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What is SUBPHYLUM EUMETAZOA?
- -INVERTEBRATE animals
- -phylum cnidaria, phylum ctenophora, phylum platyhelminthes, phylum annelida, phylum arthropoda, and phylum echinodermata
- -VERTEBRATE animals
- -phylum chordata
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Describe PHYLUM CNIDARIA.
- -includes jellies, corals, and hydras
- -diploblastic
- -radial body plans (sessile or polyps)
- -carnivores
- -no brain
- -4 classes: hydrozoa, anthozoa, scyphozoa, cubuzoa
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What is CLASS HYDROZOA?
- -kingdom animalia
- -subkingdom eumetazoa
- -phlyum cnidaria
- -class hydrozoa
- -man of war or hydra
- -alternate between polyps and medusa stage
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What is CLASS SYCPHOZOA?
- -kingdom animalia
- -subkingdom eumetozoa
- -phylum cnidaria
- -class scyphozoa
- -true jellies
- -medusa stage is most prominent
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What is CLASS CUBOZOA?
- -kingdom animalia
- -subkingdom eumetozoa
- -phylum cnidaria
- -class cubozoa
- -box jellies and sea wasps
- -box-shaped medusa stage
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What is CLASS ANTHOZOA?
- -kingdom animalia
- -subkingdom eumetozoa
- -phylum cnidaria
- -class anthozoa
- -sea anemones and coral
- -sessile polyps
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What is PHYLUM CTENOPHORA?
- -kingdom animalia
- -subkingdom eumetozoa
- -phylum ctenophora
- -comb jellies
- -radial symmetry
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What is PHYLUM PLATYHELMINTHES?
- -kingdom animalia
- -subkingdom eumetozoa
- -phylum platyhelminthes
- -flatworms
- -bilateral symmetry
- -acoelomates
- -4 classes: turbellaria, trematoda, monogenea, and cestoda
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What are the four classes of PHYLUM PLATYHELMINTHES?
- (1) Class Turbellaria (Planarians)
- (2) Class Trematoda (Flukes)
- (3) Classs Monogenea (Parasitic worms)
- (4) Class Cestoda (Tapeworms)
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Describe PHYLUM ANNELIDA.
- -segmented worms
- -3 classes: class oligochaetes (earthworms), class hirudinea (leeches), and class nematoda (roundworms)
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Describe CLASS OLIGOCHAETES?
- -earthworms
- -closed circulatory system
- -gizzard, crop
- -hermaphrodite
- -detritus (eat debris)
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Describe CLASS HIRUDINEA.
- -leeches
- -blood parasites
- -enzymes secrete anesthetic
- -hirudin, which keeps blood from coagulating
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Describe CLASS NEMATODA.
- -roundworms
- -causes TRICHONELLA disease (by eating raw or uncooked meat of infected animals)
- -no circulatory system
- -sexual reproduction
- -causes ENTEROBIOUS VERMICULARIS infection (PINWORM)
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Describe PHYLUM ARTHROPODA.
- -subkingdom eumetozoa
- -invertebrates
- -segmented body plan
- -jointed appendages
- -hard exoskeleton
- -GAS EXCHANGE
- -phylum arthropoda
- -3 subphylums: subphylum cheliceriformes (class arachnids), subphylum myriapoda (class diplopoda and class chilopoda), subphylum hexapoda
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What is SUBPHYLUM CHELICERIFORMES?
- -subkingdom eumetozoa
- -phylum arthropoda
- -subphylum cheliceriformes
- -claw-like appendages called chelicerae
- -most are CLASS ARACHNIDS
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What is CLASS ARACHNIDS?
- -subkingdom eumetozoa
- -phylum arthropoda
- -class arachnids
- -scorpions, spiders, mites, and ticks
- -two part body: cephalothorax (6 pairs of appendages including chelicerae, pedipalps, and 4 pairs of walking legs) and abdomen
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What is SUBPHYLUM MYRIAPODA?
- -subkingdom eumetozoa
- -phylum arthropoda
- -subphylum myriapoda
- -terrestrial
- -2 classes: class diplopoda (millipedes) and class chilopoda (centipedes)
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What is SUBPHYLUM HEXAPODA?
- -subkingdom eumetozoa
- -phylum arthropoda
- -subphylum hexapoda
- -INSECTS
- -body consists of head, thorax, and abdomen
- -compound eye
- -ventral nerve cords
- -flight
- -Malpighian tubes functions as kidneys
- -trachea system
- -incomplete or complete metamorphosis
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What is PHYLUM ECHINODERMATA?
