Classification

Domain: Eukarya

Kingdom: Animalia
 
Phylum: Arthropoda
 
Class: Insecta/Hexapoda
 
Order: Hymenoptera
 
Family: Formicidae
 
Genus: Eciton
 
Species: Eciton hamatum


Phylogenetic tree of similar organisms.


Why is it classified as such?

Eukarya?
This species belongs to this domain because it is a multi-cellular organism and its cells contain a true nucleus and membrane bound organelles. Another fascinating organism you should check out in the domain eukarya is Chironex fleckeri (Australian box jellyfish).


Kingdom?
Animals that are classified in animilia, such as Eciton hamatum, lack rigid cell walls and most have specialized tissues (except for sponges, they are totapotent). They are all multicellular and are nearly all organisms in the kingdom are heterotrophic. Look at another neat organism within the animilia the Hispaniolan solenodon.


Phylum?
Arthropods are bilaterally symmetrical protostomes and have a segmented body. The body is split into three different parts consisting of the head, thorax, and abdomen. The body of arthropods are supported by an exoskeleton covering made of chitin. Check another cool member of the arthropods Sicarius hahni (The Six-Eyed Sand Spider).

Class?
The hexapods are the most vast group of any class with approximately 1 million species named and an estimated several times that number unnamed or found the class varies greatly. Insects are composed of a head, thorax, abdomen, compound eyes, antennae, and three pairs of walking legs. Hexapods lack musculature beyond the first segment of antenna, have a complete complete digestive tract, breathe with a tracheal tube system, have spiracles, and must molt. This molting is the shedding of the exoskeleton to grow or to undergo a metamorphosis. Check out another member of hexapods that is poisonous, the Battus philenor (Pipevine Swallowtail).


Order?

Hymenoptera are defined by two pairs of wings that have fewer veins than other insect groups and the abdominal tergum is connected to the metanotum. This grouping classification consists of mostly bees, wasps, and ants.


Family?
The common characteristic of the formicidae is the evolution of a metapleural gland. This gland helps to defend the ant against bacteria and fungus. Some members of the formicids, which are ants, have lost this gland so their are some exceptions, typically these exceptions are found in very dry and arid environments. Another important feature of the formicids is their body structure, formicids are distinguished by the waist, which is "pinched down" posteriorly where it connects to the abdomen. In addition they have a very developed social system which very few other insects have developed.

Genus?
Eciton are highly polymorphic, have single facet eyes, a strongly developed sting and falcate mandibles which define the genus. 

Species?
The specie E. hamatum can be distinguished by its large horns on the rear of the head that protect the neck from other ants with which it may fight. Its coloring is also much different from other Eciton species E. hamatum displays colors of burnt sienna and orange.

Closest genera under the subfamily Ecitoninae, these genera are all members of the tribe Ecitonini. The tree also contains all of the species in the genus Eciton.


Learn more about the classifications of animals check out this cool site the Animal Diversity Web!
Here is an poisonous intriguing organism that is not in the eukarya the Plesiomonas shigelloides.

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