Sharaf, M. R.; Mohamed, A. A.; Boudinot, B. E.; Wetterer, J. K.; Hita Garcia, F.; Al Dhafer, H. M.; Aldawood, A. S. 2021. Monomorium (Hymenoptera: Formicidae) of the Arabian Peninsula with description of two new species, M. heggyi sp. n. and M. khalidi sp. n. PeerJ 9:60 pp. e10726. 10.7717/peerj.10726 PDF

Jaitrong, W.; Pitaktunsakul, P.; Jantarit, S. 2021. A new species of the genus Carebara Westwood, 1840 (Hymenoptera: Formicidae: Myrmecinae) inhabits a cave in Thailand. Far Eastern Entomologist 425:7-20. 10.25221/fee.425.2 PDF

Bračko, G. 2019. New data on the ant fauna (Hymenoptera: Formicidae) of Azerbaijan. Caucasian Entomological Bulletin 15 (1):165-175. 10.23885/181433262019151-165175 PDF

Werner, P.; Bezděčka, P.; Bezděčková, K.; Pech, P. 2018. An updated checklist of the ants (Hymenoptera, Formicidae) of the Czech Republic. Acta rerum naturalium 22:5-12. PDF

Steiner, F. M.; Ambach, J.; Glaser, F.; Wagner, H. C.; Müller, J.; Schlick-Steiner, B. C. 2017. Checklisten der Fauna Ősterreichs, No. 9: Formicidae (Insecta: Hymenoptera). Wien: Ősterreichischen Akademie der Wissenschaften, 1-23.

Dias, R. K. S.; Guénard, B.; Akbar, S. A.; Economo, E. P.; Udayakantha, W. S.; Wachkoo, A. A. 2020. The ants (Hymenoptera, Formicidae) of Sri Lanka: a taxonomic research summary and updated checklist. ZooKeys 967:1-142. 10.3897/zookeys.967.54432 PDF

Ngô-Muller, V.; Garrouste, R.; Nel, A. 2021. [New species Anochetus miosumatrensis attributed to Ngô-Muller, Garrouste & Nel]. Pp. 23-25 in: Ngô-Muller, V.; Garrouste, R.; Schubnel, T.; Pouillon, J.-M.; Christophersen, V.; Christophersen, A; Nel, A. 2021. The first representative of the trap-jaw ant genus Anochetus Mayr, 1861 in Neogene amber from Sumatra (Hymenoptera: Formicidae). Comptes Rendus Palevol 20 (2):21-27. PDF

Ngô-Muller, V.; Garrouste, R.; Schubnel, T.; Pouillon, J.-M.; Christophersen, V.; Christophersen, A; Nel, A. 2021. The first representative of the trap-jaw ant genus Anochetus Mayr, 1861 in Neogene amber from Sumatra (Hymenoptera: Formicidae). Comptes Rendus Palevol 20 (2):21-27. 10.5852/cr-palevol2021v20a2 PDF

Kostyuk, Yu. A. 1976. Katalog typov murav’ev kollektsii V.A. Karavaeva khranyashiesya v Institute Zoologii Akademii Nauk Ukrainskoi SSR (chast’ 1). Sbornik Trudov Zoologicheskogo Muzeya (Kiev) 36:91-106.

Wang, C.; Steenhuyse-Vandevelde, M.; Lin, C.-C.; Billen, J. 2021. Morphology of the novel basimandibular gland in the ant genus Strumigenys (Hymenoptera: Formicidae). Insects 12:50. 10.3390/insects12010050 PDF

Bharti, H.; Rilta, J. S.; Dhadwal, T. 2021. Two new species of Ooceraea (Hymenoptera, Formicidae, Dorylinae) from India with ten-segmented antennae. ZooKeys 1010:165-183. 10.3897/zookeys.1010.58436 PDF

Salata, S.; Kiyani, H.; Minaei, K.; Borowiec, L. 2021. Taxonomic review of the Cataglyphis livida complex (Hymenoptera: Formicidae), with a description of a new species from Iran. ZooKeys 1010:117-131. 10.3897/zookeys.1010.58348 PDF

Santschi, F. 1910j. Nouvelles fourmis de Tunisie (suite). Bulletin de la Société d'Histoire Naturelle de l'Afrique du Nord 2:70-72.

