Subphylum Uniramia Class Insectaw3.marietta.edu/~mcshaffd/invert/13insects2_2002.pdf · Subphylum...
Transcript of Subphylum Uniramia Class Insectaw3.marietta.edu/~mcshaffd/invert/13insects2_2002.pdf · Subphylum...
Dave McShaffreyBiology Department
Marietta CollegeFall, 2002
Subphylum UniramiaClass Insecta
II. Orders Mallophaga, Anoplura, Thysanoptera, Hemiptera, Homoptera,
Neuroptera and Coleoptera
Tuesday, October 17, 2000
Order Mallophaga Chewing Lice
• Mal-lof’ a-ga Gr. mallos, wool + phagein, to eat
• direct development• to 6 mm• no wings, wide head with chewing
mouthparts, legs adapted for clinging to host• ectoparasites of mammals and birds • feed on hair and feathers• 5,500 species (including Anoplura)
Order Anoplura - Sucking Lice• An-o-plu’ ra Gr. anoplus, unarmed + oura, tail
• direct development• to 6mm• no wings, narrow head with sucking
mouthparts, legs adapted for clinging to host• ectoparasites of mammals, feed on blood • 5,500 species (including Mallophaga)
Pediculidae - Pediculus humanus
Human Body Louse
Pediculidae - Pediculus humanus
Human Head Louse
Pthiridae - Pthirus pubusHuman Crab Louse
Order Thysanoptera - Thrips
• Thy-sa-nop’ ter-a Gr. thysanos, tassel + pteron, wing
• direct development• 0.5 to 5 mm• wingless or with long fringes of hair on wings• conelike, sucking mouthparts • terrestrial, most herbivorous, some
insectivorous• 4,000 species
Order Hemiptera - True Bugs
• He-mip’ ter-a Gr. hemi, half + pteron, wing• direct development• 2 to 100 mm• front wings with leathery basal portion and
membranous distal portion, sucking mouthparts
• wings lacking in some • most terrestrial, herbivorous or predaceous• 50,000 species
Pentatomidae
Green Stink Bug
Pentatomidae
Green Stink Bug
Pentatomidae
Brown Stink Bug
Gelastocoridae
Toad Bug
Gerridae
Water Strider
Belastomatidae
Giant Water Bug
Coreidae
Leaf-Footed Bug
Order Homoptera Cicadas, Aphids, Scale Insects, Leafhoppers, Treehoppers
• Ho-mop’ ter-a Gr. homos, same + pteron, wing• direct development• small to large• membranous or thickened forewings,
membranous hindwings, sucking mouthparts originating on rear of head
• wings lacking in many, some with only 2 wings • terrestrial, herbivorous• 32,000 species
Cicadellidae
Leafhopper
Cicadellidae
Leafhopper
Cercopidae
Froghopper (Spittlebug)
Flatidae
Flatid Planthopper
Flatidae
Flatid Planthopper
Membracidae
Treehopper
Membracidae - Platycotis vittata
Oak Treehopper
Membracidae - Platycotis vittata
Oak Treehopper(juveniles)
Cicadidae - Tibicen sp.
Dog-Day Cicada
Nymph
Emerging adult
Cicadidae - Tibicen sp.
Dog-Day Cicada
Emerging adult
Cicadidae - Tibicen sp.
Dog-Day Cicada
Emerging adult
Cicadidae - Tibicen sp.
Dog-Day Cicada
Ventral View Mouthparts
Cicadidae - Tibicen sp.
Dog-Day Cicada
Adult
Cicadidae - Magicicada sp.
Periodical Cicada
Adult
Aphidae
Aphids
Aphidae
Aphids
Aphidae
Aphid
Aphidae
Aphids
Aphidae
Aphids
Aleyrodidae
Whitefly
Scale Insects
Order Neuroptera Dobsonflies, Alderflies, Ant Lions, Lacewings
• Neu-rop’ ter-a Gr. neuron, nerve + pteron, wing
• indirect development• medium to large sized• membranous wings with many cross veins,
chewing mouthparts, often with enlarged mandibles
• terrestrial and aquatic (larvae), predaceous• 4,670 species
Corydalidae - Corydalus sp.
