Xyphon
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publication ID |
https://doi.org/ 10.11646/zootaxa.3741.4.3 |
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publication LSID |
lsid:zoobank.org:pub:ADDD0FAB-506E-4380-8307-17BC5E8E3CBF |
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DOI |
https://doi.org/10.5281/zenodo.5686199 |
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persistent identifier |
https://treatment.plazi.org/id/039487FE-437A-FFF1-C8DA-F8ED19FEBE04 |
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treatment provided by |
Plazi |
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scientific name |
Xyphon |
| status |
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Key to the species of Xyphon View in CoL
1. Forewing apex densely reticulate, with more than 15 cells ( Fig. 3 View FIGURE 3 A)............................................. 2
-. Forewing apex not densely reticulate, with few crossveins creating regular cells ( Fig. 3 View FIGURE 3 C)............................ 3
2 (1). Distance between ocelli more than 7 times width of ocellus in dorsal view ( Fig. 4 View FIGURE 4 B); distance from ocellus to margin of head more than 2 times width of ocellus ( Fig. 4 View FIGURE 4 B); California.......................................... Xyphon fulgidum View in CoL
-. Distance between ocelli less than 7 times width of ocellus in dorsal view; distance from ocellus to margin of head less than 2 times width of ocellus; United States east of Rocky Mountains, Mexico.............................. Xyphon flaviceps View in CoL
3 (1b). Crown and pronotum without dark markings ( Fig. 4 View FIGURE 4 D); southwestern United States, Mexico............... Xyphon nudum View in CoL
-. Crown and pronotum with one or more dark spots ( Fig.4 View FIGURE 4 H).................................................... 4
4 (3b). Crown concave in lateral view ( Fig. 3 View FIGURE 3 C).................................................................... 5
-. Crown convex or flat in lateral view ( Fig. 3 View FIGURE 3 A)............................................................... 6
5 (4). Hind femur macrosetal formula 2+0; Colorado and Arizona........................................ Xyphon gillettei View in CoL
-. Hind femur macrosetal formula 2+1; Mexico............................................. Xyphon spadice View in CoL sp. nov.
6 (4b). Head with single black spot near anterior margin of crown ( Fig. 4 View FIGURE 4 H), lacking other dark markings ( Fig. 4 View FIGURE 4 H); clypellus in pro- file evenly convex, continuing contour of frontoclypeus ( Fig. 3 View FIGURE 3 F); western United States.............. Xyphon triguttatum View in CoL
-. Head usually with more dark areas than single spot near anterior margin of crown ( Fig. 4 View FIGURE 4 F); clypellus in profile with ventral half forming angle with dorsal half and frontoclypeus ( Fig. 3 View FIGURE 3 E); southern United States south through Brazil, Caribbean islands, introduced into western Africa, and various Pacific islands including Hawaii, Guam, Taiwan, and Japan............................................................................................... .... Xyphon reticulatum View in CoL
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.