Arsipoda, Erichson, 1842
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publication ID |
https://doi.org/ 10.5852/ejt.2016.230 |
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publication LSID |
lsid:zoobank.org:pub:80B8573D-AEF3-4E98-A9C8-BF652ED4124E |
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DOI |
https://doi.org/10.5281/zenodo.10486378 |
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persistent identifier |
https://treatment.plazi.org/id/03D7C972-FF83-FFFE-FF39-3003FAB6FCBB |
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treatment provided by |
Valdenar |
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scientific name |
Arsipoda |
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Key to New Caledonian species of Arsipoda
1. Frontal grooves very deeply impressed and elongate, generally continued to postantennal region ( Fig. 4A View Fig ). Pronotal punctuation on disc formed by very large and strongly impressed punctures, but almost absent behind antebasal sulcus ( Fig. 4A View Fig ). Pronotum slightly convex. Median lobe of aedeagus in Figs 8 View Fig A–B. Spermatheca as in Fig. 11A View Fig .................. Arsipoda agalma Samuelson, 1973
– Frontal grooves from weakly to strongly impressed but not clearly continued to postantennal region ( Figs 4 View Fig B–F, 5A–F). Pronotal punctuation from very weakly to distinctly impressed, but formed by smaller punctures, generally including base of pronotum behind antebasal sulcus ( Figs 4 View Fig B–F, 5A–F). Pronotum distinctly convex ............................................................................................................... 2
2. Antennae clearly bicolored with antennomeres 1–4 yellow and 5–11 dark brown ( Fig. 3A View Fig ). Maxillary and labial palpi blackish, distinctly darker than other mouth parts. Body yellowish. Pronotal punctuation very weakly impressed ( Fig. 5E View Fig ). Median lobe of aedeagus in ventral view laterally parallel and apically dominantly and regularly rounded ( Fig. 10B View Fig ). Spermatheca as in Fig. 11Q View Fig ............... A. wanati sp. nov.
– Antennae largely yellowish or brownish, often gradually and slightly darkened towards distal part ( Figs 1 View Fig B–I, 2A–I, 3B–C). Maxillary and labial palpi similar in color to other mouth parts. Body from yellowish to blackish. Pronotal punctuation more distinctly impressed ( Figs 4 View Fig B–F, 5A–D, 5F). Median lobe of aedeagus in ventral view laterally sinuate or tapered, rarely subparallel; apically acute, subtriangular or with an evident median small tooth (only in A. povilaensis sp. nov. broadly rounded, but different in lateral view) ( Figs 8 View Fig C–I, 9A–I, 10A, C–D)............................................... 3
3. Pronotal punctuation sparsely and unevenly distributed ( Fig. 4C View Fig ). Median lobe of aedeagus in ventral view distinctly enlarged at basal fourth and clearly tapered from base to apex; in lateral view dorsally bisinuate ( Fig. 8E View Fig ). Spermatheca with elongate basal part and short distal appendix ( Fig. 11D View Fig )............................................................................................................... A. doboszi sp. nov.
– Pronotal punctuation densely and evenly distributed ( Figs 4B View Fig , D–F, 5A–D, F). Median lobe of aedeagus in ventral view not enlarged at basal fourth and dorsally not bisinuate in lateral view ( Figs 8 View Fig C–D, F–I, 9A–I, 10A, C–D). Spermatheca generally with basal part subglobose, otherwise distal appendix distinctly more elongate ( Fig. 11 View Fig B–C, E–P, R–S) .................................................... 4
4. Elytra with wide and flat interstriae, and punctuation formed by small punctures ( Fig. 6A View Fig ). Dorsal integuments black without metallic reflection ( Fig. 1B View Fig ). Median lobe of aedeagus in ventral view apically with a narrow, elongate and flat extension ( Fig. 8C View Fig ). Spermatheca with single-coiled ductus ( Fig. 11B View Fig )..................................................................................................................... A. atra sp. nov.
