A revision of the Neotropical spider genus Nops MacLeay (Araneae: Caponiidae) with the first phylogenetic hypothesis for the Nopinae genera Sánchez-Ruiz, Alexander Brescovit, Antonio D. Zootaxa 2018 2018-06-01 4427 1 1 121 47PX8 Sánchez-Ruiz & Brescovit, 2018 Sánchez-Ruiz & Brescovit 2018 [151,341,151,177] Arachnida Caponiidae Nops GBIF Animalia Araneae 57 58 Arthropoda species campeche sp. nov.      Types. Male holotypefrom 11 km. N of Francisco Escarcega( 18°41′N, 90°45′W), Campeche, Mexico,  22.vii.1983, M. Kaulbars( MCZ 128245); female paratypefrom 8 km. SE of Salto de Agua( 17°30′57.3″N, 92°18′08.3″W), Chiapas, Mexico,  14.vi.2008( MCZ80100).    Additional material examined. MEXICO:  Chiapas: Reservacomunal de La Cruz, Ocosingo(16°42′87.8″S, 90°54′32.8″W),  167 m,  9.v.2006, G. Montiel, 1♀( CNAM). Campeche: Calakmul ( 18°30′N, 89°32′W),  25.vii.1998, F. Alvares& J. L. Castelo, 1♀( CNAM). Tabasco: Villahermosa, La venta,  13.viii.1966, J. Ivie& W. Ivie, 1♂ 1♀( AMNH). BELIZE: Corozal: Corozal ( 18°24′10″N, 88°23′56″W),  15.vii.1972, Goognight, 1♀( AMNH).  10 milesE of San Ignacio( 17°08′N, 89°02′W),  24.vii.1975, N.L.H. Kraus, 1♀( AMNH). COSTA RICA:  Guanacaste: Nandayure, Finca Agua Fria( 9°59′N, 85°14′W),  20 m,  19.i.2002, W. Porras, fumigation, 4 immatures ( INBIO 4407599).   Etymology. The specific name is a noun in apposition, derived from the typelocality.   Diagnosis. Both sexes resemble the similar congener  Nops largusby having the most common abdominal pattern ( Fig. 6I), and the posterior unpaired claws elongated and dorsally reflexed, but can be distinguished by having abdominal pattern with a longitudinal, whitish gray line between the two irregular spots reaching the pedicel ( Fig. 34A, E) and the PLS of the same size as PMS.   Description. Male( holotype): Carapace dark orange. Chelicerae, palps and legs orange; coxae and trochanters lighter ( Fig. 34A). Endites, labium and sternum light orange. Abdomen green grayish with the most common pattern similar as in Fig. 6I, but with a longitudinal, whitish gray line between the two irregular spots, reaching the pedicel ( Fig. 34A). Anal tubercle and spinnerets lighter than abdomen. Total length 7.6. Carapace 4.4 long, 3.2 wide. Sternum 3.7 long, 3.1 wide. Leg measurements: I: 3.4; II: 3.3; III: 3.0; IV: 3.6. Posterior unpaired claws elongated and dorsally reflexed ( Fig. 35K). PLS same size as PMS. Palp with embolus longer than the palpal tibia, slightly twisted; beveled tip with two short extensions ( Fig. 35B‒C).  Female( paratype): Carapace, chelicerae, labium, legs, coxae, endites and sternum as in male. Abdomen as in male, but somewhat darker. Anal tubercle and spinnerets lighter than abdomen. Total length 7.9. Carapace 4.5 long, 3.6 wide. Sternum 3.8 long, 3.3 wide. Leg measurements: I: 3.7; II: 3.6; III: 3.3; IV: 3.8. Posterior unpaired claws and PLS as in male. External genital area with weakly sclerotized anterior plate, sclerotized lep and unremarkable ess ( Fig. 34F). Internal genitalia with narrow invagination on receptaculum and uterus externus with narrow base ( Fig. 34G).   Distribution.  Mexico,  Belizeand  CostaRica( Fig. 36A). 1848264011 1983-07-22 2008-06-14 1983-07-22 MCZ Types. Male & Francisco Escarcega & M. Kaulbars & de Agua Mexico 17.515917 Salto de Agua 1 -92.30231 57 58 MCZ 128245 3 Campeche holotype 1848263925 1966-08-13 2006-05-09 1966-08-13 CNAM, AMNH Chiapas & Reserva & de La Cruz & Ocosingo & G. Montiel & F. Alvares & J. L. Castelo & J. Ivie & W. Ivie & N. L. H. Kraus & W. Porras Mexico 167 9.983334 Finca Agua Fria 1298 -85.23333 Nandayure 57 58 INBIO 4407599 6 5 1 Guanacaste