| CLAS | all the yellow-green algae having flagella of unequal length |
|---|---|
| CLAS | a class of mostly aquatic fungi |
| CLAS | class of protozoa having cilia or hairlike appendages on part or all of the surface during some part of the life cycle |
| CLAS | class of protozoa having cilia or hairlike appendages on part or all of the surface during some part of the life cycle |
| CLAS | cone-bearing gymnosperms dating from the Carboniferous period |
| CLAS | sea lilies |
| CLAS | class of mandibulate arthropods including: lobsters |
| CLAS | motile usually brownish-green protozoa-like algae |
| CLAS | photosynthetic bacteria found in fresh and salt water, having chlorophyll a and phycobilins |
| CLAS | photosynthetic bacteria found in fresh and salt water, having chlorophyll a and phycobilins |
| CLAS | palmlike gymnosperms: includes the surviving order Cycadales and several extinct orders |
| CLAS | in more recent classifications superseded by the order Fucales |