Question: Swainsonia and Leucocoryne are both what classifaction?

Context paragraphs:
Swainsonia casta: Swainsonia casta, common name the chaste mitre, is a species of sea snail, a marine gastropod mollusk in the family Mitridae, the miters or miter snails.

Leucocoryne: Leucocoryne (Glory-of-the-sun) is a genus of bulbous perennials in the family Amaryllidaceae.  The foliage of all species is long and narrow and has an onion-like scent.  The blue, white or lilac flowers are held in umbels.

Swainsonia: Swainsonia is a genus of sea snails, marine gastropod mollusks in the family Mitridae.

Swainsonia ocellata: Swainsonia ocellata , common name the eyed mitre, is a species of sea snail, a marine gastropod mollusk in the family Mitridae, the miters or miter snails.

Swainsonia albina: Swainsonia albina is a species of sea snail, a marine gastropod mollusk in the family Mitridae, the miters or miter snails.

Swainsonia cloveri: Swainsonia cloveri is a species of sea snail, a marine gastropod mollusk in the family Mitridae, the miters or miter snails.

Swainsonia fissurata: Swainsonia fissurata, common name : the reticulate mitre, is a species of sea snail, a marine gastropod mollusk in the family Mitridae, the miters or miter snails.

Swainsonia newcombii: Swainsonia newcombii , common name Newcomb's mitre, is a species of sea snail, a marine gastropod mollusk in the family Mitridae, the miters or miter snails.

Swainsonia zephyra: Swainsonia zephyra is a species of sea snail, a marine gastropod mollusk in the family Mitridae, the miters or miter snails.

Swainsonia fusca: Swainsonia fusca, common name : the dusky mitre, is a species of sea snail, a marine gastropod mollusk in the family Mitridae, the miters or miter snails.

Supporting paragraphs: Swainsonia Leucocoryne
Answer: a genus