cellar spider vs daddy long-legs spider

cellar spider

noun
  • Pholcus phalangioides, a spider of the family Pholcidae. 

daddy long-legs spider

noun
  • Any of the true spiders of the family Pholcidae: small spiders with long legs. 

How often have the words cellar spider and daddy long-legs spider occurred in a corpus of books? (source: Google Ngram Viewer )