File: <table1.htm> <Index to Invertebrates> <Bibliography> <Glossary> Site Description <Navigate to Home>

Table 1. Classification of the Invertebrates

(Contact)

Please CLICK on underlined categories to view (alternative names in parenthesis):

Kingdom: PROTISTA (PROTOZOA) -- unicellular microbes, plankton Phylum: Sarcomastigophora (Rhizoflagellata) Class: Rhizopoda (Sarcodina) Order: Amoebina Order: Testaceea Order: Heliozoa Order: Radiolaria Order: Foraminifera Class: Mastigophora (Flagellata) Subclass: Phytomastigina Order: Eglenoidea Order: Volvocina Order: Dinoflagellata Subclass: Zoomastigina Phylum: Apicomplexa (Sporozoa) -- coccidia, gregarines, piroplasms, haemogregarines, and plasmodia; Class: Aconoidasida Class: Conoidasida Kingdom: CHROMALVEOLATA -- ciliates, water molds Phylum: Heterokontophyta Phylum: Haptophyta Phylum: Cryptophyta Superphylum: Alveolata Phylum: Ciliophora Class: Karyorelictea Class: Heterotrichea Class: Spirotrichea Class: Litostomatea Class: Phyllopharyngea Class: Nassophorea Class: Colpodea Class: Prostomatea Class: Oligohymenophorea Class: Plagiopylea Class: Ciliata (Infusoria) Subclass: Protociliata Subclass: Euciliata Class: Phyllopharyngea Subclass: Suctoria Kingdom: ANIMALIA SubKingdom: Parazoa Phylum: Porifera -- Sponges Class: Calcarea Class: Hexactinellida Class: Demospongia [COELENTERATA -- obsolete category] SubKingdom: Metazoa (Eumetazoa) Phylum: Ctenophora (Previously under Coelenterata) Class: Tentaculata Class: Nuda Phylum: Cnidaria (Previously under Coelenterata) -- Combs, corals, jelly fish Class: Anthozoa -- flower animals Subclass: Alcyonaria -- sea pens, sea fans Subclass: Zooantharia -- sea anenomes, stony corals Class: Hydrozoa -- hydra Class: Leptolinae Class: Trachylinae Class: Scyphozoa -- jelly fish [Order: Coronatae Order: Semaeostomeae Order: Rhizostomeae] Phylum: Platyhelminthes (Superphylum Platyzoa) -- Flatworms Class: Monogenea Class: Trematoda Subclass: Monogenea Subclass: Digenea Class: Cestoda -- tape worms Class: Turbellaria -- planaria Order: Acoela Order: Rhabdocoela Order: Tricladida Order: Polycladida Phylum: Nemertinea (Nemertera)-- Ribbon or proboscis worms Class: Anopla Class: Enopla Phylum: Acanthocephala -- Spiny-headed worms Class: Archiacanthocephala Class: Eoacanthocephala Class: Palaeacanthocephala Phylum: Rotifera -- Wheel animals Class: Monogononta Class: Digononta Class: Bdelloidea Class: Seisonidea Phylum: Gastrotricha -- Hairy backs Class: Macrodasyida Class: Chaetonotida Phylum: Bryozoa (Ectoprocta) -- Ciliated crowns Class: Stenolaemata Class: Gymnolaemata Class: Phylactolaemata

Phylum: Brachiopoda -- Brachiopods Genus: Lingula Genus: Laqueus Phylum: Phoronidea -- horseshoe worms Genus: Phoronis Genus: Phoronopsis Phylum: Nematoda ( Nemathelminthes) -- roundworms Class: Adenophorea Class: Secernentea Phylum: Nematomorpha (Gordiacea) -- Horsehair or Gordian worms Class: Nectonematoida Class: Gordioidea Phylum: Echinodermata -- starfish, brittle stars Class: Asteroidea Class: Echinoidea Class: Ophiuroidea Class: Holothuroidea Class: Crinoidea Phylum: Mollusca -- clams, oysters, snails Class: Pelecypoda (Bivalvia) Class: Gastropoda Subclass: Prosobranchia Subgroup: Opisthobranchia (Euthyneura) Subgroup: Pulmonata Class: Cephalopoda Class: Scaphopoda Class: Amphineura (Polyplacophora) Class: Monoplacophora Class: Aplacophora Class: Caudofoveata Class: Helcionelloida (extinct class) Class: Rostroconchia (extinct class) Phylum: Annelida -- ringed & earthworms Class: Polychaeta Class: Clitellata Subclass: Oligochaeta - earthworms, etc. Subclass: Branchiobdellida Subclass: Hirudinea - leeches Class: Myzostomida Class: Archiannelida (Haplodrili) Phylum: Onychophora -- velvet worms or claw bearers Phylum: Arthropoda -- Insects, spiders, centipedes, crustaceans Subphylum: Crustacea Class: Branchiopoda – brine shrimp etc. Class: Remipedia -- blind crustaceans Class: Cephalocarida – horseshoe shrimp Class: Maxillopoda – barnacles, fish lice, etc. Subclass: Cirripedia -- barnacles Subclass: Copepoda -- copepods Class: Ostracoda – seed shrimp Class: Malacostraca – lobsters, crabs, shrimp, etc Super Order: Syncarida -- mountain shrimps Order: Mysidacea. -- Primarily marine animals Order: Cumacea -- hooded shrimps Order: Leptostraca -- filter feeders Order: Isopoda. -- pill bugs, sow bugs Order: Amphipoda. -- marine Order: Stomatopoda. -- mantis shrimp Order: Decapoda. -- lobsters, crayfish, crabs Subphylum: Trilobitomorpha Class: Trilobita – trilobites (extinct) Subphylum: Myriapoda Class: Chilopoda – centipedes Class: Diplopoda – millipedes Class: Pauropoda -- related to centipedes Class: Symphyla -- garden centipedes Subphylum: Chelicerata Class: Arachnida – spiders, scorpions, etc. Class: Merostomata (Xiphosura) – horseshoe crabs Class: Pycnogonida – sea spiders Class: Eurypterida – sea scorpions (extinct) Subphylum: Hexapoda Class: Insecta – insects [Entomology] Class: Entognatha : Collembola (springtails), Diplura and Protura. Phylum: Hemichordata -- Wormlike marine animals, deuterostomes Class: Enteropneusta Family: Harrimaniidae Family: Protoglossidae Family: Ptychoderidae Family: Saxipendiidae Family: Spengelidae Family: Torquaratoridae Class: Graptolithina (extinct) Class: Pterobranchia Class: Planctosphaeroidea Phylum: Chordata -- Tunicates, fish, amphibians, birds, mammals Subphylum: Urochordata (Tunicata) Subphylum: Cephalochordata -------------------------------- Bibliography Citations Plates