Odonata Species Applied Filters Location(s) Multnomah County, Oregon, United States Species (44 total) Adult Early Date Adult Late Date Aeshnidae (Darners) Aeshna constricta (Lance-tipped Darner) 20 Jul 06 Oct Aeshna interrupta (Variable Darner) Aeshna palmata (Paddle-tailed Darner) 22 Sep 22 Sep Aeshna umbrosa (Shadow Darner) 20 Jul 04 Oct Anax junius (Common Green Darner) 11 May 22 Sep Rhionaeschna californica (California Darner) 09 May 25 Aug Rhionaeschna multicolor (Blue-eyed Darner) 12 May 06 Oct Cordulegastridae (Spiketails) Cordulegaster dorsalis (Paci!c Spiketail) 10 Jul 10 Jul Corduliidae (Emeralds) Epitheca spinigera (Spiny Baskettail) 11 Jun 11 Jun Gomphidae (Clubtails) Ophiogomphus occidentis (Sinuous Snaketail) 23 May 03 Jun Stylurus olivaceus (Olive Clubtail) 27 Jul 06 Oct Libellulidae (Skimmers) Erythemis collocata (Western Pondhawk) 22 May 17 Aug Leucorrhinia intacta (Dot-tailed Whiteface) 23 May 06 Jul Libellula forensis (Eight-spotted Skimmer) 12 May 28 Aug Libellula luctuosa (Widow Skimmer) 19 Jun 28 Aug Libellula pulchella (Twelve-spotted Skimmer) 12 May 27 Aug Libellula quadrimaculata (Four-spotted Skimmer) 06 May 30 Sep Libellula saturata (Flame Skimmer) 19 Jun 13 Sep Pachydiplax longipennis (Blue Dasher) 23 May 05 Oct Pantala !avescens (Wandering Glider) 01 Aug 24 Aug Pantala hymenaea (Spot-winged Glider) 26 May 26 May Plathemis lydia (Common Whitetail) 01 Jun 27 Aug Sympetrum corruptum (Variegated Meadowhawk) 09 Apr 27 Nov Sympetrum danae (Black Meadowhawk) 30 Sep 30 Sep Sympetrum illotum (Cardinal Meadowhawk) 03 May 27 Aug Sympetrum internum (Cherry-faced Meadowhawk) Sympetrum madidum (Red-veined Meadowhawk) 01 Jun 03 Aug Sympetrum pallipes (Striped Meadowhawk) 26 Jul 28 Aug Sympetrum vicinum (Autumn Meadowhawk) 22 Sep 30 Sep Tramea lacerata (Black Saddlebags) 01 Jul 25 Aug Macromiidae (Cruisers) Macromia magni"ca (Western River Cruiser) Petaluridae (Petaltails) Tanypteryx hageni (Black Petaltail) Calopterygidae (Broad-winged Damsel!ies) Calopteryx aequabilis (River Jewelwing) 03 Jun 03 Jun Coenagrionidae (Pond Damsels) Amphiagrion abbreviatum (Western Red Damsel) Argia vivida (Vivid Dancer) 11 May 01 Oct Enallagma boreale (Boreal Bluet) Enallagma carunculatum (Tule Bluet) 14 May 05 Oct Enallagma clausum (Alkali Bluet) 10 Sep 10 Sep IschnuraIschnura cervulacervula (Paci!c Forktail) 26 Mar 05 Oct IschnuraIschnura perparvaperparva (Western Forktail) 12 Jun 01 Oct Lestidae (Spreadwings) Archilestes californicus (California Spreadwing) 20 Aug 30 Sep Lestes congener (Spotted Spreadwing) 06 Oct 06 Oct Lestes dryas (Emerald Spreadwing) Lestes unguiculatus (Lyre-tipped Spreadwing) 18 Jul 18 Jul.