Schulz, C., Schröder, R., Hausdorf, B., Wolff, C., & Tautz, D. (1998). A caudal
homologue in the short germ band beetle Tribolium shows similarities to both, the Drosophila and the vertebrate caudal expression
patterns. Development Genes and Evolution, 208(5), 283-289.
doi:10.1007/s004270050183.