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Historical and Introduction
Numerical results and discussion of the parasites of C
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abdominal segment adult beetles Agric Aleochara Aleochara bilineata antennae appear apple attacked autumnalis beetles bilineata Biol birds body brassicae British Cabbage cabbage-ﬂy Collinge colour conﬁned considered Crataegus cultivated plants cuticle deﬁnite digested Diptera dorsal surface Econ ECONOMIC BIOLOGY ADVERTIsEMENTs Economic Entomology elytra Eriosoma examined feeding ﬁg ﬁgures ﬁnd ﬁrst ﬁsh Fletcher ﬂies ﬂy follows fungi fungus genus germinate Hartig hollyhock host host-plant house sparrow hybernating mycelium injury insects investigation Journ JOURNAL OF ECONOMIC large numbers larvae larval forms life-history lobe London mandibles maxilla migrants mycelium nitida observed obtained Oudemans pair palp paper parasites parasitised payable in advance pest plain hairs plant diseases plate posterior present probably produced pupa puparia puparium rust Samouelle saprophyte seed setae species speciﬁc specimens spiracles spores Sprague stage larva Staphylinid Staphylinid larvae subcoxae synonymy tarsus tibia tubers ventral volume post free wild plants winter writer