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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
Sub
class: 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
    Sub
class: Oligochaeta - earthworms, etc.
    Sub
class: Branchiobdellida
     Sub
class: 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

 

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