Dobsonfly (larva)
Corydalidae - Corydalus sp.
Dobsonfly (larva)
Sialidae - Sialis sp.
Alderfly (larva)
Sialidae - Sialis sp.
Alderfly (adult)
Green Lacewing (adult)
Crysopidae
Order Coleoptera Beetles, Fireflies, Weevils
• Ko-le-op’ ter-a Gr. koleos, sheath + pteron, wing
• indirect development• among the smallest and largest insects• front wings (elytra) hardened, rear wings
membranous and folded under elytra• chewing mouthparts • all habitats, some parasitic• 300,000+ species (largest order of animals)
Tenebrionidae - Tenebrio molitorMealworm
Pupa
Larva
Adult
Psephenidae - Psephenus herricki
Water Penny Larva, dorsal view
Psephenidae - Psephenus herricki
Water Penny Larva, ventral view
Lampyridae
Glowworm
Larva, lateral viewAnterior
Lampyridae
Glowworm
Larva, dorsal view
Anterior
Lampyridae - Photinus sp.
Firefly or Lightningbug
Adult, dorsal viewAnterior
Carabidae
Ground Beetle
Carabidae
Ground Beetle
Cincindelidae - Cincindela sexgutatta
Tiger Beetle
Cincindelidae - Cincindela duodecimgutatta
Tiger Beetle
Scarabidae
Scarab Beetles
Scarabidae - Polyphylla decemlineata
Scarab Beetle
Scarabidae - Popillia japonica
Japanese Beetle
Silphidae - Silpha americana
Carrion Beetle
Silphidae - Nicrophoris orbicollis
Sexton Beetle
Gyrinidae - Dineutes sp.
Whirligig BeetleLarva, dorsal view
Anterior
Gyrinidae
Whirligig Beetle
Gyrinidae
Whirligig Beetle
Haliplidae - Peltodytes sp.
Crawling Water Beetles
Hydrophilidae
Water Scavenger Beetle
Larvae, lateral view
Anterior
Hydrophilidae
Water Scavenger Beetle
Elmidae - Stenelmis sp.
Riffle Beetle
Larvae, dorsal and lateral views
Anterior
Elmidae - Stenelmis sp.
Riffle Beetle
Adults, dorsal and ventral views
Anterior
Lycidae - Calopteron terminatum
Net-winged Beetle
Adult showing elytra and membranous hind wings
Cerambycidae - Megacyllene robinae
Locust Borer Beetles
Mating adults; male is dorsal
Cerambycidae - Oberea sp.
Long-horned BeetleAdult, on Sassafras sp.
Anterior
Buprestidae
Metallic Wood-boring Beetle
Larvae being attacked by ant.
Anterior
Buprestidae
Metallic Wood-boring Beetle
Adult
Cantharidae - Chauliognathus pennsylvanicus
Soldier Beetle
Coccinellidae
Ladybird Beetle
Elateridae
Click Beetle
ElateridaeClick Beetle
Chrysomelidae - Diobrotica undecimpunctata
12-spotted Cucumber Beetle(Southern Corn Rootworm)
Chrysomelidae - Leptinotarsa undecemlineata
Colorado Potato Beetle(larva)
Chrysomelidae - Leptinotarsa undecemlineata
Colorado Potato Beetle(Adult)
Chrysomelidae - Chrysochus auratus
Dogbane Leaf Beetle
Chrysomelidae - Chrysochus auratus
Dogbane Leaf Beetle
Mordellidae - Mordella sp.
Tumbling Flower Beetle
Staphylinidae - Creophilus maxillosus
Rove Beetle
Staphylinidae - Creophilus maxillosus
Rove Beetle
Staphylinidae
Rove Beetle
Curculionidae
Weevil
Curculionidae - Conotrachelus nenuphar
Plum Curculio
Larva, lateral/ventral view
Anterior
Curculionidae - Curculio sp.
Acorn Weevil
Curculionidae - Curculio sp.
Acorn Weevil
Rhipiphoridae
Wedge-shaped Beetle
The End.
Chapter 20
Integrated Principlesof Zoology
Eleventh Edition
Hickman/Roberts/Larson(c) The McGraw-Hill Companies, Inc.