"When I press'd him that I must be arm'd against such Daemons by full Knowledge, he said that it had but one Eye like the Cyclops, and had Claws like unto a Crab. He said also that it had a Nose like the Elephants that 'tis said can be seen in Africa, and great Serpent-like Growths which hung from its Face like a Beard, in the Fashion of some Sea Monster."
"A few Minutes after then, they heard a Sound of Wings, like the Flapping of a great Bat, which died away in the Distance."
"The being was supposedly Byatis, a pre-human being which was worshipped as a deity."
"Apparently the terrifying Berkeley Toad was the same being as the deity Byatis; indeed, though the being has only one eye, it does, when its proboscis is retracted occasionally, resemble the general shape of the toad."
Ramsey Campbell, The Room In the Castle