The Canadian Entomologist

VOLUME 131, MARCH/APRIL 1999, NUMBER 2

BIODIVERSITY, SYSTEMATICS, MORPHOLOGY AND EVOLUTION

LINDQUIST EE, WU KW, REDNER JH - A new species of the tick genus Ixodes (Acari: Ixodidae) parasitic on mustelids (Mammalia: Carnivora) in Canada ... 151
POINAR G JR, ARCHIBALD B, BROWN A - New amber deposit provides evidence of early Paleogene extinctions, paleoclimates, and past distributions ... 171
PECK SB - A review of the Dissochaetus (Coleoptera: Leiodidae: Cholevinae) of the United States and Canada ... 179
LI C, YANG P - Revision of the genus Malaisius Arrow (Coleoptera: Scarabaeidae: Melolonthinae) ... 187 VUJIC A, SIMIC S, RADENKOVIC S - Two related species of Paragus (Diptera: Syrphidae), one from the Nearctic and one from the Palaearctic ... 203
SALGADO JM - A new Quaestus Schaufuss 1861 (Coleoptera: Leiodidae: Leptodirinae) from the Cantabrian Mountains (Spain) ... 211

PHYSIOLOGY, BIOCHEMISTRY, DEVELOPMENT, AND GENETICS

SOUSA JM - Development of Tiphodyles gerriphagus (Hymenoptera: Scelionidae) in Limnoporus dissortis eggs (Hemiptera: Gerridae) ... 219
CHAN CK, PETERSEN DJ, VRAIN TC - DNA fingerprinting of single aphid embryos by random amplified polymorphic DNA polymerase chain reaction (RAPD-ICR) ... NOTE ... 229

BEHAVIOUR AND ECOLOGY

DOSDALL LM, MCFARLANE MA, PALANISWAMY P - Biology and larval morphology of Ceutorhynchus neglectus (Coleoptera: Curculionidae), a minor pest of canola (Brassicaceae) in western Canada ... 231
WIKEEM BM, POWELL GW, STURKO A - Biology of Cyphocleonus achates (Coleoptera: Curculionidae), propagated for the biological control of knapweeds (Asteraceae) ... 243
SETTER RR, BORDEN JH - Bioactivity and efficacy of MCOL and seudenol as potential attractive bait components for Dendroctonus rufipennis (Coleoptera: Scolytidae) ...251
GRECO CF, KEVAN PG - Polyethism in foraging in a polymorphic predator, Enoplognatha ovata (Araneae: Theridiidae): a case for balance ... 259
BOITEAU G, BOUSQUET Y, OSBORN WPL - Vertical and temporal distribution of Coccinellidae (Coleoptera) in flight over an agricultural landscape ... 269

TECHNIQUES

KEVAN SD, NASR ME, KEVAN PG - Feeding menthol to honeybees (Hymenoptera: Apidae): entry and persistence in haemolymph without causing mortality ... NOTE ...279
ERRATUM ... 282

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