46.97417, -25.01813: 10 Treatments

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Araneae   comb. nov.  Jäger, Peter, 2020, Thunberga gen. nov., a new genus of huntsman spiders from Madagascar (Araneae: Sparassidae: Heteropodinae), Zootaxa 4790 (2), pp. 245-260: 247-250 247-250
Digitonthophagus gazella     Génier, François & Moretto, Philippe, 2017, Digitonthophagus Balthasar, 1959: taxonomy, systematics, and morphological phylogeny of the genus revealing an African species complex (Coleoptera: Scarabaeidae: Scarabaeinae), Zootaxa 4248 (1), pp. 1-110: 39-52 39-52
Hydraena elementaria   new species  Perkins, Philip D., 2017, Hydraenidae of Madagascar (Insecta: Coleoptera), Zootaxa 4342 (1), pp. 1-264: 151-154 151-154
Haplostoma rectangulatum   sp. nov.  Kim, Il-Hoi & Boxshall, Geoff A., 2021, Copepods (Cyclopoida) associated with ascidian hosts: Ascidicolidae, Buproridae, Botryllophilidae, and Enteropsidae, with descriptions of 84 new species, Zootaxa 1, pp. 1-286: 141 141
Parapercis albiventer   sp. nov.  Ho, Hsuan-Ching, Heemstra, Phillip C. & Imamura, Hisashi, 2014, A new species of the sandperch genus Parapercis from the western Indian Ocean (Perciformes: Pinguipedidae), Zootaxa 3802 (3), pp. 335-345: 336-342 336-342
Noronhia divaricata     Hong-Wa, Cynthia, 2016, A taxonomic revision of the genus Noronhia Stadtm. ex Thouars (Oleaceae) in Madagascar and the Comoro Islands, Boissiera 70, pp. 1-292: 99-101 99-101
Valvatida     Mah, Christopher L., 2017, Overview of the Ferdina - like Goniasteridae (Echinodermata: Asteroidea) including a new subfamily, three new genera and fourteen new species, Zootaxa 4271 (1), pp. 1-72: 19-23 19-23
Valvatida     Mah, Christopher L., 2018, New genera, species and occurrence records of Goniasteridae (Asteroidea; Echinodermata) from the Indian Ocean, Zootaxa 4539 (1), pp. 1-116: 38-39 38-39
Phylladiorhynchus pepei   n. sp.  Rodríguez-Flores, Paula C., Macpherson, Enrique & Machordom, Annie, 2021, Revision of the squat lobsters of the genus Phylladiorhynchus Baba, 1969 (Crustacea, Decapoda, Galatheidae) with the description of 41 new species, Zootaxa 5008 (1), pp. 1-159: 105-107 105-107
Xylopia australis   sp. nov.  Johnson, David M. & Murray, Nancy A., 2020, A revision of Xylopia L. (Annonaceae): the species of Madagascar and the Mascarene islands, Adansonia 42 (1), pp. 1-88: 44-45 44-45