Pentatominae
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publication ID |
https://doi.org/ 10.11646/zootaxa.4958.1.27 |
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publication LSID |
lsid:zoobank.org:pub:303D300E-C17B-407C-A63B-53F906C5D825 |
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DOI |
https://doi.org/10.5281/zenodo.4711017 |
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persistent identifier |
https://treatment.plazi.org/id/F55187E5-FFA7-FF96-FF36-9CDD22EE7A4C |
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Plazi |
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scientific name |
Pentatominae |
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Key to the species of Pentatominae on grain crops of economic importance in Rio Grande do Sul
(including only the species listed in this work)
1 Abdominal sternite 3 with process ( Fig. 21 View FIGURES 20–23 )................................................................ 2
- Abdominal sternite 3 without process.................................................................... 12
2 Mandibular plates surpassing the clypeus and acute apically ( Fig. 22 View FIGURES 20–23 )........................... Arvelius albopunctatus
- Mandibular plates subequal to clypeus and rounded apically ( Fig. 102 View FIGURES 100–103 )........................................... 3
3 Living specimens yellowish castaneous to green, pronotum with a reddish-brown trans-humeral band ( Figs 100, 102 View FIGURES 100–103 )........................................................................................... Piezodorus guildinii
- Living specimens green, pronotum without reddish-brown trans-humeral band ( Fig. 92 View FIGURES 92–95 )............................. 4
4 Abdominal spine short, rounded, not reaching coxae ( Fig. 93 View FIGURES 92–95 ); spiracles with juxtaposed green maculae, without callosity ( Fig. 94 View FIGURES 92–95 , black arrow).......................................................................... Nezara viridula
- Abdominal spine variable in size, rounded or acute, spiracles with juxtaposed maculae, concolourous or not, and with a callosity............................................................................................. 5
5 Humeral angles produced into a spine ( Figs 24 View FIGURES 24–26 , 42 View FIGURES 41–43 ).......................................................... 6
- Humeral angles not produced ( Figs 30 View FIGURES 30–33 , 48 View FIGURES 47–49 )................................................................. 7
6 Lateral margins of body yellowish, apical portion of head broad ( Fig. 25 View FIGURES 24–26 )........................... Chinavia armigera
- Lateral margins of body reddish to orange, apical portion of head narrow ( Fig. 42 View FIGURES 41–43 )................. Chinavia nigridorsata
7 Abdominal spine surpassing the mesocoxae ( Fig. 45 View FIGURES 44–46 )........................................... Chinavia obstinata
- Abdominal spine not reaching the mesocoxae............................................................... 8
8 Abdominal spine reaching the anterior margin of metacoxae ( Fig. 35 View FIGURES 34–36 )............................... Chinavia herbida
- Abdominal spine not reaching the anterior margin of metacocoxae.............................................. 9
9 Cicatrices of pronotum and basal angles of scutellum black ( Fig. 30 View FIGURES 30–33 )........................................... 10
- Cicatrices of pronotum and basal angles of scutellum concolorous with remaining dorsal surface, never black........... 11
10 Antennae black ( Fig. 30 View FIGURES 30–33 ), coxae, trochanters, apices of femora and tibiae red ( Fig. 32 View FIGURES 30–33 )............. Chinavia erythrocnemis
- Antennae and legs green ( Fig. 39 View FIGURES 37–40 )....................................................... Chinavia impicticornis
11 Lateral margin of body broadly red to orange red ( Figs 47, 48 View FIGURES 47–49 ), posterior margin of connexivum black ( Fig. 47 View FIGURES 47–49 ).................................................................................................. Chinavia pengue
- Lateral margin of body narrowly light red ( Figs 27, 28 View FIGURES 27–29 ), posterior margin of connexivum concolourous with dorsal surface ( Fig. 27 View FIGURES 27–29 )..................................................................................... Chinavia aseada
12 Live specimens green; distal apex of all femora bearing a strong spine ( Fig. 79 View FIGURES 78–81 , black arrow)........................ 13
- Live specimens pale yellow to black; distal apex of all femora unarmed......................................... 14
13 Humeral angles strongly developed, directed laterally, reddish ( Fig. 80 View FIGURES 78–81 ); corium with multiple pale callosities, irregularly distributed ( Fig. 78 View FIGURES 78–81 )......................................................................... Loxa deducta
- Humeral angles slightly developed, directed anteriorly, black ( Fig. 83 View FIGURES 82–84 ); each corium with a single pale callosity ( Fig. 82 View FIGURES 82–84 )........................................................................................ Mayrinia curvidens
14 Inferior surface of all femora with small tubercles bearing setae ( Fig. 18 View FIGURES 16–19 )........................................ 15
- Inferior surface of all femora lacking tubercles............................................................. 19
15 Anterolateral margins of pronotum straight ( Fig. 16 View FIGURES 16–19 ); corium banded, not punctate and with minute teeth on lateral margin ( Fig. 17 View FIGURES 16–19 ); femoral tubercles arranged in two rows................................................... Agroecus griseus
- Anterolateral margins of pronotum concave ( Figs 13 View FIGURES 13–15 , 57 View FIGURES 56–58 ); corium without bands or minute teeth on lateral margin, not punctate; femoral tubercles arranged irregularly.................................................................... 16
16 Humeral angles quadrate ( Fig. 13 View FIGURES 13–15 ); apex of scutellum immaculate............................... Adustonotus irroratus
- Humeral angles acute ( Figs 57 View FIGURES 56–58 , 61 View FIGURES 59–62 , 63 View FIGURES 63–64 ); apex of scutellum maculate............................................ 17
17 Anterolateral margins of pronotum serrate ( Fig. 57 View FIGURES 56–58 ); legs without black spots; membrane of hemelytra with linear veins ( Fig. 56 View FIGURES 56–58 ).......................................................................... Euschistus (Euschistus) heros
- Anterolateral margins of pronotum with spaced denticles ( Figs 61 View FIGURES 59–62 , 63 View FIGURES 63–64 ); legs with black spots ( Fig. 59 View FIGURES 59–62 ); membrane of hemelytra with reticulated veins ( Fig. 60 View FIGURES 59–62 ).......................................................................... 18
18 Dorsal surface of body wrinkled; humeral angles rounded apically and directed anterolaterally ( Fig. 61 View FIGURES 59–62 ); conspicuous macule on apex of scutellum ( Fig. 59 View FIGURES 59–62 )................................................... Euschistus (Lycipta) picticornis
- Dorsal surface of body not wrinkled; humeral angles acute apically and directed laterally ( Fig. 63 View FIGURES 63–64 ); inconspicuous macule on apex of scutellum ( Fig. 63 View FIGURES 63–64 )..................................................... Euschistus (Lycipta) triangulator
19 Basal angles of scutellum not foveate ( Fig. 7 View FIGURES 6–9 ).............................................................. 20
- Basal angles of scutellum foveate....................................................................... 21
20 Anterolateral margins of pronotum convex ( Figs 6, 8 View FIGURES 6–9 ); basal angles of scutellum not black ( Fig. 7 View FIGURES 6–9 ); mandibular plates subequal to clypeus and divergent apically ( Fig. 8 View FIGURES 6–9 )................................................... Acledra bonariensis
- Anterolateral margins of pronotum straight to slightly concave ( Figs 10, 11 View FIGURES 10–12 ); basal angles of scutellum black ( Figs 10, 11 View FIGURES 10–12 ); mandibular plates longer than clypeus and convergent apically ( Fig. 11 View FIGURES 10–12 ).............................. Acledra fraterna
21 First labiomere surpassing the bucculae ( Fig. 86 View FIGURES 85–87 , black arrow)................................................. 22
- First labiomere between the bucculae ( Fig. 76 View FIGURES 75–77 , black arrow).................................................. 23
22 Body color castaneous; humeral angles black, slightly produced and obtuse apically ( Fig. 85 View FIGURES 85–87 ); scutellum with a small pale yellow callosity on each angle, the callosities on basal angles not extending to lateral margins ( Fig. 85 View FIGURES 85–87 ). Mormidea notulifera
- Body color black; humeral angles variable, from a small round projection ( Fig. 90 View FIGURES 88–91 ) to an acute spine apically ( Fig. 89 View FIGURES 88–91 ); scutellum with a pale yellow callosity on each angle, the ones on basal angles extending through half of lateral margins ( Fig. 88 View FIGURES 88–91 ).......................................................................................... Mormidea View in CoL v-luteum
