Two new articles:
Sharaf, M. R.; Abdel-Dayem, M. S.; Mohamed, A. A.; Fisher, B. L.; Aldawood, A. S. 2020. A preliminary synopsis of the ant fauna (Hymenoptera: Formicidae) of Qatar with remarks on the zoogeography. Annales Zoologici (Warsaw) 70 (4):533-560.
http://antcat.org/documents/8057/05_az-70-4_533-560.pdf
Salata, S.; Fisher, B. L. 2021. Taxonomic revision of Madagascan species of the Pheidole fervens species-group (Hymenoptera, Formicidae). PLoS ONE 16(1):e024419.
http://antcat.org/documents/8060/journal-pone-0244195.pdf
or
https://journals.plos.org/plos…1371/journal.pone.0244195
or
https://journals.plos.org/plos…ne.0244195&type=printable and https://journals.plos.org/plos…journal.pone.0244195.s001 and https://journals.plos.org/plos…journal.pone.0244195.s002