As the rifle rang out the creeping movement ceased.

"You've hit him, I'll swear," cried Raymond. "I didn't see the bullet strike the ground."

Wargrave rapidly worked the bolt of his rifle, jerking out the empty case and pushing a fresh cartridge into the chamber. He fired again.

"That's got him! That must have got him!" exclaimed Raymond.

The crocodile lay still. Frank leapt to his feet and, rifle in hand, dashed down the incline. At that moment Mrs. Norton awoke, turned on her side, raised her body a little and suddenly saw the horrible reptile. She sat up rigid with terror and stared at it. The brute slowly opened its huge mouth and disclosed the cruel, gapped teeth. Then the iron jaws clashed together. With a shriek the woman sprang to her feet, but stood trembling, unable to move away.

"Run! Run!" shouted Wargrave, springing down the slope towards her.

Behind him raced Raymond, while her husband, who was unable to run fast, followed far behind.

Mrs. Norton seemed rooted to the spot. But she turned to Wargrave with outstretched arms and gasped:

"Save me, Frank! Save me!"

With a bound he reached her, and, as she clung to him convulsively, panted out: