Micronecta (Indonectella) grisea ZRC
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2021
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| _version_ | 1866901678155890688 |
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| author | Ha, Tuyet Ngan Tran, Anh Duc |
| author_facet | Ha, Tuyet Ngan Tran, Anh Duc |
| contents | <p><b><i>Micronecta</i> (<i>Indonectella</i>) <i>grisea</i> (Fieber, 1844)</b></p><p>Figs 5A, 6A–D</p><p><i>Sigara grisea</i> Fieber, 1844: 14, table 1, fig. 21 (type locality not specified).</p><p><i>Micronecta thyesta</i> Distant, 1910: 349–350 (type locality: Madhupur, India).</p><p><i>Micronecta pilosella</i> Matsumura, 1915: 115, 119 (type locality: Taiwan).</p><p><i>Micronecta grisea</i> – Kirkaldy 1908: 209 (list). — Wróblewski 1968: 772–773, 775 (synonymy, checklist); 1972a: 23–25, 50, tables 1–2, figs 36, 40 (additional notes, key). — Fernando & Cheng 1974: 37. — Jansson 1995: 30–31 (catalogue). — Nieser & Chen 1999: 79–80, table 2, fig. 44 (key, notes, distribution). — Nieser 2000: 286, fig. 31 (key); 2002b: 265, 267, fig. 10 (key, notes). — Nieser <i>et al.</i> 2005: 190 (checklist).</p><p><i>Micronecta pilosella</i> – Chen 1960: 117 (synonymised with <i>M. thyesta</i>).</p><p><i>Micronecta thyesta</i> – Hutchinson 1940: 363–365, figs 64–75 (redescription, assigned to subgenus <i>Indonectella</i>). — Wróblewski 1962: 177 (notes); 1967: 240 (notes); 1968: 772 (synonymised with <i>M. grisea</i>). — Fernando 1964: 606, fig. 11, 22, 33 (diagnosis). — Leong 1966: 84, 88 (notes, key).</p><p><b>Diagnosis</b></p><p>Body length 3.0–3.1. Pronotum slightly longer than median head length; clearly narrower than head width. Hemelytron (Fig. 5A) translucent or greyish brown, usually with two broken longitudinal dark stripes; embolium with a large spot in the middle and two smaller spots on two sides.</p><p>Males: fore femur with a pair of spines on proximal third; fore tibia with a spine on middle third (Fig. 6A); palar claw, median lobe of sternite VII and free lobe (Fig. 6B) as in diagnosis for subgenus. Left paramere: shaft slender, evenly arched; distal part with small barbs; apex recurved, flattened, thus appearing flag-like; basal lobe short and broad (Fig. 6D). Right paramere: shaft distally curved, tapering from distal half towards narrowly rounded apex (Fig. 6C).</p><p><b>Material examined</b></p><p>VIETNAM – <b>Ninh Thuan Prov.</b> • 3 ♂♂; Nui Chua N.P., Da Vach Lake; 27 Jun. 2004; N.V. Quang leg.; NC-01; ZRC.</p><p><b>Distribution</b></p><p>Vienam: Hanoi, Lao Cai, Ninh Binh (Cuc Phuong), Nghe An, Ha Tinh (Wróblewski 1962, 1967); first record for Ninh Thuan. Other countries: widespread from India, Sri Lanka to southern China, Taiwan, Peninsular Malaysia, and Indonesia (Sumatra, Java) (Leong 1966; Fernando & Cheng 1974; Nieser & Chen 1999; Nieser <i>et al.</i> 2005).</p><p><b>Remarks</b></p><p>This species can easily be recognised by the relatively large body (length ca 3.0 mm), the absence of a strigil, the shape of the the free lobe, and the shape of the apical part of the left paramere (Fig. 6B, D).</p> |
| format | Recurso digital |