Camargo-Vanegas, J. J.; Guerrero, R. J. 2020. Las hormigas Pheidole (Formicidae: Myrmicinae) en el bosque seco tropical de Santa Marta, Colombia. Revista Colombiana de Entomología 46:e8433. 10.25100/socolen.v46i2.8433 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. 10.1371/journal.pone.0244195 PDF

Yusupov, Z. M.; Lakho, G.M.; Dubovikoff, D. A. 2020. New additions to the fauna of ants of the genus Temnothorax Mayr, 1861 (Hymenoptera: Formicidae) of Pakistan. Caucasian Entomological Bulletin 16:347-352. 10.23885/181433262020162-347352 PDF

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. 10.3161/00034541ANZ2020.70.4.005 PDF

Khalili-Moghadam, A.; Salata, S.; Borowiec, L. 2021. Three new species of Cataglyphis Foerster, 1850 (Hymenoptera, Formicidae) from Iran. ZooKeys 1009:1-28. doi: 10.3897/zookeys.1009.59205 PDF

Dong, M. 2017. The Ants of Korea [in Korean]. Seoul: Nature & Ecology, 352 pp.

Notes: Keys to and diagnoses of 7 subfamilies and 78 species from 34 genera in Korean.

Yusupov, Z. M.; Dubovikoff, D. A.; Lopatina, E. B. 2020. Temnothorax kipyatkovi sp. n. – a new species of ants (Hymenoptera: Formicidae) from India. Caucasian Entomological Bulletin 16:353-357. 10.23885/181433262020162-353357 PDF

Hosoishi, S.; Kanao, T.; Ogata, K. 2014. Rediscovery and DNA sequencing of Leptanilla tanakai Baroni Urbani (Hymenoptera: Formicidae) from Yakushima Island, Japan. Japanese Journal of Systematic Entomology 20:25-26. PDF

Notes: Leptanilla tanakai

Terayama, M.; Kinomura, K. 2015. Rediscovery of Leptanilla kubotai Baroni Urbani (Hymenoptera: Formicidae) from Kochi Prefecture, Japan, with a description of queen. Ari 37:17-22. PDF

Notes: Leptanilla kubotai queen

Ito, F.; Yamane, S. 2020. Behavior of the queen of Leptanilla clypeata Yamane et Ito collected in the Bogor Botanical Gardens, West Java, Indonesia (Hymenoptera; Formicidae), with a note on colony composition and a description of the ergatoid queen. Asian Myrmecology 12:7pp. e012004. 10.20362/am.012004 PDF

Notes: Leptanilla clypeata ergatoid queen description

Hegner, R. W. 1915. Studies on germ cells. IV. Protoplasmic differentiation in the oocytes of certain Hymenoptera. Journal of Morphology 26:495-561. PDF

Notes: Camponotus embryogenesis, emphasis on symbionts

Tanquary, M. C. 1912. Biological and embryological studies on Formicidae. Urbana Champagne: University of Illinois, i-iv, 1-100, 8 pls. PDF

Notes: Comparative embryological study of Camponotus herculeanus ferrugineus Fabr. and Myrmica scabrinodis sabuleti Meinert on pp. 62-96

Ganin, M. 1869. Über die Embryonalhülle der Hymnopteren- und Lepidopteren-Embryonen. Mémoires de l'Académie impériale des sciences de St. Pétersbourg 7e serie 14(5):18 pp., 1 pl. PDF

Notes: Embryogenesis Formica fusca.

Daly, H. V. 1955. A comparative survey of the sting of aculeate Hymenoptera. Lawrence, KS: University of Kansas, i-ii + 1-60 pp. + 7 pls. PDF

Notes: Master's Thesis

Boudinot, B. E.; Perrichot, V.; Chaul, J. C. M. 2020. †Camelosphecia gen. nov., lost ant-wasp intermediates from the mid-Cretaceous (Hymenoptera, Formicoidea). ZooKeys 1005:21-55. 10.3897/zookeys.1005.57629 PDF

Horn, W.; Kahle, I. 1937. Sammlungen, welche ihren Eigentümer gewechselt haben [Part 3: continued from Horne & Kahle 1936]. Entomologische Beihefte aus Berlin-Dahlem 4:297-388.

Horn, W.; Kahle, I. 1936. Sammlungen, welche ihren Eigentümer gewechselt haben [Part 2: continued from Horne & Kahle 1935]. Entomologische Beihefte aus Berlin-Dahlem 3:161-296.