Two new species from small, exclusively Mesozoic, families of nematoceran Diptera (true flies) from the Purbeck Limestone Group (Berriasian) of Dorset, UK are described, namely Procramptonomyia zigzagensis sp. nov. (Procramptonomyiidae) and Ellia purbeckensis sp. nov. (Elliidae). The fossil evidence suggests that these two families, along with the extant Cramptonomyiidae, are closely related. (C) 1999 Academic Press.
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Capital Normal Univ, Coll Life Sci, 105 Xisanhuanbeilu, Beijing 100048, Peoples R China
Chinese Acad Forestry, Inst Forest Ecol Environm & Nat Conservat, Key Lab Forest Protect, Natl Forestry & Grassland Adm, Beijing 100091, Peoples R ChinaCapital Normal Univ, Coll Life Sci, 105 Xisanhuanbeilu, Beijing 100048, Peoples R China
Dai, Liyang
Rasnitsyn, Alexandr P.
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Russian Acad Sci, Palaeontol Inst, 123 Profsoyuznaya ul, Moscow 117647, Russia
Nat Hist Museum, Dept Palaeontol, Cromwell Rd, London SW7 5BD, EnglandCapital Normal Univ, Coll Life Sci, 105 Xisanhuanbeilu, Beijing 100048, Peoples R China
Rasnitsyn, Alexandr P.
Shih, Chungkun
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Capital Normal Univ, Coll Life Sci, 105 Xisanhuanbeilu, Beijing 100048, Peoples R China
Smithsonian Inst, Dept Paleobiol, Natl Museum Nat Hist, Washington, DC 20013 USACapital Normal Univ, Coll Life Sci, 105 Xisanhuanbeilu, Beijing 100048, Peoples R China
Shih, Chungkun
Wang, Mei
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Chinese Acad Forestry, Inst Forest Ecol Environm & Nat Conservat, Key Lab Forest Protect, Natl Forestry & Grassland Adm, Beijing 100091, Peoples R ChinaCapital Normal Univ, Coll Life Sci, 105 Xisanhuanbeilu, Beijing 100048, Peoples R China
Wang, Mei
Ren, Dong
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Capital Normal Univ, Coll Life Sci, 105 Xisanhuanbeilu, Beijing 100048, Peoples R ChinaCapital Normal Univ, Coll Life Sci, 105 Xisanhuanbeilu, Beijing 100048, Peoples R China
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China Agr Univ, Dept Entomol, Beijing 100193, Peoples R ChinaChina Agr Univ, Dept Entomol, Beijing 100193, Peoples R China
Zhang, Kuiyan
Yang, Ding
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China Agr Univ, Dept Entomol, Beijing 100193, Peoples R ChinaChina Agr Univ, Dept Entomol, Beijing 100193, Peoples R China
Yang, Ding
Ren, Dong
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Capital Normal Univ, Key Lab Insect Evolut & Environm Changes, Beijing 100037, Peoples R ChinaChina Agr Univ, Dept Entomol, Beijing 100193, Peoples R China
Ren, Dong
Shih, Chungkun
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Capital Normal Univ, Key Lab Insect Evolut & Environm Changes, Beijing 100037, Peoples R ChinaChina Agr Univ, Dept Entomol, Beijing 100193, Peoples R China