Invertebrate Cladistics
For studying the phylogenetic classification of invertebrate animals.
Terms
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- Class Cestoidea
- Flatworms, Intestinally Parasitic Tapeworms
- Class Insecta
- Arthropods, Uniramians, Compound Eyes, Uniramous Appendages, Pair Antennae, Pair Mandibles for Feeding, 3 Pair Legs, 2 Pair Wings, Malipighian Tubules for Excretion, Tracheal System, Metamorphosis
- Phylum Brachiopoda
- Lophotrochozoans, Lophophores (Coelomates), Resemble Bivalves but Actually have Dorsal/Ventral Shells, Sessile, Lamp Shells
- Phylum Echinodermata
- Deuterostomes, Coelomates, Thin Skin Over Calcareous Plates, Water Vascular System (tube feet), Radial Adults from Bilateral Larvae, Mostly Sessile or Slow Moving
- Class Cephalopoda
- Mollusks, Mouths with Surrounding Tentacles, Complex Brains, Closed Circulatory System
- Classes Monogenea and Trematoda
- Flatworms, Parasitic Flukes (Internal and External)
- Parazoa
- Have No Real Tissues
- Phylum Platyhelminthes
- Lophotrochozoans, Acoelomates, Some Cephalization, Incomplete Digestive Tract, Have Excretory Apparatus, Flatworms
- Class Holothuroidea
- Echinoderms, 5 Rows of Tube Feet for Movement and Some are Tentacles, Elongated in Oral-Aboral Axis, Endoskeleton Reduced, Sea Cucumbers
- Class Turbellaria
- Flatworms, Mainly Free Living and Marine
- Class Polychaeta
- Annelids, Have Setae (Bristles) that From Parapodia on Each Segment
- Class Gastropoda
- Mollusks, Exhibit Torsion, Spiral Shells
- Class Scyphozoa
- Cnidarians, Mainly Medusas, Jellyfish
- Phylum Annelida
- Lophotrochozoans, Coelomates, Segmented Body of Many Rings, Complex Nervous System, Closed Circulatory System, Excretory Metanephrida
- Phylum Ctenophora
- Radial, 8 Plates of Fused Cilia, Diploblastic, Nerve Net, Complete Digestive Tract
- Class Chilopoda
- Arthropods, Uniramians, Compound Eyes, Uniramous Appendages, Pair Antennae, Pair Mandibles for Feeding, Pair Legs Per Body Segment, Centipedes
- Class Polyplacophora
- Mollusks, 8 Part Shell, Chitons
- Phylum Phoronida
- Lophotrochozoans, Lophophores (Coelomates), Tube Dwelling Marine Worms, Buried in Seafloor in Chitin Tubes, Sessile
- Class Oligochaeta
- Annelids, Earthworms and Some Aquatic Species
- Deuterostomia
- Have Radial and Indeterminate Cleavage, Enterocoleous, Blastopore=Anus
- Protostomia
- Have Spiral and Determinate Cleavage, Schizocoleous, Blastopore=Mouth, Split Into Lophotrochozoans and Ecdysozoans
- Class Bivalvia
- Mollusks, Shells in 2 Lateral Halves, Sessile
- Class Hydrozoa
- Cnidarians, Alternation of Polyp and Medusa
- Phylum Nemertea
- Lophotrochozoans, Acoelomates (but have weird fluid filled sac), Closed Circulatory System, Extendable Probosces
- Phylum Porifera
- Parazoans, Sponges
- Phylum Rotifera
- Lophotrochozoans, Pseudocoelomates, Complete Digestive Tract, Reproduce by Parthenogenesis, No Real Circulatory System (body fluids move when it moves)
- Class Crinoidea
- Echinoderms, Arms Around Upward Mouth, Use Arms in Suspension Feeding, Sea Lilies (sessile) and Feather Stars (motile)
- Class Hirudinea
- Annelids, Parasitic, Leeches
- Class Crustacea
- Arthropods, Compound Eyes, Biramous Appendages, 2 Pair Antennae, Pair Mandibles for Feeding, 4 Pair Legs, Pair Pincers
- Class Ophiuroidea
- Echinoderms, Long and Flexible Arms from Central Disk, Tube Feet Lack Suckers, Thrash Arms to Move, Brittle Stars
- Phylum Cnidaria
- Simplest Eumetazoans, Radial, Polyps and Medusae, Diploblastic, Nerve Net, Incomplete Digestive Tract
- Class Echinoidea
- Echinoderms, No Arms, 5 Rows of Tube Feet for Movement, Muscles can Pivot Spines, Jawlike Structures Around Mouth, Sea Urchins and Sand Dollars
- Class Arachnida
- Arthropods, Chelicerates, Simple Eyes, Uniramous Appendages, No Antennae, Pair Clawlike Chelicerae for Feeding, Pair Pedipalps, 4 Pair Legs, Book Lungs
- Eumetazoa
- Have True Differentiated Tissues
- Phylum Arthropoda
- Ecdysozoans, Coelomates, Segmented Bodies With Hard Exoskeleton, Highly Cephalized, Open Circulatory System , Three Types (Chelicerates, Uniramians, Crustaceans)
- Class Anthozoa
- Cnidarians, Only Sessile Polyps
- Class Asteroidea
- Echinoderms, 5 Arms from Central Disk, Tube Feet with Suckers Under Arms Used to Move and Feed, Regenerate, Sea Stars
- Class Diplopoda
- Arthropods, Uniramians, Compound Eyes, Uniramous Appendages, Pair Antennae, Pair Mandibles for Feeding, 2 Pair Legs Per Body Segment, Millipedes
- Phylum Mollusca
- Lophotrochozoans, Coelomates, Foot, Visceral Mass, Mantle, Open Circulatory System
- Phylum Nematoda
- Ecdysozoans, Pseudocoelomates, Covered with Cuticle it Often Sheds, No Circulatory System, Roundworms
- Phylum Bryozoa
- Lophotrochozoans, Lophophores (Coelomates), Mosslike, Encased in Hard Exoskeleton with Pore, Sessile