| Answer | Crossword Clue |
|---|---|
| psammons | PSAMMON, a group of micro-organisms living in waterlogged sands |
| Answer | Crossword Clue |
|---|---|
| psammons | PSAMMON, a group of micro-organisms living in waterlogged sands |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.