Aquatic Entomology ENT 422
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This 18 page Class Notes was uploaded by Alba Gaylord on Saturday September 19, 2015. The Class Notes belongs to ENT 422 at Michigan State University taught by Richard Merritt in Fall. Since its upload, it has received 72 views. For similar materials see /class/207469/ent-422-michigan-state-university in Entomology at Michigan State University.
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Date Created: 09/19/15
Acarina mite Collembola springtail Ephemeroptera Baetidae gills platelike N antennae longer than 2 times the width of the head N body not attened Baetiscidae Thoracic notum covers the rst 4 or 5 abdominal segments and conceals gills Caenidae V Noperculate gills are quadrate and meet medially 7 7777 opercurlate gill H Ephemerellidae Ngills absent on segment 2 enerally with a humpbacked appearance A genus without operculate glils Ephemeridae Ngills on 27 forked and elongate Nhave mandibular tusks Nprotibia are adapted for burrowing Hexagenia NFrontal process rounded Ephemera Nfrontal process bifed L m1 Nnnmnx H epta genii dae body is dorsoventrally attened Isonychidae Isonydaia me only gmus Nplothomuc legs wma IOWS ofdense setae on the mnex mmgm Ndense hans mat connect me 3 caudal lammts Leptophlebiidae no mandabular tusks Ngllls 277 pointed a d foxked ox wma ngexllke pxojechons s see handrout fox gm Manwpodidae claws on foxerlegs b1 dsee woxksheet image Polymitarcyidae 7 7 NhaVe mandibular tusks that point down gown turned mandibular ks Potamanthidae With upward pointing mandibular tusks protibia not adapted for digging Emails4m sxgs Siphlonuridae Ng ls on 27 are platelike segments 89 with posterolateml spines Nantermae shalt cmaugmmn New emu Plecoptera NSe palpia are predators paraglossa gt glossa NFilipalpia are herbivores paraglossa glossa Perlidae Nparaglossa gt glossa se palpia Nbranched thoracic gills present Adults remnants of branched gills on sides of thorax Perlodidae paraglossa gt glossa setipalpia no branched gills on thorax Ncerci equal to or longer than abdomen Taeniopterygidae Nglossawaraglossa lipalpia NTarsi l amp 2 ofequal length Ntriangular Wing pads Adults Nsecond tarsal segment same length as rst Nno gill remnants present on sides of thorax r i 39l39 Pteronarcyidae glossaparaglossa lipalpia gills on 1st and 2nd abdominal segments Adults HUGE rst tarsal segment is short Cawwgm 1mquot Neuswnnxuv F7 granched gill39sion all 3 thoracic segme zs TROUTNUTIOM i gnd abdominalzsegmens and 2 a Peltoperlidae glossaparaglossa lipalpia thoracic sterna overlapping succeeding segment conical gills neugmmdae dii ii i ibm Nemouridae glossaparaglossa lipalpia second tarsal segment smaller than rst Very sand hair neck ills and cerci with setae Chlnrnp erlidze paraglossa gt glossa senpalpxa no branched gills on thorax cerm orless the length othe abdomen a Odonala Aeshnidae Nprementum at and narrow at base Nanterma with 67 segments Libellulidae prementum and palpal lobes spoon shaped Ndentation on palpal lobes small and regul Go mphid ae Nprementum at Nantermae 4se mented Hagenius wide at abdomen Cordulegastridae Nprementum and palpal lobes spoon shaped Npalpal lobes with large iIregulaI dentations Cordulegaster only genus 39 m5 Hemiptera Belostomatidae elostoma basal segment ofbeak as long as second Lethocerus Nbasal segment ofbeak shoIter than second Huge H Corixidae Water Boatmen fore tarsi scoop sha ed beak short triangular and unsegmented Beak broad and Manama Fnrelags shnrl and mopling Notonectidae Backswimmer front legs slender femora not broad hind legs long and oarlike piercing sucking mouthpart evident Gerridae Water Strider hind femur projects beyond tip of the abdomen Veliidae Broad Shoulder Water Strider hind femur does not project beyond the tip of the abdomen N aucoridae Creeping Water Bug front legs raptorial and with broad femora ocelli absent N epidae Water Scorpion apex of abdomen with cylindrical respiratory siphon Ranatra Pleidae Pygmy Backswimmer strongly convex dorsally less than 3mm long Mesoveliidae Water Treaders head shorter than the pronotum scutellum Mesovelia is only genus Mesoveliida Gelastocoridae Toad Bug swimming hairs absent on middle and hind legs front legs raptorial With broad femora ocelli present Hydrometridae Marsh Treaders head as long or longer than pronotum and scutellum combined Hydrometra is only genus Trichogtera Hydropsychid ae Nabdomen with vehtmlateiai rows ofbranched gills bmsh of long hairs at base of anal claw Npro mesa ahdmeta thorax sclerites present Macroslemum Ndense hair on tibia and tarsi offore legs Cheumatopsyche fore trochantin forked mo sclerites in the intersegmental fold Hydropsyche Nprostemum with large sclerites in intersegmental fold wusually forked trochantin 7 quot 1 Glossosomatidae only pronotum Sclerotized basal half of anal proleg broadly joined With segment 9 N abdominal segment 9 With a sclerite NFAT Rock cases that are tortoiselike with 2 openins Hydroptilidae N3 sclerotized thoracic plates small size N only 2 or 3 hairs at the base of the anal claw No Visible Gills purse cases WW um 39 Uenoidae Pro and Meso notum with sclen39tes antennae clos lo the front margin of the eye Only Pl v 4 Antennae small and ham 39 39sihle Helicop sychidae anal claw comb shaped snail case Helicopsyche the onlyigieng Molannidae abdominal segment 1 with lateral humps case made of sand grains modi ed tarsi ofthe hind leg to for a stub or lament Leptoceridae Mesonotum largely membranous ermae very long and prominent Brachyceutridae Mesonotum covered with sclerotized plates Nabdomjrtal segment 1 lacking dorsal and lateral humps N erfectly s39 are case good clue don t ALWAYS go by this Phryganeidae Nprostemal horn present out of ne ck Nmetanotal SA3 outside edge moles With a cluster of setae Nblack stripes on head Prusternal hum present Limnephilidae N a mm with no more than 6 long setae across the central part Worksheet Nprostemal horn present Nabdominal segment 1 with dorsalalmost always and lateral humpsalways Nantennae halfWay between eye and anterior of hea Rhyacophilidae Ndorsum of abdominal segment 9 with a sclerite Nlong anal hooks Nno case 73 me mm 5qu Philopotamidae NCrazy long head Nlabrum membranous and Tshaped Polycentropodidae abdominal segment 9 membranous trochantin pointed Lepidostomatidae Nlacking medial dorsal hump has lateral humps Nantennae close to eye Nlarval case frequently 4sided may or may not be even Nmetanotum membranous x 393 i h I antenna 1quotquot 50 mm Psychomyiidae Ntrochantin of prothoracic leg broad and hatchetshaped
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