Taxon classification Animalia Coleoptera Carabidae

Elaphropus (Ammotachys) marchantarius sp. n. Figs 1E, 2F, 3F, 4F, 5F

Type material.

Holotype: male (NMNH) with following label data: "BRAZIL/AM-(Rio Solimões) / Ilha de Marchantaria / 59°58'W 3°15'S; Várzea / J. Adis leg. 22 I 1982". Paratypes: 8 (6 male, 2 female) in NMNH, ZSM from "BRAZIL/AM-(Rio Solimões) / Ilha de Marchantaria / 59°58'W 3°15'S; Várzea / J. Adis leg. 1.10.81" [1♂, NMNH], "BRAZIL/AM-(Rio Solimões) / Ilha de Marchantaria / 59°58'W 3°15'S; Várzea / J. Adis leg 20-2.[?] [handwritten] 1989A" // Lago Camaleão: light trap / 3.60 m above ground on / Macrolobium acaciifolium / leg. C Martius/A Rebello" [1♂, NMNH], handwritten label: "Jacareacanga / Para Brasie / XII-1968 / M. Alvarenga" [1♂, NMNH], "VENEZUELA, T.F.Amaz. / San Carlos de Rio / Negro, 23 Jan. 1985 / P. & P. Spangler, / R.Faitoute,W.Steiner" [1♂, NMNH], "LETICIA,Amazonas / Colombia 700 ft. / Feb.23-Mar.2/74 / H. & A. Howden" [2♂, UASM], "BRAZIL/AM-(Rio Solimões) / Ilha de Marchantaria / 59°58'W 3°15'S; Várzea / J. Adis leg. 22.XII 1981[?]" [1♀, NMNH], “Jacaré P.N.Xingu / M.Grosso- Bras. / XI.1961 / leg.M.Alvarenga" [1♀, ZSM].

Type locality.

Brazil: Amazonas: Rio Solimões, Ilha de Marchantaria, 59°58'W 3°15'S.

Description.

Size, form, color, microsculpture, head, prothorax, mesothorax, and distribution as in description of the subgenus.

Derivation of specific epithet.

The specific epithet marchantarius is a toponym referring to Ilha de Marchantaria, the collection locality of the majority of type material, located near Manaus, Brazil.