Table 1.
Nomenclatural acts and subgenus- or genus-groups names proposed for Deltochilum.
Fig 1.
Names used for the endophallus and endophallites.
(A) lindemannae species-group. (B) aequinoctiale species-group. (C) parile species-group.
Fig 2.
Body lateral view (A-B) and head (C-D). (A) guyanense species-group. (B) aequinoctiale species-group, arrow showing tubercle on metaventrite. (C) submetallicum species-group. (D) valgum complex, subgenus Aganhyboma.
Fig 3.
(A) aequinoctiale species-group. (B) aspericolle species-group. (C) aspericolle species-group. (D) barbipes species-group. (E) barbipes species-group. (F) bidentatum species-group. (G) femorale species-group. (H) genieri species-group. (I) gilli species-group. (J) granulatum species-group. (K) guyanense species-group. (L) irroratum species-group.
Fig 4.
(A) komareki species-group. (B) lindemannae species-group. (C) morbillosum species-group. (D) parile species-group. (E) parile species-group. (F) plebejum species-group. (G) plebejum species-group. (H) septemstriatum species-group. (I) sextuberculatum species-group. (J) submetallicum species-group. (K) susanae species-group. (L) Deltochilum inesae sp. nov. (incertae sedis).
Fig 5.
Anterior margin of the clypeus, between clypeal teeth of Deltohyboma.
(A) septemstriatum species-group. (B) aequinoctiale species-group. (C) guyanense species-group. (D) submetallicum species-group. (E) barbipes species-group. (F) barbipes species-group.
Fig 6.
Pronotum (A-D) and microsculpture of pronotal disc showing the shiny points mixed with the punctures (E-G) of Deltohyboma. (A) pronotum with irregular shiny points, shiny points contiguous between them and/or with external margin of punctures. (B) pronotum without shiny points. (C) pronotum with irregular shiny points, shiny points contiguous between them and/or with external margin of punctures. (D) pronotum with regular shiny points, shiny points separated between them and from external margin of punctures. (E) pronotal disc of (A). (F) Pronotal disc of (C). (G) Pronotal disc of (D).
Fig 7.
arrows showing the internal margin of anterior angle. (A) aequinoctiale species-group. (B) guyanense species-group. (C) submetallicum species-group.
Fig 8.
Body, ventral view (A, C), metaventrite (B) of Deltohyboma. (A) guyanense species-group. (B) submetallicum species-group. (C) irroratum species-group.
Fig 9.
Protibia ventral view of Deltohyboma.
White arrow showing tubercles (F, G, I) or carina (E, H), white arrow showing weak carina (D), black bordered white arrow showing punctures where the carina is found (C, J). Black arrow showing spiniform projection (H). (A) male without carina or tubercles. (B) male without carina or tubercles. (C) male without carina or tubercles, but with small punctures on where the carina is found. (D) male with weak carina. (E) male with carina. (F) male with tubercles. (G) male with tubercles only basally. (H) female with carina. (I) female with basal and apical carina, medially with tubercles. (J) female without carina or tubercles, but with large punctures where the carina is found.
Fig 10.
Three types of metafemur of Deltohyboma.
(A-C) posterior edge with one margin, the posterior-dorsal, the ventral surface is continuous up to that posterior-dorsal margin. (D-E) posterior edge with one margin, the posterior-dorsal, the ventral surface on the posterior-ventral edge forming a decline of approximately 45° to that posterior-dorsal margin. (G-H) posterior edge with two margins, one ventral continued by a decline of 45° to the other, posterior-dorsal one. (A, D, G) ventral view hind leg. (B, E, H) caudal view metafemur. (C, F, I) schematic of transverse cut of metafemur.
Fig 11.
Apex of male metatibia and metatarsomeres of Deltohyboma.
(A) irroratum species-group. (B) aequinoctiale species-group.
Fig 12.
Elytra (A) and microsculpture of elytra, showing shiny points mixed with the punctures (B-E) of Deltohyboma. (A) lateral view, Roman numerals correspond to interstriae, Roman numerals with arrows correspond to striae. (B) microsculpture of elytra showing small dispersed shiny points. (C) microsculpture of elytra showing small, abundant shiny points, also external and internal margins of punctures. (D) microsculpture of elytra showing large and dispersed shiny points. (E) microsculpture of elytra showings large, abundant shiny points.
Fig 13.
Aedeagus lateral view and paramera dorsal and/or ventral view of Deltohyboma.
