lacertilian vs lacertine

lacertilian

adj

  • Lizardlike. 

  • Relating to the reptilian suborder Lacertilia. 

noun

  • A reptile of suborder Lacertilia. 

lacertine

adj

  • Lizard-like; lacertian. 

noun

  • A lizard-like creature. 

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