– Elytra with narrower and subconvex interstriae, and punctuation generally formed by larger punctures ( Fig. 6 View Fig B–C). Dorsal integuments yellowish, bronze, dark green or blackish, generally with distinct metallic reflection ( Figs 1C View Fig , E–I, 2A–I, 3B–C). Median lobe of aedeagus ( Figs 8D View Fig , F–I, 9A–I, 10A, C–D) in ventral view apically without elongate and flat extension. Spermatheca with uncoiled ductus ( Fig. 11C View Fig , E–P, R–S) .............................................................................................................. 5
5. Body smaller (LB: ³ Ĺ 1.90 and ♀ Ĺ 1.84 mm). Dorsal integuments blackish, with evident greenish metallic reflection ( Fig. 1F View Fig ). Elytra comparatively shorter (WE/LE: ³ Ż 0.70 and ♀ generally Ż 0.69). Median lobe of aedeagus shorter (LAED Ĺ 0.71 mm) ( Fig. 8G View Fig ). Spermatheca with thick ductus ( Fig. 11F View Fig ).......................................................................................... A. evax Samuelson, 1973
– Body larger (LB: ³ generally> 1.90 and ♀> 1.84 mm). Dorsal integuments variable in color from yellowish to blackish, generally with metallic reflection ( Figs 1C, E View Fig , G–I, 2A–I, 3B–C). Elytra comparatively longer (WE/LE: ³ <0.70 and ♀ generally <0.69). Median lobe of aedeagus always longer (LAED> 0.71 mm). Spermatheca with thinner ductus (with the exception of A. povilaensis sp. nov. and A. yiambiae ; but these species are clearly different in size, sculpture and color from A. evax ) ( Fig. 11C, E View Fig , G–P, R–S) ........................................................................................................... 6
6. Pronotal punctuation with large and strongly impressed punctures, in some cases differently sized ( Figs 4D View Fig , 5 View Fig B–C)................................................................................................................................. 7
– Pronotal punctuation with more weakly impressed and always evenly sized punctures ( Figs 4B View Fig , E–F, 5A, D, F) ............................................................................................................................................ 9
7. Dorsal integuments blackish with evident green metallic reflection ( Fig. 2G View Fig ). Median lobe of aedeagus in ventral view more slender, laterally tapered towards apex ( Fig. 9H View Fig ); ventral sulcus narrow and moderately but distinctly impressed from base to apex. Spermatheca as in Fig. 11N View Fig ..... ................................................................................................................................... A. rutai sp. nov.
– Dorsal integuments yellowish, slightly metallic or light brown with evident bronze reflection ( Figs 1I View Fig , 2E View Fig ). Median lobe of aedeagus in ventral view more thickset, laterally parallel or tapered toward base ( Fig. 9A, F View Fig ) .................................................................................................................... 8
8. Pronotum distinctly transverse (WP/LP: ³ Ż 1.64), with evenly sized punctuation ( Fig. 5B View Fig ). Dorsal integuments yellowish, slightly metallic ( Fig. 2E View Fig ). Median lobe of aedeagus ( Fig. 9F View Fig ) short (LAED Ĺ 0.79 mm; LE/LAED Ż 1.88) in ventral view laterally tapered toward base; ventral sulcus complete, shallow, narrowed at basal third. Female unknown............................................. A. punctata sp. nov.
– Pronotum weakly transverse (WP/LP: ³ <1.64) with unevenly sized punctuation ( Fig. 4D View Fig ). Dorsal integuments light brown with evident bronze reflection ( Fig. 1I View Fig ). Median lobe of aedeagus ( Fig. 9A View Fig ) more elongate (LAED> 0.79 mm; LE/LAED <1.88) in ventral view, laterally subparallel; ventral sulcus incomplete, wide and open in apical part, then partially closed. Spermatheca as in Fig. 11I View Fig ........................................................................................................ A. isola Samuelson, 1973
9. Antennae distinctly elongate (LAN/LB: ³ Ż 0.70, ♀ generally Ż 0.60) ( Figs 1E View Fig , 2A, F View Fig , 3C View Fig )........ 10 – Antennae shorter (LAN/LB: ³ <0.70, ♀ <0.60) ( Figs 1C View Fig , G–H, 2B–D, H–I, 3B)....................... 13
10. Elytra more elongate (WE/LE: ³ and ♀ Ĺ 0.60) ( Fig. 1E View Fig ). Median lobe of aedeagus slender ( Fig. 8F View Fig ). Basal part of spermatheca globose ( Fig. 11E View Fig ) ..................................................... A. elongata sp. nov.
