Gerromorpha (Hemiptera: Heteroptera) from the Metropolitan Region of Santarem, Brazil, including three new species of Microvelia Westwood, 1834 (Veliidae: Microveliinae) Author dos Santos, Suzane E. Laboratorio de Ecologia e Taxonomia de Invertebrados Aquaticos, Universidade Federal do Oeste do Para, Santarem, Brazil sevaristodossantos@gmail.com Author Rodrigues, Juliana M. S. https://orcid.org/0000-0003-2872-138X Laboratorio de Biodiversidade Entomologica, Instituto Oswaldo Cruz, Fundacao Oswaldo Cruz, Rio de Janeiro, Brazil Author Couceiro, Sheyla R. M. Laboratorio de Ecologia e Taxonomia de Invertebrados Aquaticos, Universidade Federal do Oeste do Para, Santarem, Brazil Author Moreira, Felipe F. F. https://orcid.org/0000-0002-6692-0323 Laboratorio de Biodiversidade Entomologica, Instituto Oswaldo Cruz, Fundacao Oswaldo Cruz, Rio de Janeiro, Brazil text Biodiversity Data Journal 2021 2021-09-01 9 68567 68567 http://dx.doi.org/10.3897/BDJ.9.e68567 journal article http://dx.doi.org/10.3897/BDJ.9.e68567 1314-2828-9-e68567 9A503F2C977A40029F57255A572144F6 C8132527ADDD5EFC91A3C54C5FBF5EC1 Hydrometra argentina Berg, 1879 Hydrometra argentina - see Berg (1879) : 182. Hydrometra mensor - see White (1879b) : 267 (syn. by Drake 1954 : 61). Limnobates chilensis - see Reed (1901) : 70 (syn. by Drake 1953 : 41). Hydrometra kirkaldyana - see Torre-Bueno (1926) : 104 (syn. by Drake 1953 : 41). Hydrometra husseyi - see Torre-Bueno (1926) : 111 (syn. by Drake 1953 : 41). Hydrometra argenitna - see Drake and Lauck (1959) : 51 (incorrect subsequent spelling). Materials Type status: Other material . Occurrence: recordedBy: S.E. Santos ; sex: 1 apterous? ; Location: country: Brazil ; stateProvince: Para ; municipality: Belterra; locality: BR-163, Km-115 ; verbatimLatitude: 03°17'34.8"S ; verbatimLongitude: 54°52'45.6"W ; Event: verbatimEventDate: 25.IX.2020 ; habitat: igarape ; Record Level: type: PhysicalObject; institutionCode: LETIA; basisOfRecord: PreservedSpecimen Type status: Other material . Occurrence: recordedBy: E.C. Oliveira ; sex: 1 apterous? ; Location: country: Brazil ; stateProvince: Para ; municipality: Santarem ; locality: Lago do Jua ; verbatimLatitude: 02°25'57.8"S ; verbatimLongitude: 54°46'55.0"W ; Event: verbatimEventDate: 17.II.2020 ; Record Level: type: PhysicalObject; institutionCode: LETIA; basisOfRecord: PreservedSpecimen Distribution Argentina, Bolivia, Brazil (Alagoas, Amapa , Amazonas, Bahia, Espirito Santo, Mato Grosso, Mato Grosso do Sul, Minas Gerais, Para , Paraiba , Parana , Rio de Janeiro, Rio Grande do Sul, Santa Catarina, Sao Paulo, Sergipe), Chile, Colombia, Ecuador, Panama, Paraguay, Peru, Suriname, Trinidad and Tobago, Uruguay, Venezuela ( Moreira 2021c ). Notes Previously recorded from Santarem ( Champion 1898 ; as H. mensor ); first record from Belterra. Photographs Fig. 7