[288]

Hexapyle = With six gate-openings; ἕξα, πύλη.

[289]

Pylodiscus = Disk with gates; πύλη, δίσκος.

[290]

Discozonium = Disk with girdle; δίσκος, ζωνίον.

[291]

Discopyle = Disk with gate; δίσκος, πύλη.

[292]

Spongodiscus = Spongy disk; σπόγγος, δίσκος.