Can you name the Biology 111 Animal Groups? created by stephmcleod Enter an animal in the box below Correctly named animals will show up below Answers do not have to be guessed in order This quiz has not been verified by Sporcle

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Main Group Group Examples Cnidarians 'cup animals' - jellyfish Cnidarians 'flower animals' - sea anenomes Cnidarians hydra, portuguese man-of-war Platyhelminthes scolex, proglottids Annelids 'many hairs' Annelids leeches, 'suckers' Annelids 'few hairs' Mollusks 'two valves' (lost cephalization) Mollusks 'head food' - squids Mollusks Chitons Mollusks 'stomach foot' - snails, slugs Arthropods beetles, flies, fleas Arthropods 'zooplankton', crabs Arthropods head & trunk Arthropods arachnids Myriapods centipedes (1 pair per segment) Myriapods millipedes (2 pairs per segment) Echinoderms sea lillies & feather stars Echinoderms many arm spines Echinoderms branched arms Echinoderms many spines, pincers Echinoderms 5 rows of tube feet Echinoderms invert stomach, predators Chordates tunicates (sea squirts) Chordates lancelets, fish-like bodies Fishes 'jawless fishes' - hagfish & lampreys Fishes 'cartilaginous fishes' - sharks, skates, rays Fishes 'bony fishes'

Main Group Group Examples Osteichtyhians ray-finned fishes - teleosts Osteichthyians lobe-finned fishes - lungfish Amphibians never leave water Amphibians frogs & toads Amphibians lost appendages Reptiles shell Reptiles horny scales, lungs Reptiles crocodilians, 4-chamber heart Lepidosaurs lizards, snakes & amphisbaenians Lepidosaurs only 2 species (New Zealand) Mammals (monotremes) - platymus, echidna - egg-laying Mammals placenta and pouch - kangaroos, koalas Mammals no pouch or egg, placenta Primates lemurs, lorises - arboreal & nocturnal Primates arboreal, nocturnal insectivores, small, rotate head 180 degrees Primates arboreal, long prehensile tails Primates orangutan, chimpanzee, gorilla & human = great apes Primates (non-apes) - mandrils, baboons, rhesus monkeys, macaques Primates 99% similar in coding DNA Primates ~20 extant species, bipedal motion, bigger brain Hominids 'Lucy' - 1974 - Australopithecus afarensis - 3.2 mya in Ethiopia Hominids 'handy man' - shorter jaw, bigger brain - 2.5 - 1.5 mya Hominids 'working man' - 2-1.5 mya, reduced sexual dimorphism, longer fingers Hominids 'upright man' - 1.6 mil - 200,000 ya, left Africa Hominids 'Neanderthals' - 200,000 - 30,000 ya, short & stalky Hominids 'wise man' - ~200,000 ya, North America ~20,000 ya Hominids to ~12,000 ya, small - Flores Island, Indonesia

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