Tachygerris adamsoni (Drake, 1942) (Figs 67–68) Geographical distribution: Bolivia (Kuitert 1942), Brazil (Drake 1942), Colombia (Aristizábal-García 2002), French Guiana (Andersen 1995), Paraguay (Kuitert 1942), Peru (Drake 1942), Suriname (Nieser 1970a), Trinidad & Tobago (Drake 1942), Venezuela (Hungerford 1944). Distribution in Brazil: AL*, AM (Nieser 1970a), MG (Nieser & Melo 1997), MT (Nieser 1970a; Fernandes & Wanzeler 2010), PA (Nieser 1970a; Moreira et al. 2011b; Cunha et al. 2015; Guterres et al. 2019; Cunha & Juen 2020; Kaishian et al. 2020), PI (Rodrigues et al. 2012), RJ (Drake 1942; Moreira et al. 2011b), SE*. Material examined: BRAZIL • Alagoas • 9 males; Maceió, Restaurante Santoregano, fonte artificial; - 9.580000, -35.658333; alt. 15 m; 09 Sep. 2018; H. Rodrigues col.; MZUSP. • 10 males, 12 females; Penedo, jusante da represa; -10.294167, -36.510833; alt. 10 m; 16 Sep. 2017; L-0002; H. Rodrigues col.; MZUSP. • Sergipe • 3 males, 4 females; Areia Branca, PNSI, Riacho Vermelho; -10.738680, -37.335370; 08 Jul. 2018; C.F.B. Floriano, J.M.S. Rodrigues & J.F. Barbosa col.; CEIOC 79860.

Published as part of Rodrigues, Juliana Mourão Dos Santos, Nery, Leticia, Rodrigues, Higor D. D. & Moreira, Felipe Ferraz Figueiredo, 2021, Survey of the semiaquatic bugs (Hemiptera: Heteroptera: Gerromorpha) from Alagoas and Sergipe, Northeast Brazil, pp. 103-159 in Zootaxa 4958 (1) on page 122, DOI: 10.11646/zootaxa.4958.1.9, http://zenodo.org/record/4693243