Invertebrates 0.0 / 5 ? BiologyInvertebratesUniversityNone Created by: ppogbaCreated on: 11-07-19 16:02 What phylum appear in clade Parazoa (+ give examples)? How many species within? Phylum Porifera (sponges). 5000-10,000 1 of 21 What phylum in clade Radiata (+ eg)? How many species? Phylum Cnidaria (jellyfish, corals). 10,000 2 of 21 Give 2 main characteristics of animals belonging to clade Radiata? Radial symmetry and Diploblastic 3 of 21 What is a Choanocyte? specialist feeding cell located on inside of sponges. 4 of 21 the 2 forms of phylum cnidaria and what do they mean? Polyp (mouth up-anemone) and Medusa (mouth down-jellyfish) 5 of 21 4 classes of phylum cnidaria? Hydrozoan, Cubozoan, Scyphozoan, Anthozoan 6 of 21 2 groups of Protostomes. Lophotrochozoa and Ecdysozoa 7 of 21 phylum Platyhelminthes are part of the clade Lophotrochozoa. What animals appear here and how many species? Flatworms- planarians, tapeworms. 20,000 species. 8 of 21 Name the 3 classes of Platyhelminthes? Class Turbellaria, Class Trematoda, Class cestoidea. 9 of 21 What is the phylum of Lophotrochozoa that contains segmented worms? How many species? Phylum Annelida. 12,000 species. 10 of 21 Name the 3 classes of Annelids Class Oligochaeta (earthworms). Class Polychaeta (marine segmented worms). Class Hirudinea (leeches). 11 of 21 What phylum from the Lophotrochozoans contains snails, clams and squids? How many species? Phylum Mollusca. 50,000 species. 12 of 21 What class in phylum Mollusca contains snails, limpets and slugs? How many species? Class Gastropoda. 40,000 species 13 of 21 In phylum Mollusca, what animals are in class Bivalvia? How many species? Clams and Oysters. 7000 species 14 of 21 What class in phylum Mollusca contains squid and octopus? How many species? Class Cephalopoda. 600 species. 15 of 21 Ecdysozoans undergo ecdysis. What does this mean? shedding of exoskeleton outgrown by the animal. 16 of 21 What are the 2 phyla from the protostome Ecdysozoa? Give examples of animals from each phyla and how many species in each. Nematoda (roundworms, 90,000 species). Arthropoda (lobsters, spiders and insects, 1 million species). 17 of 21 Name the 4 subgroups of phylum Arthropoda. Trilobites, Chelicerates, Crustacea, Uniramia. 18 of 21 What does the arthropoda subgroup Chelicerates contain? spiders, horseshoe crabs, ticks 19 of 21 What does the arthropoda subgroup Crustacea contain? How many species? lobsters and crabs. 40,000 species. 20 of 21 The subgroup Uniramia contains the arthropods with unbranched appendages. Name 3 of the classes in this subgroup? Chilopoda (centipedes). Diplopoda (millipedes). Class Insecta (Hexapoda). 21 of 21
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