Protostoma vs Protostome - What's the difference?

protostoma | protostome |

As nouns the difference between protostoma and protostome

is that protostoma is blastopore while protostome is any animal, of the former taxon protostomia , in which the mouth is derived from the embryonic blastopore.

Blastopore vs Protostoma - What's the difference?

blastopore | protostoma |

As nouns the difference between blastopore and protostoma

is that blastopore is (embryology) the opening into the archenteron while protostoma is blastopore.