Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
40 Cards in this Set
- Front
- Back
|
What subphylum of the phylum arthropda are Centipedes, millipedes, pauropods, and symphylans in?
|
subphylum Myriapoda
|
|
|
What subphylum of phylum arthropoda are insects in?
|
subphylum Hexapoda
|
|
|
What subphylum of phylum arthropoda are spiders, ticks, horseshoe crabs, and their relatives in?
|
subphylum Chelicerata
|
|
|
What subphylum of phylum arthropoda are lobsters, crabs, barnacles in?
|
subphylum Crastacea
|
|
|
What subphylum of phylum arthropoda are extinct trilobites in?
|
subphylum trilobita
|
|
|
Giving the arthropods great abundance and diversity, this component gave great protection without sacrificing flexibility or mobility. It is composed of proteins, often with lipids. Proteins stabilized by chemical cross linkage, increasing it's protective ability.
|
cuticular skeleton
|
|
|
In arthropods, following molting, the shedding of the skin is known as ...
|
ecdysis
|
|
|
Characteristics of Phylum ________
-Jointed appendeges -Occupy all landforms, and capable of flight -Free-living and parasitic taxa -Bilateral symmetry -Tripoblastic body -Reduced coelom in adults -Cuticular exoskeleton -Complete digestive system -complex muscular system -Nervous system -Social organization -sexes usually separate -Paired excretory glands e.g. antennal -respiration by body surface, gills, tracheae or book lungs - open circulatory system with dorsal contractile heart |
Arthropoda
|
|
|
Subphylum _________
- All extinct forms - cambrian to carboniferous. -body divided by 2 furrows into 3 lobes; biramous appendage -lobes were cephalon, trunk, and pygidium. |
Trilobita
|
|
|
Subphylum ________
-includes horseshoe crabs, spiders, ticks and mites, scorpions, sea spiders, sun scorpions and whip scorpions - two regions. One is cephalothorax or prosoma, and another is the abdomen or opisthosoma. -Six pairs of appendages - 3 classes within this subphylum |
Chelicerata
|
|
|
Subphylum _________
- four classes; Chilopoda, diplopoda, symphyla, pauropoda -tracheae to carry respiratory gases directly to and from all body cells - Excretion is usually by malpighian tubules |
Subphylum Myriapoda
|
|
|
Subphylum ________
- 2 pairs of antennae -1 pair of mandibles -2 pairs of maxillae -setae on limbs functions as filters on filter feeding species -Respiratory gills are situated on the appendages, absent in very small species -sense organ includes a pair of compound eyes -Nitrogenous excretion through maxillary glands. |
Subphylum Crustacea
|
|
|
Subphylum __________
-insects -body with distinct head, thorax, and abdomen -all legs uniramous -pair of antennae -Two classes: Entognatha and Insecta -mouthparts modified for different food habits -thorax with two pairs of wings -head of six fused segments, thorax of 3, abdomen varies usually 11. -Usually oviparous |
Subphylum Hexapoda
|
|
|
Class ______
-most diverse and abundant of all groups of arthropods. - mouthparts retract into the head (ectognathous). -two pairs of wings |
class insecta
|
|
|
Order ___________
- Of class insecta, and subclass pterygota, infraclass paleoptera - may flies with membranous wings -forewings larger than hindwings -adult mouthparts vestigial -nymphs aquatic with lateral tracheal gills |
Order Ephemeroptera
|
|
|
Order _________
-Of class insecta, and subclass pterygota, infraclass paleoptera -dragonflies, damselflies -Large; membranous wings are long, narrow, net veined, and similar in size -long and slender body -aquatic nymphs with gills and prehensile labium for capture of prey |
Order Odonata
|
|
|
Order ________
- Class insecta,subclass pterygoda, infraclass neoptera grasshoppers, crickets, katydids. -wings when present with forewings thickened and hindwings folded like a fan under forewings -chewing mouthparts |
Order Orthoptera
|
|
|
Order ________
-Class insecta,subclass pterygoda, infraclass neoptera -cockroaches. -common insects in tropical areas -often in houses in northern areas -tarsi with 5 segments -wings typically present or reduced |
Order Blattodea
|
|
|
Order ________
-Class insecta -Walkingsticks and leaf insects -Bodies elongated and sticklike or flattened and literally expanded -herbivorous -tropical forms may be very large |
Order Phasmatodea
|
|
|
Order __________
- Class insecta -stone flies - Membranous wings -larger and fanlike hindwings - aquatic nymph with tufts of tracheal gills. |
Order Plecoptera
|
|
|
Order ___________
-Members have unique mouthparts specialized for piercing and sucking. -Divided into three suborders: heteroptera, Auchenorrhyncha, and sternorrhyncha. -wings present or absent -forewings with basal portion thickened and partly sclerotized -hindwings membranous -odorous scent glands. -water scorpions, water striders, edbugs, squash bugs, assassin bugs, chinch bugs, stink bugs, plant bugs, lace bugs, and many others |
Order hemiptera
|
|
|
In most Crustacea one or more thoracic segments are fused with the head. This forms the ...
