Fig. 1.1 shows five molluscs. They all live in the sea or on the shore.
Use this key to identify these molluscs.
1 Shell has one part Go to 2
Shell has two parts C. edule
2 Shell has a hole in the top F. aperta
Shell does not have a hole in the top Go to 3
3 Shell is narrow, with an obvious point C. australis
Shell is rounded with no obvious point Go to 4
4 Shell is plain, with no pattern L. littorea
Shell is patterned T. regina
Write your answers in Table 1.1.
Table 1.1