Three new species of the Amazonian millipede genus Leptherpum (Polydesmida: Chelodesmidae) Author Bouzan, Rodrigo S. Laboratório de Coleções Zoológicas, Instituto Butantan. Avenida Vital Brasil 1500, 05503 - 090 São Paulo, SP, Brazil. & Programa de Pós-graduação em Zoologia, Instituto de Biociências, Universidade de São Paulo. Rua do Matão 101, 05508 - 090 São Paulo, SP, Brazil. Author Means, Jackson C. Department of Recent Invertebrates, Virginia Museum of Natural History. 21 Starling Avenue, Martinsville, Virginia, USA. Author Ivanov, Kaloyan Department of Recent Invertebrates, Virginia Museum of Natural History. 21 Starling Avenue, Martinsville, Virginia, USA. Author Almeida, Thaís Melo de Laboratório de Sistemática e Ecologia de Invertebrados do Solo, Instituto Nacional de Pesquisas da Amazônia. Author Brescovit, Antonio Domingos Laboratório de Coleções Zoológicas, Instituto Butantan. Avenida Vital Brasil 1500, 05503 - 090 São Paulo, SP, Brazil. Author Iniesta, Luiz Felipe M. Laboratório de Coleções Zoológicas, Instituto Butantan. Avenida Vital Brasil 1500, 05503 - 090 São Paulo, SP, Brazil. text Zoologia 2022 e 22020 2022-11-28 39 1 18 http://dx.doi.org/10.1590/s1984-4689.v39.e22020 journal article 10.1590/S1984-4689.v39.e22020 1984-4689 13173864 D85610D9-F396-43F6-8F8C-E57 Leptherpum carinovatum ( Attems, 1898 ) Figs 3–9, 11, 13 , 15–16 , 23–28 , 53 Leptodesmus carinovatus Attems, 1898: 376 , plate 6, figs 127– 129, plate 7, fig. 154 ( two males syntypes from Manaus ( 3°04’49.1”S ; 60°00’19.4”W ), Amazonas, Brazil , Bicego leg., deposited at ZMH, examined). Attems, 1901: 85 ; Brölemann, 1904: 74 ; Brölemann, 1909: 64 . Dirhabdophallus carinovatus : Pocock, 1909: 165. Leptherpum carinovatum : Attems, 1931: 49 , fig. 71; Attems, 1938: 91 , fig. 104; Jeekel, 1963: 127 , figs 39–40; Jeekel, 2009: 24 . Material examined. BRAZIL : Amazonas : Manaus ( 3°04’ 49.1”S ; 60°00’19.4”W ), 2 males syntypes , Bicego leg. ( ZMH ) ; 3 males , 1 female , xi.1983 iv.1984 , J. Adis leg. ( INPA 395 ) ; Rio Preto da Eva , Região Metropolitana , ( 2°41’51.2”S ; 59°41’47.4”W ), 2 males , 17.viii.2018 , A.P. dos Santos leg. ( IBSP 8300 ) . Historical records. GUYANA : Upper Demerara-Berbice : Canister Falls; ( 4°48’00.0”N ; 58°26’00.0”W ), Cattle Trail Survey, 1 male , vi.1920 , A.A. Abraham leg. ( BMNH ) ( Jeekel, 1963 ); East Berbice-Corentyne : source of Kutari (= Kutari River) ( 2°20’34.3”N ; 56°52’06.4”W ), 2 males , vi.1936 , C.A. Hudson leg. ( BMNH ) ( Jeekel, 1963 ); SURINAME : Sipaliwini : Mt. Janbasigodo, 1 male , 20.xii.1902 , P.J. de Kock leg. ( RMNH ) ( Jeekel, 1963 ); Tugumutu (= Toekoemoetoe) ( 4°12’00.0”N ; 55°54’00.0”W ), 1 male , 1 female , 10−14.ii.1903 , P.J. de Kock leg. ( RMNH ) ( Jeekel, 1963 ); Para : Mapane (= Mapane Kreek), savanna forest ( 5°28’00.0”N ; 54°41’00.0”W ), 5 males , 1 female , 10.xii.1953 , D.C. Geijskes leg. ( ZMA ) ( Jeekel, 1963 ). Distribution. Guyana , French Guiana, Suriname , Venezuela , and the Brazilian state of Amazonas ( Fig. 53 ). Remarks. According to the original description ( Attems 1898 ), the type material of Leptodesmus carinovatus includes two male specimens. However, the ZMH storage container has a single male specimen with intact gonopods, and a microvial containing the dissected gonopods of the second male (N. Duperre, pers. comm.).