(A) aequinoctiale species-group, (A’) same, paramera ventral view, arrow showing the sclerotised paired structures. (B) aequinoctiale species-group, (B’) same, paramera ventral view, arrow showing the sclerotised paired structures. (C) aequinoctiale species-group, (C’) same, paramera dorsal view, arrow showing the sclerotised paired structures. (D) aspericolle species-group, (D’) same, paramera dorsal view. (E) aspericolle species-group, (E’) same, paramera dorsal view. (F) barbipes species-group, (F’) same, paramera dorsal view. (G) barbipes species-group, (G) same, paramera dorsal view. (H) barbipes species-group, (H’) same, dorsal view. (I) bidentatum species-group, (I’) same, paramera dorsal view. (J) femorale species-group, (J’) same, paramera dorsal view.
Fig 14.
Aedeagus lateral view and paramera dorsal view of Deltohyboma.
(A) genieri species-group, (A’) same, paramera dorsal view. (B) gilli species-group, (B’) same, paramera dorsal view. (C) granulatum species-group, (C’) same, paramera dorsal view. (D) guyanense species-group, (D’) same, paramera dorsal and ventral view. (E) irroratum species-group lateral view, (E’) same, paramera dorsal view. (F) komareki species-group, (F’) same, paramera dorsal view. (G) lindemannae species-group, (G’) same, paramera dorsal view. (H) lindemannae species-group, (H’) same, paramera dorsal. (I) lindemannae species-group, (I’) same, paramera dorsal view. (J) morbillosum species-group, (J’) same, paramera dorsal.
Fig 15.
Aedeagus lateral view and paramera dorsal view of Deltohyboma.
(A) parile species-group, (A’) same, paramera dorsal view, arrows showing the sclerotised paired structures. (B) parile species-group, (B’) same, paramera dorsal view, arrows showing the sclerotised paired structures. (C) parile species-group, arrow showing the strong basal sinuation, (C’) same, paramera dorsal view. (D) plebejum species-group, (D’) same, paramera dorsal view. (E) plebejum species-group, (E’) same, paramera dorsal view. (F) septemstriatm species-group, (F’) same, paramera dorsal view. (G) sextuberculatum species-group, (G’) same, paramera dorsal view. (H) submetallicum species-group, (H’) same, paramera dorsal view. (I) susanae species-group, (I’) same, paramera dorsal view. (J) Deltochilum inesae sp. nov. (incertae sedis), (J’) same, paramera dorsal view.
Fig 16.
(A) aequinoctiale species-group. (B) aequinoctiale species-group. (C) barbipes species-group. (D) barbipes species-group. (E) bidentatum species-group. (F) femorale species-group. (G) genieri species-group. (H) gilli species-group. (I) guyanense species-group. (J) irroratum species-group. (K) komareki species-group. (L) lindemannae species-group.
Fig 17.
(A) lindemannae species-group. (B) morbillosum species-group. (C) parile species-group. (D) parile species-group. (E) parile species-group, arrow showing the raspule on medial area. (F) plebejum species-group. (G) plebejum species-group. (H) septemstriatum species-group. (I) sextuberculatum species-group. (J) submetallicum species-group, arrow showing the plate-shape endophallite “boot”-shaped, (J’) same, basal circular shape endophallite. (K) susanae species-group. (L) Deltochilum inesae sp. nov. (incertae sedis).
Fig 18.
Meso- and metatibiae of Deltohyboma.
(A) mesotibia female. (B) mesotibia male, arrow showing small denticle. (C) mesotibia male, arrow showing large spatulate expansion. (D) metatibia female. (E) metatibia male with basal internal tubercles, arrow showing spur fused. (E) metatibia male with internal carina, arrow showing spur articulated. (G) metatibia male with internal tubercles occupying almost metatibial length. (H) metatibia male with internal tubercles and large setae.
Fig 19.
Metafemur ventral view and caudal view, female (A) male (B-L) of Deltohyboma. (A) typical female metafemur. (B) aspericolle species-group, arrow showing the basal strong steep tapering. (C) aspericolle species-group. (D) barbipes species-group. (E) barbipes species-group, (E’), same in caudal view, arrow showing the denticle on posterior-ventral margin. (F) barbipes species-group. (G) femorale species-group. (H) genieri species-group. (I) gilli species-group. (J) granulatum species-group, (J’), same in caudal view, arrow showing the weak carina on posterior edge. (K) guyanense species-group. (L) komareki species-group.
Fig 20.
Metafemur ventral view and caudal view male of Deltohyboma.
(A) lindemannae species-group. (B) lindemannae species-group. (C) septemstriatum species-group. (D) sextuberculatum species-group. (E) submetallicum species-group, (E’), same in caudal view, arrow showing the denticle on posterior-dorsal margin. (F) Deltochilum inesae sp. nov. (incertae sedis).
Fig 21.
Ventral view and ventrites of Deltohyboma.
(A) female (B-C) male. Ventrites of males (D-I). (E) Roman numerals correspond to the ventrite number. (I) Arrow showing the circular orifice on ventrite I.
Table 2.
Diagnostic characters for the 19 species-groups here proposed within the subgenus Deltohyboma Lane, 1946.
Fig 22.
Elytral microsculpture of Deltohyboma.
Roman numerals correspond to striae. (A) femorale species-group. (B) aspericolle species-group. (C) guyanense species-group. (D) septemstriatum species-group. (E) sextuberculatum species-group. (F) plebejum species-group.
Fig 23.
Elytral and pronotal microsculpture (A-B), showing shiny points mixed with the punctures, and detail of elytral humeral region (B-D) of Deltohyboma. Arrows correspond to tubercle on interstria VII (B) or tubercles on interstriae VI-VII (C-D). (A) bidentatum species-group. (B) morbillosum species-group. (C) irroratum species-group. (D) parile species-group.
Fig 24.
Caudal view of aequinoctiale, parile and plebejum species-groups.
Arrow showing the tubercle on interstriae III. (A) aequinoctiale species-group. (B-C) parile species-group. (D-F) plebejum species-group.
Fig 25.
(A) aequinoctiale species-group. (B) aspericolle species-group. (C) barbipes species-group, “?” showing locality with doubt. (D) bidentatum species-group.
Table 3.
Sympatry of the aequinoctiale species-group with other species-groups by province.
Table 4.
Sympatry of the aspericolle species-group with other species-groups by province.
Table 5.
Sympatry of the barbipes species-group with other species-groups or species by province.
Fig 26.
(A) femorale species-group. (B) genieri species-group, blue circle with black “H” = holotype and paratypes of Deltochilum genieri sp. nov. (C) gilli species-group, blue circle with black “H” = holotype and paratype of Deltochilum gilli sp. nov. (D) granulatum species-group, “?” showing locality with doubt.
Table 6.
Sympatry of the femorale species-group with other species-groups or species by province.
Table 7.
Sympatry of the genieri species-group with other species-groups by province.
Fig 27.
External morphology of the Deltochilum genieri sp. nov.
Holotype, (A) head. (B) pronotum. (C) elytra. (D) ventral view, arrow showing the metaventral excavation. (E) ventrites, arrow showing the circular orifice of ventrite I. (F) mesotibia, arrow showing the spatulate expansion.
Fig 28.
External morphology of the Deltochilum gilli sp. nov.
Holotype, (A) head. (B) pronotum. (C) elytra. (D) ventral view, arrow showing the metaventral excavation. (E) mesotibia, arrow showing the spatulate expansion. (F) endophallus, arrow showing elongate scales on sub-medial area. (G) aedeagus lateral view.
Table 8.
Sympatry of the granulatum species-group with other species-groups by province.
Fig 29.
(A) guyanense species-group. (B) irroratum species-group. (C) komareki species-group. (D) lindemannae species-group.
Table 9.
Sympatry of the guyanense species-group with other species-groups or species by province.
Table 10.
Sympatry of the irroratum species-group with other species-groups by province.
Table 11.
Sympatry of the komareki species-group with other species-groups by province.
Table 12.
Sympatry of the lindemannae species-group with other species-groups by province.
Fig 30.
(A) morbillosum species-group. (B) parile species-group. (C) plebejum species-group. (D) septemstriatum species-group.
Table 13.
Sympatry of the plebejum species-group with other species-groups by province.
Table 14.
Sympatry of the septemstriatum species-group with other species-groups by province.
Fig 31.
(A) sextuberculatum species-group. (B) submetallicum species-group. (C) susanae species-group, blue circles = Deltochilum susanae sp. nov., yellow square = Deltochilum bolivariensis sp. nov. (D) Deltochilum inesae sp. nov. (incertae sedis).
Table 15.
Sympatry of the sextuberculatum species-group with other species-groups by province.
Table 16.
Sympatry of the submetallicum species-group with other species-groups by province.
Fig 32.
External morphology of the susanae species-group.
Holotype Deltochilum susanae sp. nov. (A-B, E-F, I), Holotype Deltochilum bolivariensis sp. nov. (C-D, G-H, J). (A, C) habitus. (B, D) ventral view. (E, G) head. (F, H) pronotum. (I-J) caudal view.
Fig 33.
External morphology of the Deltochilum inesae sp. nov.
Male paratype (A-B, D-E) from Colombia: Guaviare, R. Nukak; female paratype (C) from Colombia: Guaviare, R. Nukak. (A) habitus. (B-C) ventral view. (D) head. (E) caudal view.