You searched for: “echiuroidea
Phylum 16, Echiuroidea
In Greek, the word echis plus oura doth make
Echiuroidea, tail of a snake.
But these worms a snake's tail do seem to resemble
As much as a necktie doth look like a thimble!

This entry is located in the following unit: Zoology Phyla in Poetic Rhyming + (page 2)