B. elegans

B. elegans may refer to:
 * Bailiaspis elegans, a trilobite from the Cambrian
 * Bajaichthys elegans, an extinct Lutetian lamprid fish from the Monte Bolca Lagerstatten
 * Balacra elegans, a moth
 * Banksia elegans, a shrub or small tree found only over a 65 square kilometre area north and west of Eneabba, Western Australia
 * Bathyporeia elegans, an amphipod
 * Beaufortia elegans, a shrub
 * Bero elegans, a fish
 * Birkenia elegans, a prehistoric jawless fish
 * Bomarea elegans, a flowering plant
 * Bonamia elegans (syn. Breweria elegans or Breweriopsis elegans), a flowering plant found in Myanmar
 * Bothriospila elegans, a beetle
 * Botryllus elegans, a colonial ascidian tunicate found in Mozambique and South Africa
 * Brachinus elegans, a ground beetle
 * Breynia elegans, a sea urchin
 * Brodiaea elegans, a flowering plant
 * Bufonaria elegans, a sea snail