Origin of Ctenophora
Words nearby Ctenophora
How to use Ctenophora in a sentence
They are exceedingly voracious, feeding chiefly on other Ctenophora, and often swallowing animals as large as themselves.The Sea-beach at Ebb-tide|Augusta Foote Arnold
The Ctenophora developed later out of a branch of the latter.The History of Creation, Vol. II (of 2)|Ernst Haeckel
The ovum of the Ctenophora is formed of an outer granular protoplasmic layer and an inner spongy mass with fatty spherules.
It is characteristic both of the Octocoralla and Hexacoralla, but is not found in the Ctenophora.
The most important examples of such modifications are found in the Siphonophora and Ctenophora.