Physodactylus, Fischer von Waldheim, 1823
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publication ID |
https://doi.org/ 10.1590/0031-1049.2014.54.18 |
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persistent identifier |
https://treatment.plazi.org/id/7B52527A-2427-FFA7-74A8-60F2F1EEFB0B |
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treatment provided by |
Felipe |
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scientific name |
Physodactylus |
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Key to species for male Physodactylus
1. Abdominal ventrite 1 partly impunctate............................................................................................2
— Abdominal ventrite 1 evenly punctate ...............................................................................................5
2(1). Prothorax gradually narrowed anteriorly ( Fig. 22F View FIGURE 22 ); abdominal ventrite 1 almost entirely impunctate, ventrites 2-3 entirely punctate ( Fig. 22F View FIGURE 22 ) ..........................................................................................3
— Prothorax abruptly and strongly narrowed on anterior angle ( Fig. 21K View FIGURE 21 ); abdominal ventrite 1-3 with a longitudinal sublateral impuctate band ( Fig. 31D View FIGURE 31 ) .........................................................................4
3(2). Frons with a pair of oblique protuberances over antennal insertions ( Fig. 22E View FIGURE 22 ); antenna reaching the posterior third of pronotum; lateral pronotal carina complete ( Fig. 22H View FIGURE 22 ).......... P. henningi ( Fig. 35K View FIGURE 35 )
— Frons without a pair of oblique protuberances ( Fig. 18B View FIGURE 18 ); antenna reaching the base of pronotal hind angles; lateral pronotal carina absent on anterior 1/3-1/2 ( Fig. 18E View FIGURE 18 )..... P. brunneus sp. nov. ( Fig. 35B View FIGURE 35 )
4(2). Body setae yellow; pronotum with an acute tubercle on median posterior region ( Figs. 31A, B View FIGURE 31 ).......... ........................................................................................................ P. tuberculatus sp. nov. ( Fig. 35R View FIGURE 35 )
— Body setae brown, pronotum without tubercle....................................... P. gounellei sp. nov. ( Fig. 35J View FIGURE 35 )
5(1). Abdominal ventrites 1-4 evenly convex .............................................................................................6
— Abdominal ventrites 1-4 laterally concave .......................................................................................11
6(5). Prothorax abruptly and strongly narrowed on anterior angle, pronotal anteromedian margin strongly produced anteriad ( Figs. 26F, H View FIGURE 26 ); elytral striae with a single row of punctures ( Fig. 33N View FIGURE 33 ); protibia with dorsal margin slightly curved and rugose ( Fig. 26N View FIGURE 26 ) .............................................. P. niger ( Fig. 35M View FIGURE 35 )
— Prothorax gradually or abruptly narrowed anteriorly from posterior angle or posterior third, pronotal anteromedian margin not produced to slightly produced anteriad ( Figs. 28C, D View FIGURE 28 ); elytral striae with three rows of punctures ( Fig. 33O View FIGURE 33 ); protibia with dorsal margin strongly curved and crenulate ( Fig. 28F View FIGURE 28 )..........................................................................................................................................7
7. Antenna reaching the anterior third of pronotum; pro- and mesothoracic leg with lamella on tarsomeres I absent or smaller than lamellae on tarsomeres II and III........................................................8
— Antenna reaching the half length of pronotum; pro- and mesothoracic leg with lamella on tarsomere I as large as the lamellae on tarsomeres II and III ...............................................................................10
8(15). Body bicolored (orange and black) or evenly brown, pronotum convex, lateral pronotal carina weakly impressed or absent near anterior angle ( Figs. 30D, E View FIGURE 30 ) ....................................... P. sulcatus ( Fig. 35Q View FIGURE 35 )
— Body evenly black or dark brown, pronotum weakly convex, lateral carina complete evenly impressed...9
9(8). Dark brown, eyes moderately large (IEP 0.32); pronotal disc with punctures 1-3 diameters apart, prosternal process curved about 90° dorsoposteriad of procoxae; elytra 2.43x longer than wide tapering to apex from its midlength, interstices flat on anterior region .................................... P. costae ( Fig. 35D View FIGURE 35 )
— Black, eyes small (IEP 0.24); pronotal disc with punctures 0.5-1.0 diameter apart, prosternal process curved about 45° dorsoposteriad of procoxae; elytra 2.1x longer than wide tapering to apex from its posterior quarter, interstices evenly convex on anterior region .......................... P. fleutiauxi ( Fig. 35G View FIGURE 35 )