- -subkingdom eumetozoa
- -phylum echinodermata
- -deuterostome
- -water vascular system
- -sexual reproduction
- -5 classes: CLASS ASTEROIDEA, CLASS OPHIUROIDEA, CLASS ECHINOIDEA, CLASS CRINOIDEA, AND CLASS HOLOTHUROIDEA
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What is CLASS ASTEROIDEA?
- -subkingdom eumetozoa
- -phylum echinodermata
- -SEA STARS
- -arms in 5 or multiples of 5
- -each arm has its own set of digestive and reproductive systems
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What is CLASS OPHIUROIDEA?
- -subkingdom eumetozoa
- -phylum echinodermata
- -class ophiuroidea
- -long flexible arms
- -arms grow back via asexual reproduction
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What is CLASS ECHINOIDEA?
- -subkingdom eumetozoa
- -phylum echinodermata
- -class echinoidea
- -sea urchins and sand dollars
- -lack distinctive arms
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What is CLASS CRINOIDEA?
- -subkingdom eumetozoa
- -phylum echinodermata
- -class crinoidea
- -sea lilies and feather stars
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What is CLASS HOLOTHUROIDEA?
- -subkingdom eumetozoa
- -phylum echinodermata
- -class holothuroidea
- -sea cucumbers
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What are VERTEBRATES?
- -subkingdom eumetazoa
- -phylum chordata
- -bilateral
- -vertebrae
- -deuterostomes
- -notochord (human skeleton), nerve chord (CNS), pharyngeal gill slits (human ears, head and neck), post anal tail
- -3 subphylums: subphylum cephalochordata (invertebrates, LANCELETS), subphylum urochordata (invertebrates, TUNICATES), and subphylum vertebrata
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Describe SUPHYLUM VERTEBRATA.
- -subkingdom eumetazoa
- -phylum chordata
- -subphylum vertebrata
- -6 classes: class chondrichthyes (sharks, skates, and rays), class osteichthyes (bony fishes), class amphibia (frogs and salamanders), class reptilia (lizards, snakes, turtles), class aves (birds), and class mammalia
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What is CLASS CHONDRICHTHYES?
- -subkingdom eumetozoa
- -phylum chordata
- -subphylum vertebrata
- -class chondrichthyes
- -sharks, skates, and rays
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What is CLASS OSTEICHYTHES?
- -subkingdom eumetazoa
- -phylum chordata
- -subphylum vertebrata
- -class osteichythes
- -bony fishes
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What is CLASS AMPHIBIA?
- -subkingdom eumetozoa
- -phylum chordata
- -subphylum vertebrata
- -class amphibia
- -frogs, salamanders
- -aquatic larvae, terrestrial adulthood
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What is CLASS REPTILIA?
- -subkingdom eumetozoa
- -phylum chordata
- -subphylum vertebrata
- -class reptilia
- -ectothermic
- -lizards, snakes, turtles
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What is CLASS AVES?
- -subkingdom eumetazoa
- -phylum chordata
- -subphylum vertebrata
- -class aves
- -birds
- -endothermic
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What is CLASS MAMMALIA?
- -subkingdom eumetozoa
- -phylum chordata
- -subphylum vertebrata
- -class mammalia
- -mammals = mammary glands that produce milk
- -endothermic
- -3 major taxonomic groups: MONOTREMES (lay eggs, lack nipples, platypus or echidna), MARSUPIALS (pouch animals), EUTHERIANS (placentals)
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What are MONOTREMES?
- -subkingdom eumetazoa
- -phylum chordata
- -subphylum vertebrata
- -class mammalia
- -MONOTREMES
- -lack nipples
- -lay eggs
- -platypus, echidna
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What are MARSUPIALS?
- -subkingdom eumetazoa
- -phylum chordata
- -subphylum vertebrata
- -class mammalia
- -MARSUPIALS
- -pouch mammals
- -opossum, kangaroo, koala
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What are EUTHERIANS?
- -subkingdom eumetozoa
- -phylum chordata
- -subphylum vertebrata
- -class mammalia
- -EUTHERIANS
- -placentals
- -humans
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What are GNATHOSTOMES?
- -vertebrates with jaws
- -sharks, rays, fish, amphibians, reptiles, and mammals
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What are TETRAPODS?
- -vertebrates with four-limbs
- -class amphibia, class reptilia, class aves
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