Figs 20–28 in Three endemic Aphaenogaster from the Siculo-Maltese archipelago and the Italian Peninsula: part of a hitherto unrecognized species group from the Maghreb? (Hymenoptera: Formicidae: Myrmicinae)

Figs 20–28. Males in dorsal, lateral (scale bar: 0.50 mm) and head view (scale bar: 0.25 mm). 20, 21, 26 – Aphaenogaster fiorii Emery, 1915, stat. nov., non-type male from Bosco di Aci S. Antonio, Sicily, Italy. 22, 23, 27 – A. sicula Emery, 1908, non-type male from Ficuzza, Sicily, Italy. 24, 25, 28 – A. trinacriae sp. nov., paratype male AACI-ANTP003/1 from M. Sparagio, Sicily, Italy. Photos by Enrico Schifani.Published as part of Alicata, Antonio & Schifani, Enrico, 2019, Three endemic Aphaenogaster from the Siculo-Maltese archipelago and the Italian Peninsula: part of a hitherto unrecognized species group from the Maghreb? (Hymenoptera: Formicidae: Myrmicinae), pp. 1-16 in Acta Entomologica Musei Nationalis Pragae (Acta. Ent. Mus. Natl. Pragae) 59 (1) on page 8, DOI: 10.2478/aemnp-2019-0001, http://zenodo.org/record/450496