daddy longlegs vs dipteran

daddy longlegs

noun

  • The cranefly; any insect of the suborder Tipulomorpha. 

  • The daddy long-legs spider, any spider of the family Pholcidae. 

  • Any (non-spider) arachnid of the order Opiliones, mostly with long thin legs; the harvestman. 

dipteran

noun

  • An insect of the large order Diptera; a fly. 

adj

  • Relating to or denoting dipterans. 

How often have the words daddy longlegs and dipteran occurred in a corpus of books? (source: Google Ngram Viewer )