A New Heptagenia (Ephemeroptera: Heptageniidae) from the Susquehanna and Delaware Rivers from Eastern North America

By EVANS JANET L.   BOTTS WILLIAM F.   FLOWERS R. W.  

Annals of the Entomological Society of America, Vol. 78, Iss. 1, 1985-01 ,pp. : 5-7

Entomological Society of America

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Redescription of Parameletus chelifer Bengtsson and P. minor (Bengtsson), with keys to nymphal and adult stages of the Fennoscandian species of Siphlonuridae (Ephemeroptera)

By Söderström Olle  

Insect Systematics & Evolution, Vol. 17, Iss. 1, 1986-01 ,pp. : 107-117

Brill

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Eukielferiella ancyla sp. n. (Diptera: Chironomidae) a commensalistic midge on Ancylus fluviatilis Müller (Gastropoda: Ancylidae)

By Svensson Björn S.  

Insect Systematics & Evolution, Vol. 17, Iss. 3, 1986-01 ,pp. : 291-298

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Rhithrogena trispina sp. n., a New Species from China (Ephemeroptera: Heptageniidae)

By Zhou Chang-Fa   Zheng Le-Yi  

Aquatic Insects, Vol. 23, Iss. 4, 2001-10 ,pp. : 323-326

Taylor & Francis Ltd

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Description of a New Species of Stenonema (Ephemeroptera: Heptageniidae) from Virginia

By CARLE FRANK LOUIS  

Annals of the Entomological Society of America, Vol. 70, Iss. 5, 1977-09 ,pp. : 711-714

Entomological Society of America

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