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An Introductory Text-Book of Zoology: For the Use of Junior Classes
Henry Alleyne Nicholson
No preview available - 2016
abdomen Actinozoa adapted adult alimentary canal allies ambulacral Annelides apertures appendages Birds body-cavity bones bony breathing-organs buds called cavity chamber cilia Class colony common composed comprising consists contractile Corals Crustacea Crustaceans Ctenophora developed digestive disc distinct distinguished divided division dorsal eggs eidos fact feet fins fishes fluid foot Foraminifera fore limbs furnished gills or branchiae gullet head hind limbs horny Hydra Hydrozoa incisors Infusoria inhabit Insects intestine jointed known Lancelet legs living locomotive lungs Mammals membranous Mollusca mouth Nautilus nervous system Order pairs placed plates polypes polypite possess pous produced Protozoa pseudopodia pteron Rhizopoda Ringed worms sarcode Scolecida Sea-anemones Sea-pen Sea-urchins seas shell single skeleton skin solid object species spinal spines sponge stomach structure sub-kingdom surface swimming tail teeth tentacles TEXT-BOOK toes tube usually ventral vertebral column Vertebrata Vertebrate animals Vorticella whilst wings worms zooids ZOOLOGY Zoophytes