|
|
|
|
|
Unidentified fish jaws |
Barnacles |
Balanus balanoides |
|
|
|
|
|
|
|
The calcareous globose test of a sea urchin (echinoderm) |
Inside detail |
||
|
|
|
|
|
Shell of ... eaten-up by worms |
Inside the shell, the worms housings |
Worm shells |
Vermetus arenarius |
