Science magazines
- Dark-rumped Petrel
- Davis' Green Pitaya
- Decurrent False Aster
- Del Mar Manzanita
- Delhi Sands Flower-loving Fly
- Delissea Rhytidosperma
- Delmarva Peninsula Fox Squirrel
- Delta Green Ground Beetle
- Delta Smelt
- Deltoid Spurge
- Deseret Milk-vetch
- Desert Dace
- Desert Pupfish
- Desert Slender Salamander
- Devil's Hole Pupfish
- Devils River Minnow
- Diamond Head Schiedea
- Diellia Falcata
- Diellia Pallida
- Diellia Unisora