– Elytra shorter (WE/LE: ³ and ♀> 0.60). Median lobe of aedeagus more thickset ( Figs 9B, 9G View Fig , 10D View Fig ). Basal part of spermatheca more elongate or olive shaped ( Fig. 11J, M, S View Fig ) ...........................11
11. Median lobe of aedeagus ( Fig. 10D View Fig ) in ventral view laterally narrower in middle part; apical part widely lanceolate; ventral sulcus wide and deeply impressed from base to subapical part; in lateral view, median lobe rather straight. Spermathecal capsule ( Fig. 11S View Fig ) slender and generally curved ........................................................................................................... A. gomezzuritai sp. nov.
– Median lobe of aedeagus ( Fig. 9B, G View Fig ) in ventral view laterally subparallel or tapered but not medially narrow; apical part not lanceolate in distal half; ventral sulcus obliterate or narrower and more weakly impressed in basal half; in lateral view, median lobe always more or less curved. Spermathecal capsule thickset and straight ( Fig. 11J, M View Fig ) ............................................................... 12
12. Median lobe of aedeagus ( Fig. 9G View Fig ) in ventral view fusiform, laterally clearly tapered from base to apex; ventral sulcus more clearly impressed in distal half. Spermatheca ( Fig. 11M View Fig ) with clearly globose basal part ............................................................................. A. rostrata Gómez-Zurita, 2010
– Median lobe of aedeagus ( Fig. 9B View Fig ) in ventral view thickset, laterally subparallel but distinctly narrowed at apical fourth; ventral sulcus obliterate. Spermatheca ( Fig. 11J View Fig ) with more elongate basal part, olive-shaped.............................................................................................. A. longifrons sp. nov.
13. Pronotum strongly transverse (WP/LP Ż 1.83) ( Fig. 5D View Fig ). Dorsal integuments reddish, sometimes with darker head and pronotum ( Fig. 2I View Fig ). Median lobe of aedeagus with triangular, apically rounded distal part ( Fig. 10A View Fig ). Spermatheca as in Fig. 11P View Fig ........................................... A. transversa sp. nov.
– Pronotum less transverse (WP/LP <1.83). Dorsal integuments bronze, dark green or blackish, with metallic lustre, or yellowish, at least on elytral disc, with weak metallic reflection ( Figs 1C View Fig , G–H, 2B–D, H, 3B). Median lobe of aedeagus distally subrounded with or without median tooth, or triangular but with acute apex ( Figs 8D View Fig , H–I, 9C–E, I, 10C).......................................................... 14
14. Sides of pronotum distinctly convex ( Figs 4F View Fig , 5A, F View Fig )..................................................................... 15 – Sides of pronotum straight or slightly concave ( Fig. 4B, E View Fig ) ........................................................... 17
15. Dorsal integuments blackish with metallic lustre ( Fig. 2C View Fig ). Median lobe of aedeagus in lateral view evenly curved from base to apex ( Fig. 9D View Fig ). Spermatheca as in Fig. 11K View Fig .......... A. paniensis sp. nov.
