| Answer | Crossword Clue |
|---|---|
| epitheca | the outer older cell layer of a diatom, also HYPOTHECA |
| Answer | Crossword Clue |
|---|---|
| epitheca | the outer older cell layer of a diatom, also HYPOTHECA |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.