New oriental Oedichirus (Staphylinidae, Paederinae, Pinophilini) Author Rougemont, Guillaume de text Linzer biologische Beiträge 2018 2018-07-27 50 1 461 536 journal article 21070 10.5281/zenodo.4004245 f3cb952d-98ae-4de8-9482-4f7a876ddf77 0253-116X 4004245 Key 2: Bornean species of Oedichirus In this and the keys that follow, species in brackets are ones not recorded from the territory in question but that are likely to occur there. 1 Micropterous: elytra shorter than pronotum, humeral angles obsolete; punctures of abdominal tergites arranged in transverse rows; body entirely black; habitus: Fig. 32h; aedoeagus: Fig. 32arl............................................................................... viduasinae nov.sp. - Macropterous: elytra large, at least as long as pronotum, humeral angles pronounced .......2 2 Body black or brown; punctures of abdominal tergites disposed randomly ........................3 - Body bicolorous, head, elytra and abdominal segments VII-IX black, pronotum and abdominal segments III-VI red; punctures of abdominal tergites arranged in transverse rows. Habitus: Fig. 14h ..................................................................... ( longipennis KRAATZ ) 3 Temples short, with well marked posterior angles; antennae and legs shorter; sides of pronotum sub-rectilinear .....................................................................................................4 - Temples longer, posterior angles obsolescent; antennae and legs very long and slender; sides of pronotum concave (‘Wallacei group’)....................................................................5 4 Larger species, fore-body 4.6 mm ; body black; apices of femora more markedly infuscate; habitus: Fig. 30h; aedoeagus: Fig 30arl; vulvar plate: Fig. 30vp .......................... ................................................................................................................ balnearius nov.sp. - Smaller species, fore-body ca. 3.8 mm ; body dark brown; apices of femora scarcely infuscate; habitus: Fig. 31h; aedoeagus: Fig. 31 arl; vulvar plate: Fig, 31vp ........................ .......................................................................................................... pendleburyi CAMERON 5 Larger, length of fore-body 5.2 mm ; elytra of characteristic shape, depressed in anterior half; habitus: Fig. 27h............................................................................... muluensis nov.sp. - Smaller, length of fore-body 3.5-4.5 mm ; disc of elytra convex or flat...............................6 6 Smaller, fore-body < 4 mm , brown or rufo-testaceous; knees concolorous, testaceous ......7 - Larger, fore-body> 4 mm , black; knees infuscate; disc of elytra convex; habitus: Fig. 25h; vulvar plate: Fig. 25vp ......................................................................... brlensis nov.sp. 7 Body brown, lateral and hind margins of elytra paler; disc of elytra more convex; habitus: Fig. 29h; male 8 th sternite: Fig. 29s8; aedoeagus: Fig. 29arl.......... wallacei nov.sp. - Body uniformly pale brown; disc of elytra flat; habitus: Fig. 28h; male 8 th sternite: Fig. 28s8; aedoeagus: Fig. 28arl .................................................................... tempestivus nov.sp. Key 3: species of Oedichirus known from Thailand 1 Elytra bicolorous, black and red, head black.......................................................................2 - Elytra unicolorous, black or brown .....................................................................................6 2 First four exposed abdominal segments red; legs entirely testaceous..................................3 - First three exposed abdominal segments red; knees and most of tibiae infuscate (see also key to O. Alatus group)................................................................................................4 3 Length of fore-body: 3.4 mm ; elytra larger, more sparsely punctate, red portion occupying almost half of their length (Fig. 3h); male sternite VII: Fig. 3s8; aedoeagus: Fig. 3arl ................................................................................................ chapmani CAMERON - Length of fore-body: 2.1 mm ; elytra proportionately smaller, more densely punctate, the red portion only occupying one quarter of their length (Fig. 8h); male sternite VIII: Fig. 8s8; aedoeagus: Fig. 8arl................................................................. ( sihanouki nov.sp. ) 4 Habitus: Fig. 9h; male sternite VIII: Fig. 9s8; aedoeagus: Fig. 9arl; vulvar plate: Fig. 9vp ................................................................................................................ vexans nov.sp. - Sexual characters otherwise ................................................................................................5 5 Male sternite VIII: Fig. 12s8: vulvar plate: Fig; 12vp ................................................ sp. A4 - Vulvar plate: Fig. 10vp............................................................................................... sp. A1 6 Bicolorous species, head, elytra and abdominal segments 7-8 black, pronotum and abdominal segments 3-6 red; punctures of tergites arranged in transverse rows.................7 - Unicolorous black or brown species; punctures of abdominal tergites disposed randomly .............................................................................................................................8 7 Elytra large, as long as pronotum, densely punctuate with prominent humeral angles; habitus: Fig. 14h; aedoeagus: Fig. 14arl............................................... longipennis KRAATZ - Elytra small, much shorter than pronotum, sparsely punctuate, humeral angles obsolete; habitus: Fig. 17h.................................................................................. kochangensis nov.sp. 8 Fully winged species, elytra elongate, ample, convex, humeral angles prominent; body black, legs entirely testaceous .............................................................................................9 - Micropterous species, humeral angles obsolescent ...........................................................10 9 Smaller species, length of fore-body: 4 mm ; habitus: Fig. 45h; aedoeagus: Fig. 45arl ......... ................................................................................................................ lannaensis nov.sp. - Larger species, fore-body: 5 mm ; habitus: Fig. 46h; aedoeagus: Fig. 46arl .......................... .................................................................................................................. ( laoticus nov.sp. ) 10 Elytra elongate, of characteristic shape (Fig. 42h); body black, knees broadly and deeply infuscate; abdomen entirely microsculptate............................... strictipennis nov.sp. - Elytra small, as long as broad or transverse; knees unicolorous, testaceous; abdomen not entirely microsculptate ................................................................................................11 11 Larger species,> 8 mm ; ventral sclerite of aedoeagus with a pair of large asymmetrical lamellate processes (Figs 43 arl,); male 8 th sternite: Fig. 43s8)................ birmanus FAUVEL - Smaller species, < 8 mm ; ventral sclerite of aedoeagus with a single process ..................12 12 Habitus: Fig. 47h; puncturation of tergites V-VII finer, sparser and clearly arranged in transverse rows; aedoeagus: Fig. 48arl............................................ mediosiamensis nov.sp. - Habitus: Fig. 48h; puncturation of tergites V-VII coarse, dense and disposed randomly aedoeagus: Fig. 48arl..................................................................................... uncifer nov.sp. Key 4: species of Oedichirus known from southern India 1 Elytra elongate, humeral angles marked..............................................................................2 - Elytra transverse, humeral angles obsolete..........................................................................3 2 Bicolorous, thorax red, elytra black; elytra broad, sides evenly rounded; habitus: Fig.14h; aedoeagus: Figs 14arl............................................................. longipennis KRAATZ - Unicolorous, thorax and elytra black; sides of elytra constricted between humeral angles and middle; habitus: Fig.; 41h; aedoeagus: Fig. 41arl ...................... niger CAMERON 3 Pronotum without series of discal punctures and/or other punctures on centre of disc, but only a few lateral punctures (Figs 22h, 23h, 24h); puncturation of head sparse, or consisting of only two punctures .........................................................................................4 - Pronotum with discal series and/or other punctures on centre of disc; head strongly and more densely punctuate .......................................................................................................6 4 Smaller species with narrower fore-body; head with sparse punctures ...............................5 - Larger species with broader fore-body; head with only one pair of punctures near posterior margin; habitus: Fig. 24h; vulvar plate: Fig. 24vp. Anaimalai Hills ...................... .......................................................................................................... lucabosmontis nov.sp. 5 Head black, smaller and more transverse: punctures on last row of each abdominal tergite as numerous and closely spaced as on anterior rows; habitus: Fig. 22h; aedoeagus: Fig. 22arl. Cardamon Hills ........................................... cardamomensis nov.sp. - Head rufo-testaceous, concolorous with pronotum and elytra, larger and less transverse (Fig. 23h); punctures on last row of each abdominal tergite fewer and more widely spaced than on anterior rows; male sternite VIII: Fig. 23s8; aedoeagus: Fig. 23arl. Coorg....................................................................................................... coorgensis nov.sp. 6 Head red ..............................................................................................................................7 - Head brown or black ...........................................................................................................9 7 Elytra bicolorous, black and red; aedoeagus: Fig. 1arl................................. alatus NIETNER - Elytra uniformly reddish-testaceous, concolorous with head and pronotum .......................8 8 Abdominal segment III black; last row of punctures on abdominal tergites (on posterior margin) widely and irregularly spaced; vulvar plate: Fig. 18vp ................. ruficeps KRAATZ - Abdominal segment III rufo-testaceous; last row of punctures on abdominal tergites as closely and regularly spaced as those of preceding rows; vulvar plate: Fig. 20vp ................ ...................................................................................................................... rufulus nov.sp. 9 Elytra bicolorous, black and red; aedoeagus: Fig. 1arl........................... alatus NIETNER ab. - Elytra unicolorous, black or brown ...................................................................................10 10 Larger species, fore-body ca. 3 mm long; body entirely black, legs entirely testaceous; habitus: Fig. 50h; aedoeagus: Fig. 50arl; vulvar plate: Fig. 50vp...................... latus nov.sp. - Small species, fore-body ca. 2 mm long; head and pronotum dark brown, elytra rufous, abdominal tergites black, the posterior ¼ of tergites III-VI rufous; legs dark testaceous, apical halves of femora and tibiae slightly infuscate habitus: Fig. 51h; aedoeagus: Fig. 51arl; vulvar plate: Fig. 51vp ................................................................ segmentatus nov.sp. Check-list of the species of Oedichirus of the Oriental Region (junior synonyms are indented in small type .) abbreviatus ASSING ...................................... Yunnan alatus NIETNER ............................................. Ceylon , Pakistan , India , Burma dimidiatus EPPELSHEIM angusticeps ROUGEMONT .............................. Malay peninsula astoni ROUGEMONT ....................................... Hong Kong balnearius ROUGEMONT ............................... Borneo bicuspidatus ASSING ..................................... Assam , Meghalaya birmanus FAUVEL ......................................... Burma , Thailand bowringi ROUGEMONT .................................. India brlensis ROUGEMONT .................................... Borneo cardamomensis ROUGEMONT ........................ S. India : Cardamon Hills chapmani CAMERON ..................................... Widespread in subtropical E Asia coorgensis ROUGEMONT ............................... S. India : Coorg damingensis LI .............................................. Guangxi depravatus ASSING ....................................... Meghalaya falcifer ROUGEMONT ..................................... Malay peninsula flammaeus KOCH .......................................... Zhejiang formosanus ROUGEMONT .............................. Taiwan guomindangi ROUGEMONT ........................... Taiwan hochimini ROUGEMONT ................................. Vietnam javanicus ROUGEMONT ................................. Java kiushii SAWADA ............................................ Japan kochangensis ROUGEMONT ........................... Thailand , Cambodia kuroshio HAYASHI ........................................ Ryukyu Islands, Taiwan latexisus ASSING ........................................... Yunnan lannaensis ROUGEMONT ............................... Thailand , Laos laoticus ROUGEMONT .................................... Laos latus ROUGEMONT ......................................... S. India lewisius SHARP .............................................. Japan , Korea , Sakhalin longipennis KRAATZ .....................................Widespread excellens CAMERON idae SHARP schultheissi FAUVEL lucabosmontis ROUGEMONT .......................... S. India : Anaimalai Hills mahanuvaraensis ROUGEMONT .................... Ceylon nepalensis ROUGEMONT ................................ Nepal minor CAMERON ........................................... Ceylon muluensis ROUGEMONT ................................. Borneo mutilus ROUGEMONT ..................................... Palawan niger CAMERON` ........................................... S. India palawanensis ROUGEMONT ........................... Palawan patcholatkoi ROUGEMONT ............................. Malay peninsula pendleburyi CAMERON .................................. Sunda Islands, Malay peninsula, Singapore pengzhongi LI ............................................... Hainan philippinus ROUGEMONT ............................... Mindoro ruficeps KRAATZ ........................................... India rufotestaceus BERNHAUER ........................... Ceylon rufulus ROUGEMONT ..................................... S. India schuelkei ASSING .......................................... Yunnan segmentatus ROUGEMONT ............................. S. India shibatai ROUGEMONT .................................... Taiwan sihanouki ROUGEMONT ................................. Cambodia sindicus ROUGEMONT ................................... Pakistan strictipennis ROUGEMONT ............................. Thailand tempestivus ROUGEMONT .............................. Borneo torajah ROUGEMONT ..................................... Celebes uncifer ROUGEMONT ..................................... Thailand vexans ROUGEMONT ...................................... Thailand viduasinae ROUGEMONT ............................... Borneo vulcanus ROUGEMONT .................................. Java wallacei ROUGEMONT ................................... Borneo