[158]

Octodendron = Shell with eight trees; ὄκτω, δένδρον.

[159]

Spongosphæra = Spongy sphere; σπόγγος, σφαῖρα.

[160]

Rhizosphæra = Root-sphere; ῥῖζα, σφαῖρα.

[161]

Cenellipsis = Hollow ellipsoid; κενός, ἔλλειψις.

[162]

Axellipsis = Ellipsoid with an axial beam; ἄξις, ἔλλειψις.