Term
| Class Arachnida (chelicerata) |
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Definition
| merostomata, pantopoda:: cephalothorax and abdomen, tracheae, no antennae, chelicerae, pedipalps, 4 pr legs, direct devo |
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Term
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Definition
* rigid exoskeleton of chitin and protein
* paired jointed legs, specialized
* segmented body, functional division (tagmata)
* complex muscular system
* well-developed senses
* open blood system
* respiration by gills, tracheae
* excretion by metanephridia
* growth by molting |
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Term
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Definition
| diverse:: cephalothorax and abdomen, gills, 2 pr antennae, mandibles, 2 pr maxillae, 1 pr legs/segment, larval |
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Term
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Definition
| head, thorax, abd, tracheae, 1 pr antennae, mandibles, 1x maxillae, 3 pr legs on thorax + wings, larval & some complete metamorph |
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Term
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Definition
| centipedes::: head, segmented body, tracheae, 1 pr antennae, mandibles, 2 pr maxillae, 1 pr legs per segment, direct develop |
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Term
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Definition
| millipedes::: head, segmented body, tracheae, 1 pr antennae, mandibles, maxillae, 2 pr legs per segment, direct develop |
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Term
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Definition
| Annelida + Arthropoda: segments with parapodia-like appendages, ventral nerve chord ganglia |
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Term
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Definition
| chelicerata + mandibulata: mouthpart differences |
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Term
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Definition
| crustacea and atelocerata |
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Term
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Definition
| internal mouths::: Hexapoda minus insecta; protura (segments add on), collembola, diplura (anamorphic larval devo, gas exch cutaneous, not 11 segments, ≤5 segmented legs |
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Term
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Definition
| insecta; mouthparts exposed |
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Term
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Definition
| archaeognatha (jumping bristletails) and thysanura (springtails) (primitively wingless) |
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Term
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Definition
| hemimetabola; external devo of wing pads |
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Term
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Definition
| holometabola; wings develop rapidly internally |
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Term
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Definition
| external mouthparts; mandibles, maxillae, labium; 1 pr antennae; compound eyes and ocelli; thorax w 3x legs; 11segment abd; epimorphic |
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Term
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Definition
| "new wings": can fold wings back |
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Term
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Definition
| "primitive wings" odonata+ ephemerata, nonfolding wings |
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Term
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Definition
| chitin, covered with H2Oproof wax (skeleton); hydrostatic uses fluid pressure; sclerites are hardened areas; apodemes for muscle attachments interior |
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Term
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Definition
| spines, setae (hairs), acanthae, microtrichia |
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Term
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Definition
| (3) each 1 pr legs, 2 + 3 have wings |
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Term
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Definition
| coxa, trochanter, femur, tibia, tarsus |
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Term
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Definition
| cuticular sacs bud from thorax wall; 2 membranes flatten + stiffen, veins. beetles: protective elytra |
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Term
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Definition
| foregut (esoph,trach,crop,gizzard,caecum) midgut, hindgut(malpighian tubules, rectum) |
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Term
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Definition
| triggered by environmental stim (central nerv syst) |
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Term
| highest developments of behavior |
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Definition
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Term
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Definition
| mechanical, thermal, chemical, visual |
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Term
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Definition
| touch, stress, position, pressure, gravity, vibrations |
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Term
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Definition
| apposition eye: panoramic image:: ommatidia (lens, cone, 8 retinula cells, rhabdom, pigment cells=wall) |
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Term
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Definition
| honey bee (also butterflies, moths, flies, wasps) |
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Term
| benefits of insect pollination |
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Definition
| increase pollination efficiency, success without wind (specialization) |
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Term
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Definition
| honey, beeswax, silk, shellac, dyes, fish bait, drugs |
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Term
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Definition
| S Africa, Asia, Australia, LA; high in protein. termites, hoppers, beetles, ants, larvae |
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Term
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Definition
| carrion eaters, dung; beetles, some fly larvae |
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Term
| other benefits of insects |
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Definition
| improve soil quality, entomophages, destroyers of unwanted plants, medicine and surgery (allantoin by maggots) scientific models, forensics |
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