Arachnologische Mitteilungen 56

Ten years after the invasion in Denmark (Opiliones) 5 EnghoffH&Pedersen J 2007 Ny dansk mejer: Odiellus spinosus (Bosc, 1792). – Entomologiske Meddelelser 75: 59-63 Enghoff H, Pedersen J, Thomsen PF & Iversen L 2011 Tusindben, skolopendre og mejere fra Rødbyhavn og omegn – med fem nye arter for den danske fauna. – Entomologiske Meddelelser 79: 3-12 Enghoff H, Pedersen J & Toft S 2014 Danske mejere – en fauna i vækst. – Entomologiske Meddelelser 82: 1-12 Freeman JA 1946The distribution of spiders and mites up to 300 ft.in the air.– Journal of Animal Ecology 15: 69-74 – doi: 10.2307/1626 Glick PA 1939 The distribution of insects, spiders and mites in the air. – United States Department of Agriculture,Technical Bulletin 673: 1-150 Hardy AC & Cheng L 1986 Studies in the distribution of insects by aerial currents. III. Insect drift over the sea. – Ecological Ento- mology 11: 283-290 – doi: 10.1111/j.1365-2311.1986.tb00304.x Hemptinne J-L, Magro A, Evans EW & Dixon AFG 2012 Body size and the rate of spread of invasive ladybird beetles in North America. – Biological Invasions 14: 595-605 – doi: 10.1007/ s10530-011-0101-0 Hengeveld R 1989 Dynamics of biological invasions. Chapman and Hall, London. 160 pp. Jonsson L 2013 Grenlocke Dicranopalpus ramosus – en för Sverige ny art av lockespindel. – Flora och Fauna 101(1): 18-21 Martens J 1978 Spinnentiere,Arachnida –Weberknechte,Opiliones. – Die Tierwelt Deutschlands 64: 1-464 Naturbasen 2018 Naturbasen – Danmarks nationale artsportal. – Internet: http://www.fugleognatur.dk (1.III.2018) Noordijk J, Wijnhoven H & Cuppen J 2007 The distribution of the invasive harvestman Dicranopalpus ramosus in the Netherlands (Arachnida: Opiliones).– Nederlandse FaunistischeMededelingen 26: 65-68 Rambla M 1986 Nuevos datos sobre Dicranopalpus ramosus (Simon, 1909) (Arachnida, Opiliones, Phalangiidae). – Actas X Congreso Internacional de Aracnología, Jaca (España), 1: 373-382 Rozwałka R & Rutkowski T 2016 First record of the expansive harvestmen Dicranopalpus ramosus (Simon, 1909) (Arachnida: Opiliones) in Poland. – Fragmenta Faunistica 59: 65-71 – doi: 10.3161/00159301FF2016.59.1.065 Rozwałka R, Rutkowski T & Sienkiewicz P 2013 New data on the occurrence of two invasive harvestmen species – Odiellus spinosus (Bosc) and Lacinius dentiger (C.L. Koch) in Poland. – Fragmenta Faunistica 56: 47-54 – doi: 10.3161/00159301FF2013.56.1.047 Sankey JHP & Savory TH 1974 British harvestmen. Arachnida: Opiliones. Keys and notes for the identification of the species. – Synopses of the British Fauna, New Series 4: 1-76 Schmidt C 2004 Der Weberknecht Dicranopalpus ramosus (Simon, 1909) (Arachnida,Opiliones, Phalangiidae) neu für Deutschland. – Mitteilungen der Arbeitsgemeinschaft westfälischer Entomo- logen 20: 1-12 Steenberg T & Harding S 2009 The harlequin ladybird ( Harmonia axyridis Pallas) in Denmark: spread and phenology during the initial phase of invasion. – Entomologiske Meddelelser 77: 27-39 Toft S 2004 Mejerne. – Natur og Museum 43(3): 1-36 Toft S & Hansen MDD 2011 Gaffelmejerens Dicranopalpus ramosus lyninvasion i Danmark. – Flora og Fauna 117: 47-51 Vestbo S, Toft S, Swanson HA, Olesen JM & Funch P 2018 Trans- portation infrastructures and arthropod dispersal: Are harvestmen (Opiliones) hitchhiking to northern Europe? – Journal of Ethno- biology 38: 55-70 – doi: 10.2993/0278-0771-38.1.055 Wijnhoven H & Prieto CE 2015 Dicranopalpus caudatus Dresco, 1948: Not a synonym of Dicranopalpus ramosus (Simon, 1909) but a valid species after all (Arachnida, Opiliones). – Revista Ibérica de Aracnología 26: 25-34 Wijnhoven H, Schönhofer AL & Martens J 2007 An unidentified harvestman Leiobunum sp. alarmingly invading Europe (Arachni- da: Opiliones). – Arachnologische Mitteilungen 34: 27-38 – doi: 10.5431/aramit3406 ElectronicAppendix (pdf format): Numbers of Dicranopalpus ramosus and Odiellus spinosus collected during one-hour surveys of Danish towns during the period 2003 to 2017,with information on geographic position of towns and year/date (Month-Day) of collection.