lim
2. Karst environments and ecosystems in Peninsular Malaysia by J. Crowther
3. Germination and viability of seeds of the pitcher plant, Nepenthes mirabilis Druce by Barbara Corker
4. Five new species of Silurodiscoides Gussev 1976 (Ancylo­discoidinae: Monogenea) from the freshwater catfish Silurodes hypophthalmus (Bleeker) by L. H. S. Lim
5. Bird Report: 1980 and 1981 by D.R. Wells