<p class = " HeadingRunIn " align = " left "> <strong> Generic classification of the Archiborborinae (Diptera: Sphaeroceridae), with a revision of <em> Antrops </ em> Enderlein, <em> Coloantrops </ em> gen. nov., <em> Maculantrops </ em> gen. nov., <em> Photoantrops </ em> gen. nov., and <em> Poecilantrops </ em> gen. nov. </ strong> </ p> Author KITS, JOEL H. Author MARSHALL, STEPHEN A. text Zootaxa 2013 2013-09-02 3704 1 1 113 http://dx.doi.org/10.11646/zootaxa.3704.1.1 journal article 10.11646/zootaxa.3704.1.1 1175-5326 6507447 341ED5F6-2DCA-4E73-83D6-389DF0DD347F Antrops pecki sp. nov. ( Figs. 125–129 , 220 ) Description. Male postabdomen: Sternite 5 as described for the species group. Surstylus with anterodorsal corner strongly projecting, acute, with a striated raised ridge along anterior edge, ventral tooth narrow, with a medial tooth, anteroventral corner rounded ( Fig. 126 ). Pregonite indistinct, fully fused with postgonite. Postgonite with lobes barely separated, anterior lobe quadrate, posterior lobe pointed, long, with a narrow tab projecting from interior face. Basiphallus narrow, with long epiphallus and preepiphallus. Distiphallus with small, setose dorsal knob ( Fig. 125 ). Female postabdomen: Tergites 6–7 and sternites 6–7 wider than long, moderately sclerotized, covered with microtomentum. Tergites with 3 posterior strips, sternites with 2 posterior strips. Tergite 8 shiny, widest anteriorly, strongly pinched medially, anterior and posterior margins emarginated medially, anterior corners nearly meeting sternite 8 laterally. Epiproct with short anterior arms, covered with microtomentum except arms, with 1 pair of setae and a medial unpaired seta ( Fig. 127 ). Cerci narrow. Sclerites of sternite 8 narrow anteriorly, becoming gradually wider posteriorly, microtomentum covering posterior quarter, apices rounded and without hooks. Hypoproct depressed antero-medially ( Fig. 128 ). Spermathecae round, apical invagination meeting basal invagination, sclerotized duct short ( Fig. 129 ). Type material. Holotype ♂ : ECUADOR : Napo : Quito–Baeza road, Papallacta , 3200 m , elfin forest, above thermal spgs., pan traps , 16–21 Feb 1983 , L. Masner , debu01033869 ( QCAZ ) . Paratypes : same data as holotype ( 24 ♂ , 11 ♀ , DEBU , QCAZ ) ; Baeza , 27 km NW, 2700 m , dung trap , 2–6 Mar 1976 , S. Peck ( 4 ♀ , DEBU ) ; Baeza , 42 km NW, 3300 m , carrion trap , 2–6 Mar 1976 , S. Peck ( 2 ♂ , DEBU ) ; as above but dung trap ( 1 ♂ , 1 ♀ , USNM ) ; Papallacta , above thermal springs, 3200 m , elfin forest, pan traps , 16–21 Feb 1983 , L. Masner ( 4 ♂ , DEBU ) ; Azuay : Cerro Tinajillas , 3100 m , 18–21 Mar 1965 , L.E. Peña ( 1 ♂ , CNCI ) ; Carchi : Guandera For. Res. , 15 km E San Gabriel , 3400 m , sweeping forest trail, 1 Nov 1999 , S.A. Marshall ( 1 ♂ , 2 ♀ , DEBU ) ; as above but hand collected ( 2 ♀ , DEBU ); as above but 3300 m , trail to station, sweeping ( 2 ♂ , 1 ♀ , DEBU ) ; Troya , 2950 m , 11–13 Jun 1965 , L.E. Peña ( 1 ♂ , CNCI ) ; Pichincha : Tandapi , 34.5 km E, 2835 m , bamboo shrub, dung trap , 24–29 Jun 1975 , S. Peck ( 3 ♀ , DEBU ) ; Tandapi , 35 km E, bamboo, 24–29 Jun 1975 , S. Peck ( 1 ♂ , 1 ♀ , DEBU ) . COLOMBIA : Norte de Santander : above Pamplona , 2743 m , dung trap , 9–13 May 1974 , S. Peck ( 1 ♂ , 1 ♀ , DEBU ) . BOLIVIA : La Paz : Chuspipata , 16°17.5'S 67°49.6'W , 3100 m , 19 Mar 2001 , A. Friedberg ( 1 ♂ , USNM ) . Comments. The species name honours Stewart Peck, a prolific and generous collector who obtained many of the specimens used in this revision, including part of the type series of this species.