General
Preface: H.R.H. Prince Sultan bin Abdul Aziz al Saud   1
Introduction: Editors   2
Krupp, F., Schneider, W., Nader, I.A., Khushaim, O.: Zoological Survey in Saudi Arabia, Spring 1990   3

Insects of Arabia
Sartori, M., Gillies, M.T.: Further Records of Mayflies (Insecta: Ephemeroptera) from the Arabian Peninsula. Leptophlebiidae and Baetidae   10
Al-Safadi, M.M.: Dragonflies (Odonata) of the Yemen Arab Republic   18
Bílý, S.: Coleoptera: Buprestidae of Saudi Arabia (Part 5)   31
Švihla, V.: Oedemeridae (Insecta: Coleoptera) of Saudi Arabia (Part 3)   36
Schawaller, W.: Revision of the Western Palaearctic Tenebrionidae (Coleoptera) Part 2. The Genus Ammogiton in Arabia with Description of a New Species   40
Schawaller, W.: Revision of the Western Palaearctic Tenebrionidae (Coleoptera) Part 3. A New Genus of Erodiini from Arabia   49
Wanat, M.: Apionidae (Coleoptera, Curculionoidea) of the Arabian Peninsula   55
Baldizzone, G.: Lepidoptera: Fam. Coleophoridae of Saudi Arabia   82
Wiltshire, E.P.: An Illustrated, Annotated Catalogue of the Macro-Heterocera of Saudi Arabia   91
Lewis, R.E., Lewis, J.H.: An Annotated Checklist of the Fleas (Siphonaptera) of the Middle East   251
Guichard, K.M.: The Genus Oxybelus (Hymenoptera: Sphecidae) in Arabia   277

Molluscs of the Red Sea
Yonow, N.: Red Sea Opisthobranchia 3: The Orders Sacoglossa, Cephalaspidea, and NudiDranchia: Doridacea (Mollusca, Opisthobranchia)   286

Reptiles of Saudi Arabia
Ross, W.: Notes on the Behaviour of Pristurus rupestris (Reptilia: Gekkonidae) with Special Reference to Tail Signalling   300

Birds of Arabia
Saleh, M.A., Mohamed, S.A.: The Western Reef Heron (Egretta gularis Hemprich & Ehrenberg, 1833) in Bahrain   306

Mammals of Arabia
Nader, I.A., Kock, D.: Plecotus austriacus (Fischer, 1829) New to Saudi Arabia, with Remarks on Taxonomy and Zoogeography (Mammalia: Chiroptera: Vespertilionidae)   318
Kock, D., Nader, I.A., Banaja, A.A.: Bandicota bengalensis (Gray & Hardwicke, 1833) New to Saudi Arabia (Mammalia: Rodentia: Muridae)   323
Nader, I.A.: Checklist of the Mammals of Arabia   329