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EL1021 Cinygmula head Michigan R ar Rd 62A nr Cameron Pass, CO Tags: Anterior, CO, Cinygmula, Dorsal, Ephemeroptera, All tags... Heptageniidae, Jackson County, Larvae, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, true, wing pads may be present, Fewer tags EL1022 Heptagenia diabasia claw denticle stk SOUTH PLATTE RIVER NEAR KERSEY, CO Tags: Anterior, CO, Ephemeroptera, Heptagenia, Heptageniidae, All tags... Larvae, Ventral, Weld County, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, true, wing pads may be present, Fewer tags EL1025 Rhithrogena vent ant Canyon Creek below Squaw Gulch Tags: Anterior, CO, Ephemeroptera, Heptageniidae, Larvae, All tags... Rhithrogena, Ventral, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1026 Stenacron sp dorsal CEDAR C NR CEDAR POINT, KS Tags: Chase County, Dorsal, Entire, Ephemeroptera, Heptageniidae, All tags... KS, Larvae, Stenacron, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1031 Tricorythodes minutus dor post stk LEFT HAND CREEK NR NIWOT Tags: Boulder County, CO, Dorsal, Ephemeroptera, Larvae, All tags... Leptohyphidae, Posterior, Tricorythodes, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1033 Choroterpes dorsal Yellowstone River at Forsyth MT Tags: Choroterpes, Dorsal, Entire, Ephemeroptera, Larvae, All tags... Leptophlebiidae, MT, Rosebud County, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1034 Neochoroterpes dorsal Yellowstone River at Forsyth MT Tags: Dorsal, Entire, Ephemeroptera, Larvae, Leptophlebiidae, All tags... MT, Neochoroterpes, Rosebud County, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1034 Neochoroterpes lateral Yellowstone River at Forsyth MT Tags: Entire, Ephemeroptera, Larvae, Lateral, Leptophlebiidae, All tags... MT, Neochoroterpes, Rosebud County, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1035 Paraleptophlebia sp dor ant stk GUNNISON RIVER BELOW GUNNISON TUNNEL, CO Tags: Anterior, CO, Dorsal, Ephemeroptera, Larvae, All tags... Leptophlebiidae, Montrose County, Paraleptophlebia, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags El1036 Traverella dor ant2 Yellowstone River at Forsyth MT Tags: Anterior, Dorsal, Ephemeroptera, Larvae, Leptophlebiidae, All tags... MT, Rosebud County, Traverella, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1038 Thraulodes lat post San Francisco River, rt 80 near AZ state line, Catron, NM Tags: Catron County, Ephemeroptera, Larvae, Lateral, Leptophlebiidae, All tags... NM, Posterior, Thraulodes, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1039 Hexagenia dor ant Niobrara River, NE Tags: Anterior, Dorsal, Ephemeridae, Ephemeroptera, Hexagenia, All tags... Larvae, NE, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1039 Hexagenia dor ant4 Niobrara River, NE Tags: Anterior, Dorsal, Ephemeridae, Ephemeroptera, Hexagenia, All tags... Larvae, NE, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1044 Baetodes ventral verde river at dead horse state park Tags: Baetidae, Baetodes, Entire, Ephemeroptera, Larvae, All tags... Ventral, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1046 Leptophlebia lateral2 S. Fork republican river, US Navy bridge, Yuma, CO Tags: CO, Entire, Ephemeroptera, Larvae, Lateral, All tags... Leptophlebia, Leptophlebiidae, Yuma County, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, true, wing pads may be present, Fewer tags EL1046 Leptophlebia vent post S. Fork republican river, US Navy bridge, Yuma, CO Tags: CO, Ephemeroptera, Larvae, Leptophlebia, Leptophlebiidae, All tags... Posterior, Ventral, Yuma County, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1046 Leptophlebia ventral S. Fork republican river, US Navy bridge, Yuma, CO Tags: CO, Entire, Ephemeroptera, Larvae, Leptophlebia, All tags... Leptophlebiidae, Ventral, Yuma County, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1051 Siphlonurus lateral3 S.F. Republican river, HWY 385 bridge, Yuma, CO Tags: CO, Entire, Ephemeroptera, Larvae, Lateral, All tags... Siphlonuridae, Siphlonurus, Yuma County, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1053 Teloganopsis dor post Lower creek, commissary trail/ old mt. mitchell trail, Mitchell State Park, NC Tags: Dorsal, Ephemerellidae, Ephemeroptera, Larvae, NC, All tags... Posterior, Teloganopsis, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags EL1054 Matriella dor post South Brown dog Cr., Dog valley, Sierra county, CA, River Tags: CA, Dorsal, Ephemerellidae, Ephemeroptera, Larvae, All tags... Matriella, Posterior, Sierra County, gills present on abdomen, immature, mayflies, nymph, tarsi with single claw, three (sometimes two) tails present, three pairs of jointed legs present, wing pads may be present, Fewer tags « 1 2 3 4 5 ... 38 »