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BIOS 173 Part One
Classification of animals
| Question | Answer |
|---|---|
| Phylum of sponges: porous body lacking tissues and organs, containing water canals | Porifera |
| Class of sponges with calcium carbonate spicule skeletons | Calcarea |
| Class of sponges with 6-rayed spicules | Hexactinellida |
| Class of sponges with spongin fiber skeletons and/or siliceous spicules | Demospongiae |
| Phylum of jellyfish, corals and anemones: radial symmetry, gastrovascular cavity, tentacles | Cnidaria |
| Class of cnidarians which have both a polyp and medusa generation (ex. Hydra, Obelia, Gonionemus) | Hydrozoa |
| Class of cnidarians with a predominant medusa and reduced or absent polyp (ex. Aurelia) | Scyphozoa |
| Class of cnidarians lacking a medusa form (ex. sea anemones, corals, sea fans, sea whips, sea plumes) | Anthozoa |
| Animals lacking a body cavity | Acoelomates |
| Phylum of flatworms: incomplete digestive tract, three layers, bilateral symmetry | Platyhelminthes |
| Class of free-living and commensal flatworms (ex. Planaria) | Turbellaria |
| Class of flukes, all parasitic (ex. Clonorchis) | Trematoda |
| Class of tapeworms, all parasitic. Ribbon-like body (ex. Dipylidium) | Cestoda |
| Animals with a fluid-filled body cavity lacking complete mesodermal lining | Pseudocoelomates |
| Phylum of roundworms: free-living and parasitic, whiplike movements, having only longitudinal muscles (ex. Ascaris, vinegar eel) | Nematoda |
| Where the mouth is formed from the blastopore; this animal has a coelom | protostome coelomate |
| Phylum of mollusks: soft body, anterior head, dorsal visceral mass, ventral foot, radula, secretes hard shell | Mollusca |
| Class of chitons: oval body, eight dorsal shell plates, broad foot, radula | Polyplacophora |
| Class of clams, mussels, oysters, and scallops: dorsally hinged shell, filter feeder. | Bivalvia |
| Class of snails, slugs, whelks, conchs and sea hares. Body and shell helically coiled, broad food, radula, well-developed head | Gastropoda |
| Class of squid, cuttlefish, octopus, nautilus. Large head, foot modified into 8 or more tentacles surrounding mouth, complex eye | Cephalopoda |
| Phylum of segmented worms: setae, large coelom, well-developed systems | Annelida |
| Class of earthworms: reduced head, hermaphroditic. (ex. Lumbricus) | Oligochaeta |
| Class of clamworms. Lateral appendages, well-developed head | Polychaeta |
| Class of leeches. Blood-sucking external parasite, anterior and posterior suckers, hermaphroditic | Hirudinea |
| Phylum of velvet worms. Lobe-like legs, slime glands | Onychophora |
| Phylum of water bears. Capable of entering suspended animation | Tardigrada |
| Phylum of segmented animals with jointed appendages and chitinous exoskeletons | Arthropoda |
| Extinct Subphylum of armored arthropods with a flat, ovoid, 3-part body | Trilobitomorpha |
| Extinct class of trilobites | Trilobita |
| Subphylum of arthropods with 2 pairs of antennae, mandibles, gills. Includes shrimp and pill bugs | Crustacea |
| Class of crustaceans (ex. crayfish, lobster, crab, shrimp, pill bugs) | Malacostraca |
| Subphylum of arthropods with six legs and 0-2 pairs of wings, unbranched appendages | Hexopoda |
| Class of hexopods including bees, beetles, wasps, grasshoppers, moths, butterflies, mantids and flies | Insecta |
| Subphylum of arthropods with a lot of legs | Myriapoda |
| Class of centipedes, one pair of legs per segment | Chilopoda |
| Class of millipedes, two pairs of legs per segment | Diplopoda |
| Subphylum of arthropods with book lungs and pincer-like mouthparts | Chelicerata |
| Class of arthropods with 4 pairs of walking legs (ex. spiders, scorpions, ticks) | Arachnida |
| Class of horseshoe crabs | Merostomata |
| Where the blastopore forms the anus and the mouth is formed by a second opening. These animals have coeloms | Deuterostome coelomates |
| Phylum of animals exhibiting secondary pentaradial symmetry, spiny skin, a calcareous endoskeleton and a water vascular system | Echinodermata |
| Class of sea stars | Asteroidea |
| Class of brittle stars | Ophiuroidea |
| Class of sea urchins and sand dollars | Echinoidea |
| Class of sea cucumbers | Holothuroidea |
| Class of sea lilies and feather stars | Crinoidea |
| Phylum of animals with a hollow dorsal nerve cord, notocord, pharyngeal gill slits, postanal tail and thyroid gland | Chordata |
| Subphylum of chordates: tadpole-like larva, sessile, filter-feeding adult (tunicates and sea squirts) | Urochordata |
| Subphylum of chordates: lancelets. Eel-like. | Cephalochordata |
| Subphylum of chordates with a definite head, large brain in a cranium and a vertebral column | Vertebrata |
| Group of jawless fishes that ties itself in knots and is very slimy. Mouth is wrinkly and puckered. | Hagfish |
| Group of jawless fishes with a cartilaginous endoskeleton and a round mouth with teeth. Sucks the blood of other fishes. | Lampreys |
| Group of fishes including sharks, skates and rays. Have a cartilage endoskeleton | Cartilaginous fishes |
| Fishes such as perch, seahorse, salmon and most others | bony ray-finned fishes |
| Group of bony, lobe-finned fishes | Coelocanths |
| Group of bony fishes with internal nares, capable of surviving in air | Lungfishes |
| Clade of tetrapods with tadpole larva and four-limbed adult with moist skin (ex. salamanders, toads, frogs) | Amphibia |
| Clade of hair-covered endotherms with mammary glands for feeding young; one temporal fossa (ex. shrews, bats, rodents, whales, canids, felids, primates) | Mammalia |
| Clade of reptiles with dry, scaly skin, amniote egg and no temporal fossa, a shell (ex. tortoises, turtles) | Testudines |
| Clade of reptiles with scaly skin, amniote egg and two temporal fossa (ex. lizards, snakes) | Lepidosauromorpha |
| Clade of reptiles with amniote egg, two temporal fossa and a four-chambered heart (ex. alligators, crocodiles) | Crocodilia |
| Clade of reptiles with amniote egg, to temporal fossa, wings, feathers, endothermy | Aves |
| Kingdom of multicellular, eukaryotic organisms that digest food outside cells and then absorb it. | Animalia |
Created by:
sw326108
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