| Answer | Crossword Clue |
|---|---|
| frustule | The silicified cell wall of a diatom, consisting of two valves or overlapping halves |
| frustule | the shell of a class of algae |
| Answer | Crossword Clue |
|---|---|
| frustule | The silicified cell wall of a diatom, consisting of two valves or overlapping halves |
| frustule | the shell of a class of algae |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.