Scree test results from the nFactors R package. The distinct inflection point of the eigenvalues plot at n = 4 components suggests extraction of that quantity of factors.

 
 
  Part of: Cole JA, Funk DH (2019) Anaxipha hyalicetra sp. n. (Gryllidae: Trigonidiinae), a new sword-tailed cricket species from Arizona. Journal of Orthoptera Research 28(1): 3-9. https://doi.org/10.3897/jor.28.30143