Trigonometopus frontalis, Canelas - Estarreja, BOLD: IBIDP099-19, GenBank: MN868863    
  Part of: Ferreira SA, Andrade R, Gonçalves AR, Sousa P, Paupério J, Fonseca NA, Beja P (2020) The InBIO Barcoding Initiative Database: DNA barcodes of Portuguese Diptera 01. Biodiversity Data Journal 8: e49985. https://doi.org/10.3897/BDJ.8.e49985