– Dorsal integuments yellowish ( Figs 2D View Fig , 3B View Fig ). Median lobe of aedeagus in lateral view sinuate or straight ( Figs 9E View Fig , 10C View Fig )..................................................................................................................... 16
16. Sides of pronotum clearly convex, with smaller and blunt anterior angles ( Fig. 5F View Fig ). Median lobe of aedeagus slender, laterally straight above the basal part ( Fig. 10C View Fig ). Collum of spermatheca thickset ( Fig. 11R View Fig )............................................................................................. A. yiambiae Samuelson, 1973
– Sides of pronotum slightly convex, with wider and pointed anterior angles ( Fig. 5A View Fig ). Median lobe of aedeagus thicker, laterally sinuate ( Fig. 9E View Fig ). Collum of spermatheca thin ( Fig. 11L View Fig ) ......................................................................................................... A. povilaensis sp. nov.
17. Dorsal integuments evenly bronze or dark bronze with strongly metallic lustre. Hind femora generally darkened in distal half ( Figs 1C View Fig , 2B View Fig ). Median lobe of aedeagus slender in ventral view, and with fusiform dorsal ligula ( Figs 8D View Fig , 9C View Fig )................................................................................. 18
– Dorsal integuments yellowish (in A. geographica sometimes yellowish on elytral disc only) with weakly metallic lustre. Hind femora never darkened (1G–H, 2H). Median lobe of aedeagus thicker in ventral view, and with dorsal ligula basally wide ( Figs 8 View Fig H–I, 9I)............................................... 19
18. Body smaller (LB: ³ Ĺ 2.56 mm and ♀ Ĺ 2.75 mm). Pronotal transverse sulcus thin ( Fig. 4B View Fig ). Median lobe of aedeagus in ventral view laterally parallel; in lateral view, apical part strongly curved dorsally ( Fig. 8D View Fig ). Spermatheca as in Fig. 11C View Fig ................................................ A. communis sp. nov.
– Body larger (LB ³> 2.56 mm). Pronotal transverse sulcus large ( Fig. 4E View Fig ). Median lobe of aedeagus in ventral view laterally sinuate; in lateral view, apical part straight ( Fig. 9C View Fig ). Female unknown .............................................................................................................. A. montana sp. nov.
19. Elytral interstriae distinctly convex ( Fig. 6B View Fig ). Pronotal antebasal sulcus deeply impressed ( Fig. 6B View Fig ). Elytral suture and lateral margin often darkened ( Fig. 1G View Fig ). Median lobe of aedeagus ( Fig. 8H View Fig ) in ventral view apically widely rounded with a very thin median small tooth; in lateral view median lobe with ventrally bent apical part. Spermatheca ( Fig. 11G View Fig ) with globose basal part and thickset collum ........................................................................................ A. geographica Gómez-Zurita, 2010
– Elytral interstriae subconvex or flat ( Fig. 6C View Fig ). Pronotal antebasal sulcus weakly or moderately impressed ( Fig. 6C View Fig ). Elytra evenly yellowish ( Figs 1H View Fig , 2H View Fig ). Median lobe of aedeagus ( Figs 8I View Fig , 9I View Fig ) in ventral view apically subtriangular or rounded but with larger median tooth. Spermatheca ( Fig. 11H, O View Fig ) with pear-shaped or olive-shaped basal part and slender collum ............................................... 20
20. Pronotum comparatively shorter (generally WP/LP: ³ and ♀ Ĺ 1.55). Median lobe of aedeagus ( Fig. 9I View Fig ) in ventral view distinctly thickset, laterally sub-parallel, clearly enlarged at apical fourth; ventral sulcus V-shaped, clearly impressed. Spermatheca ( Fig. 11O View Fig ) with pear-shaped basal part; collum about as long as basal part ....................................................... A. shirleyae Samuelson, 1973
– Pronotum comparatively longer (generally WP/LP: ³ and ♀> 1.55). Median lobe of aedeagus ( Fig. 8I View Fig ) in ventral view more slender, fusiform, but narrower in pre-apical part; ventral sulcus wide and moderately impressed in basal half. Spermatheca ( Fig. 11H View Fig ) with olive-shaped basal part; collum clearly shorter than basal part.................................................................... A. gressitti sp. nov.
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