INVERTEBRATE ZOOLOGY - H. I. Shcherbak - 2008

KINGDOM MULTICELLULAR ANIMALS (METAZOA)

SUBKINGDOM EUMETAZOA (TRUE METAZOA)

SECTION TRIPLOBLASTICA (TRIPLOBLASTIC) OR BILATERIA (BILATERALLY SYMMETRICAL ANIMALS)

SUBSECTION ECDYSOZOA

PHYLUM ARTHROPODA

SUBPHYLUM TRACHEATA

SUPERCLASS HEXAPODA

It unites tracheate Arthropods whose bodies consist of a HEAD, a three-segmented Thorax with three pairs of legs, and an abdomen lacking developed appendages. The mouthparts include upper jaws (mandibles) and two pairs of lower jaws (maxillae); the second maxillae fuse to form an unpaired lower lip (labium). Eyes may be simple or compound.

The superclass Hexapoda includes two classes.



Last update: 13/08/2026

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