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Animals
Any living creature of the Kingdom Animalia constituting multi-celled organisms as well as single-celled organisms lacking chlorophyll and having the ability for spontaneous movement, such as protozoans.
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Animals > Crustaceans
maxillopodan eye
Animals; Crustaceans
A compound eye unique to the "maxillopodan" taxa containing three optical cups, each with tapetal cells.
gongylodont hinge
Animals; Crustaceans
A crenulate hinge with a systematic increase in size of teeth and decrease in size of sockets from anterior to posterior in the right valve, left valve complementary (Family ...
genital double-somite
Animals; Crustaceans
A division of the urosome formed from the genital and first abdominal somites.
annulus
Animals; Crustaceans
A faint ring circumscribing the shaft; may be located near the base or well along the shaft.
pentodont hinge
Animals; Crustaceans
A five element hinge, in which the anterior and posterior region of the median element are differentiated, either crenulate or smooth (Family Pectocytheridae only).
copulatory male
Animals; Crustaceans
A fully adult male. In the janiroidea isopods, the male is identified by a sperm tube on the second pleopod's stylet, which is open at its sharp distal tip. In some specimens at ...
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