23 Anterolateral margins of pronotum straight ( Fig. 75 View FIGURES 75–77 )........................................... Hypatropis inermis
- Anterolateral margins of pronotum concave ( Fig. 51 View FIGURES 50–52 )........................................................ 24
24 Apex of mandibular plates acute ( Figs 51 View FIGURES 50–52 , 53 View FIGURES 53–55 ).............................................................. 25
- Apex of mandibular plates rounded ( Figs 96 View FIGURES 96–97 , 98 View FIGURES 98–99 )........................................................... 26
25 Humeral angles concolorous with pronotum ( Figs 50, 51 View FIGURES 50–52 ); scutellum without pale line on apical margin ( Fig. 50 View FIGURES 50–52 )............................................................................................... Diceraeus furcatus
- Humeral angles black ( Fig. 53 View FIGURES 53–55 ); scutellum with pale line along apical margin ( Fig. 53 View FIGURES 53–55 )............ Diceraeus melacanthus
26 Mandibular plates subequal to clypeus ( Figs 98 View FIGURES 98–99 , 105 View FIGURES 104–106 ); antennomere 2 longer than antennomere 1 ( Fig. 104 View FIGURES 104–106 )............ 27
- Mandibular plates smaller than clypeus ( Figs 66 View FIGURES 65–68 , 73 View FIGURES 72–74 ); antennomere 2 shorter than antennomere 1 ( Fig. 110 View FIGURES 109–112 )............ 30
27 Body slender; scutellum with large pale callosities ( Figs 96 View FIGURES 96–97 , 98 View FIGURES 98–99 )............................................... 28
- Body oval; scutellum without callosities.................................................................. 29
28 Apex of radial vein of corium with a large pale yellow callosity; body ferruginous to dark castaneous, with one pair of yellow callosities on pronotum ( Fig. 96 View FIGURES 96–97 )............................................................ Oebalus poecilus
- Apex of radial vein of corium without callosity; body castaneous, with one pair of small yellow spots, not callosities, on pronotum ( Fig. 98 View FIGURES 98–99 ).................................................................. Oebalus ypsilongriseus
29 Humeral angles slightly produced, rounded apically, directed laterally ( Figs 104, 105 View FIGURES 104–106 ); scutellum with dark apex ( Fig. 104 View FIGURES 104–106 ); connexivum concolor to dorsal surface........................................................ Thyanta humilis
- Humeral angles produced, acute apically, directed anterolaterally ( Fig. 107 View FIGURES 107–108 ); scutellum apex concolor to dorsal surface; connexivum with orange maculae ( Fig. 107 View FIGURES 107–108 ).................................................... Thyanta perditor
30 Outline of anterolateral margins of pronotum not punctate ( Figs 110 View FIGURES 109–112 , 113 View FIGURES 113–116 ); antennomere 4 cylindrical ( Fig. 2 View FIGURES 2–5 ); sub lateral margin of abdomen not concolorous with abdominal venter ( Figs 111 View FIGURES 109–112 , 115 View FIGURES 113–116 )...................................... 31
- Outline of anterolateral margins of pronotum uniformly punctate ( Figs 66 View FIGURES 65–68 , 73 View FIGURES 72–74 ); antennomere 4 conical ( Fig. 66 View FIGURES 65–68 ); sub lateral margin of abdomen concolorous with abdominal venter ( Fig. 67 View FIGURES 65–68 ).............................................. 32
31 Small specimens (not surpassing 12.00 mm); legs red to dark red; connexivum margin light castaneous with small black spot at apex ( Fig.111 View FIGURES 109–112 )............................................................................ Tibraca exigua
- Large specimens (surpassing 12.00 mm); legs castaneous, concolor with the venter; connexivum with dark castaneous macule on anterior angles ( Fig. 115 View FIGURES 113–116 )............................................................ Tibraca limbativentris
32 Dorsal surface setose ( Fig. 72 View FIGURES 72–74 ); anterior angles of pronotum acute ( Fig. 73 View FIGURES 72–74 , black arrow)............. Glyphepomis setigera
- Dorsal surface glabrous; anterior angles of pronotum rounded ( Fig. 66 View FIGURES 65–68 )......................................... 33
33 Abdominal sternites with densely distributed punctures medially, and sparse on sub lateral margin ( Fig. 67 View FIGURES 65–68 )............................................................................................. Glyphepomis adroguensis
- Abdominal sternites with uniformly distributed punctures ( Fig. 70 View FIGURES 69–71 )............................ Glyphepomis pelotensis
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.
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