1) Fungus genus 2) Genus nidularia 3) Type genus of the ceae 
Nidularia is a genus of fungi in the family Agaricaceae. Their fruit bodies resemble tiny egg-filled bird nests. The name comes from the Latin nidus meaning nest. Fruit bodies of species in this genus grow together in large groups, and have dimensions that are typically 0.5–6 mm in diameter x 0.5–3 mm tall. They may be somewhat irregular in sh...
[n] - type genus of the Nidulariaceae
genus Nidularia noun type genus of the Nidulariaceae