|
cephalothorax
|
|
|
Order ___________
-beatles, fireflies, and weevils -Largest order of animals in the world with 250,000 described species -Front wings (elytra) thick, hard, opaque -membranous hindwings folded under front wings at rest -mouthparts for biting and chewing |
Order Coleoptera
|
|
|
Order ________
-class insecta -butterflies and moths -membranous wings covered with overlapping scales -wings coupled or overlapping -mouthparts a sucking tube, coiled when not in use -larvae (caterpillars) with chewing mandibles for plant eating, stuby prolegs on abdomen, and silk glands for spinning cacoons -antennae knobbed in butterflies, and usually filamentous (sometimes plumed) in moths |
Order Lepidoptera
|
|
|
Order _________
- class insecta -true flies -single pair of wings membranous and narrow -hindwings reduced to inconspicuous balancers (halteres) -sucking mouthparts or adapted for sponging, lapping, or piercing -legless maggots (larvae) -crane flies, mosquitos, moth flies, midges, fruit flies, flesh flies, house flies, horse flies, bot flies, blow flies |
Order Diptera
|
|
|
Order _________
-Class insecta -caddisflies -small soft bodies -wings well veined and partially scaled, hairy, folded rooflike over hairy body -chewing mouth parts, mandibles much reduced -aquatic larvae of many species construct cases of leaves, sand, gravel, bits of shell, or plant matter, bound together with secreted silk or cement -some make silk feeding nets attached to rocks in stream |
Order Trichoptera
|
|
|
Phylum ______________
-entirely marine -sea stars, brittle stars, sea urchins and sea lilies -all have calcareous endoskeleton -spiny endoskeleton of plates -water vascular system - Pedicellariae -dermal branchiae -basic pentaradial symmetry in the adults -dates back to cambrian period -5 classes; Echinoidea (sea urchins) Asteroidea (star fish) Crinoidea (sea lilies) Holothuroidea (sea cucumbers). |
Phylum echinodermata
|
|
|
Class _________
--sea stars (starfish). -star-shaped with arms not sharply marked off from central disc - ambulacral grooves open, with tube feet on oral side -tube feet often with suckers - anus and madreporite aboral -pedicellariae present |
Class Asteroidea
|
|
|
Class __________
-Phylum echinodermata -brittle stars and basket stars. -star shaped with arms sharply marked off from central disc -ambulacral grooves closed, covered by ossicles -tube feet without suckers and not used for locomotion; -pedicellariae absent -anus absent |
Class Ophiuroidea
|
|
|
Class _______
- sea urchins, sea biscuit, and sand dollars -phylum echinodermata -more or less globular or disc shaped with no arms -compact skeleton or test with closely flitting plates -moveable spines -ambulacral grooves closed -tube feet with suckers -pedicellariae present |
Class Echinoidea
|
|
|
Class ___________
- Phylum echinodermata -sea cucumbers - no arms -spine absent -microscopic ossicles embedded in thick muscular wall -anus present -ambulacral grooves closed -tube feet with suckers -circumoral tentacles (modified tube feet) - Pedicellariae absent -madreporite internal |
Class Holothuroidea
|
|
|
Phylum ____________
- Bilateral symmetry, segmented body, three germ layers, and well developed coelom -Notochord present at some point in life -Single, dorsal, tubular nerve cord -Pharyngeal pouches at some point -Endostyle -Post anal tail projecting beyond the anus at some stage but may or may not persist -complete digestive system -Segmentation, if present, restricted to the outer body wall, head and tail and not extending into coelom |
Phylum chordata
|
|
|
___________ is a structure added to the body behind the end of the digestive tract, it has clearly evolved specifically for propulsion in water. Provides motility that larval tunicates and amphioxus need for their free swimming existence
|
postanal tail
|
|
|
subphylum __________
-sea squirts or tunicates -notochord and nerve cord in free-swimming tad pole like larva only; ascidian adults sessile, encased in tunic -water flow is maintained by ciliated cells, and food is trapped by mucus on the pharyngeal gill slits -3 classes: Ascidiacea, Appendicularia, Thaliacea -about 1600 species |
Urochordata
|
|
|
Subphylum _________
- notochord, dorsal nerve cord, and postanal tail persist all through life. fish like in form - amphioxous/branchiostoma |
Cephalochordata
|
|
|
These are part of the subphylum cephalochordata and are lanclets. Also called branchiostoma. Intracellular digestion facilitated by cilia and gill slits in the hepatic cecum
|
Amphioxous
|
|
|
Class __________
-subphylum urochordata -larval-like pelagic creatures that fee uniquely -Each builds a house composed of mucous interlaced with filters and passages for water entrance. -filter feeds on phytoplankton and bacteria. -rebuilds house in about 4 hours as filter gets clogged |
class appendicularians
|
|
|
A mucus secreting groove in the pharynx of urochordata and cephalochordata. Analagous to the thyroid gland in chordata
|
endostyle
|
|
|
This is formed as the neural plate folds on itself and also forms the neural tube, which gives rise to the nervous system. The cells of this structure gave rise to peripheral nervous system.
|
neural crest
|
|
|
class ________
-subphylum urochordata -by far the most common, diverse, and best known of the 3 classes. -called sea squirts because they forcefully discharge a jet of water from the excurrent siphon when irritated. -may be solitary, compound, or colonial -compound share excurrent siphon -feeding depends on formation of mucous net that is secreted by a glandular groove located along the midventral side of the pharynx |
Ascidiacea
|