10(7). Head black, elytra evenly brown; frontoclypeal region without longitudinal carina; pronotum 1.56x wider than long ( Fig. 25B View FIGURE 25 ), elytra parallel-sided on anterior 2/3 then tapering to apex; abdominal pilosity very dense and semi-erect........................................................ P. latithorax sp. nov. ( Fig. 35L View FIGURE 35 )
— Head brown, elytra reddish-brown with apical third black; frontoclypeal region with a longitudinal carina medially; pronotum ( Fig. 28C View FIGURE 28 ) 1.46x wider than long; elytra widened with sides rounded between humerus and apical quarter; abdominal pilosity moderately dense and decumbent ................... P. patens sp. nov. ( Fig. 35O View FIGURE 35 )
11(5). Prothorax abruptly and strongly narrowed on anterior angle ( Fig. 21K View FIGURE 21 ), pronotum with anteromedian margin strongly produced over head................................................................. P. oberthuri ( Fig. 35N View FIGURE 35 )
— Prothorax gradually narrowed anteriorly ( Fig. 22F View FIGURE 22 ), pronotum with anteromedian margin rounded, not produced to slightly produced over head...................................................................................12
12(11). Elytral striae with two or three rows of punctures............................................................................13
— Elytral striae with one row of punctures ..........................................................................................14
13(11). Elytral striae distinct up to apex, interstices smooth to weakly rugose..............................................15
— Elytral striae with punctures mixed on apical region turning the striae indistinct, interstices rugose...17
14(12). Body setae yellow, pronotum and elytra light brown; antenna reaching the base of pronotal hind angle ...............................................................................................................................................18
— Body setae brown, pronotum reddish-brown lighter than elytra; antenna reaching the anterior third of pronotum........................................................................................................................................19
15(13). Body setae yellow, head and pronotum orange; antenna reaching the third of pronotal length ............ ............................................................................................................ P. flavifrons sp. nov. ( Fig. 35F View FIGURE 35 )
— Body setae brown, head brown darker than pronotum, antenna reaching the base of pronotal hind angle ...............................................................................................................................................16
16(15). Pronotum evenly brown; protibia with dorsal apical angle obtuse, not produced ( Fig. 21D View FIGURE 21 ) ............... ................................................................................................................ P. girardi sp. nov. ( Fig. 35I View FIGURE 35 ).
— Pronotum light brown with borders (or borders and disc) darker; protibia with dorsal apical angle acute, produced...................................................................................................... P. pujoli ( Fig. 35P View FIGURE 35 )
17(13). Pronotal lateral carina incomplete anteriorly; pilosity of the ventrites 1-4 subequal in length and density, moderately long; ventrite 1 evenly pilose ....................................................... P. fischeri ( Fig. 35E View FIGURE 35 )
— Pronotal lateral carina complete; setae minuscule on ventrite 1, long and fine on ventrites 2-4; ventrite 1 with setae scarcer and longer on lateral border ................................. P. asper sp. nov. ( Fig. 34Q View FIGURE 34 )
18(14). Frons with a triangular concavity that extends posteriorly between eyes, pronotum convex, posterior angles short non carinate ( Figs. 16F View FIGURE 16 ) .................................................................... P. besckei ( Fig. 34R View FIGURE 34 )
— Frons with a transverse protuberance between antennal insertions; pronotum weakly convex, posterior angles elongate and carinate ( Figs. 17B View FIGURE 17 ) .......................................................... P. brasiliensis ( Fig. 35A View FIGURE 35 )
19(14). Punctures of the apical elytral striae a little larger than those of pronotal lateral border, interstices convex; ventrite 1 with setae about 1/3 as long as those of ventrite 2 with lateral border smooth and glabrous ............................................................................................... P. chassaini sp. nov. ( Fig. 35C View FIGURE 35 )
— Punctures of the apical elytral striae twice as large as those of pronotal lateral border, interstices flat; ventrite 1 with setae about 1/5 as long as those on ventrite 2 with setae longer and sparser on marginal plates......................................................................................................... P. foveatostriatus ( Fig. 35H View FIGURE 35 )
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.