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C l a s s i f i c a t i o n. How Would You Classify These Items?. Carolus Linnaeus. Dear King Philip Came Over For Gold Specks. Binomial Nomenclature: “a two-name system” First part of name: genus first letter always capitalized Second part of name: species first letter always lowercase
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Dear King Philip Came Over For Gold Specks
Binomial Nomenclature: “a two-name system” • First part of name: genus first letter always capitalized • Second part of name: species first letter always lowercase • Entire name is underlined or italicized • Names must be submitted for acceptance by original discoverer, and are generally Latin or Latinized
Ursus americanus American Black Bear
Canis domesticus Canis lupus
Kingdom Protista Animal-Like (Protozoans) Paramecium Giardia Amoeba Fungus-Like Plant-Like Water Mold Slime Mold Diatom Euglena Green Algae Brown Algae Dinoflagellates
Kingdom Plantae Primitive Plants Bryophyte (Moss) Pteridophyte(Fern) Complex Plants Pteridophyte(Fern) Coniferophytes (Pine Trees) Angiosperm; Dicot Angiosperm; Monocot
Kingdom: Animalia Porifera Ctenophora Cnidaria Nematoda Platyhelminthes
Human Classification Domain: Eukarya Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Primates Family: Hominidae Genus: Homo Species: Sapien
Dichotomous Keys 1a. Organism has 4 legs Go to # 2 1b. Organism has more than 4 legs Go to # 20 2a. Organism has a tail Go to # 3 2b. Organism has no tail Go to # 35 3a. Organism has stripes Bengal Tiger 3b. Organism has no stripes African Lion
Dichotomous Key • Try this one: 1a. Organism walks on all 4 legs (quadruped) 2 1b. Organism walks on 2 legs (biped) 8 2a. Organism has visible fur 3 2b. Organism has no visible fur 20 3a. Organism lives in warm climates 7 3b. Organism lives in cold climates 4 4a. Organism has brown or black fur Ursus americanus 4b. Organism has white fur Ursus maritimus