| id | zenodo_https___doi_org_10_5281_zenodo_5038118 |
| institution | Zenodo |
| language | |
| publishDate | 2021 |
| publisher | Zenodo |
| record_format | zenodo |
| spellingShingle | Micronecta (Indonectella) grisea ZRC Ha, Tuyet Ngan Tran, Anh Duc Biodiversity Taxonomy Animalia Arthropoda Insecta Hemiptera Corixidae Micronecta Micronecta grisea <p><b><i>Micronecta</i> (<i>Indonectella</i>) <i>grisea</i> (Fieber, 1844)</b></p><p>Figs 5A, 6A–D</p><p><i>Sigara grisea</i> Fieber, 1844: 14, table 1, fig. 21 (type locality not specified).</p><p><i>Micronecta thyesta</i> Distant, 1910: 349–350 (type locality: Madhupur, India).</p><p><i>Micronecta pilosella</i> Matsumura, 1915: 115, 119 (type locality: Taiwan).</p><p><i>Micronecta grisea</i> – Kirkaldy 1908: 209 (list). — Wróblewski 1968: 772–773, 775 (synonymy, checklist); 1972a: 23–25, 50, tables 1–2, figs 36, 40 (additional notes, key). — Fernando & Cheng 1974: 37. — Jansson 1995: 30–31 (catalogue). — Nieser & Chen 1999: 79–80, table 2, fig. 44 (key, notes, distribution). — Nieser 2000: 286, fig. 31 (key); 2002b: 265, 267, fig. 10 (key, notes). — Nieser <i>et al.</i> 2005: 190 (checklist).</p><p><i>Micronecta pilosella</i> – Chen 1960: 117 (synonymised with <i>M. thyesta</i>).</p><p><i>Micronecta thyesta</i> – Hutchinson 1940: 363–365, figs 64–75 (redescription, assigned to subgenus <i>Indonectella</i>). — Wróblewski 1962: 177 (notes); 1967: 240 (notes); 1968: 772 (synonymised with <i>M. grisea</i>). — Fernando 1964: 606, fig. 11, 22, 33 (diagnosis). — Leong 1966: 84, 88 (notes, key).</p><p><b>Diagnosis</b></p><p>Body length 3.0–3.1. Pronotum slightly longer than median head length; clearly narrower than head width. Hemelytron (Fig. 5A) translucent or greyish brown, usually with two broken longitudinal dark stripes; embolium with a large spot in the middle and two smaller spots on two sides.</p><p>Males: fore femur with a pair of spines on proximal third; fore tibia with a spine on middle third (Fig. 6A); palar claw, median lobe of sternite VII and free lobe (Fig. 6B) as in diagnosis for subgenus. Left paramere: shaft slender, evenly arched; distal part with small barbs; apex recurved, flattened, thus appearing flag-like; basal lobe short and broad (Fig. 6D). Right paramere: shaft distally curved, tapering from distal half towards narrowly rounded apex (Fig. 6C).</p><p><b>Material examined</b></p><p>VIETNAM – <b>Ninh Thuan Prov.</b> • 3 ♂♂; Nui Chua N.P., Da Vach Lake; 27 Jun. 2004; N.V. Quang leg.; NC-01; ZRC.</p><p><b>Distribution</b></p><p>Vienam: Hanoi, Lao Cai, Ninh Binh (Cuc Phuong), Nghe An, Ha Tinh (Wróblewski 1962, 1967); first record for Ninh Thuan. Other countries: widespread from India, Sri Lanka to southern China, Taiwan, Peninsular Malaysia, and Indonesia (Sumatra, Java) (Leong 1966; Fernando & Cheng 1974; Nieser & Chen 1999; Nieser <i>et al.</i> 2005).</p><p><b>Remarks</b></p><p>This species can easily be recognised by the relatively large body (length ca 3.0 mm), the absence of a strigil, the shape of the the free lobe, and the shape of the apical part of the left paramere (Fig. 6B, D).</p> |
| title | Micronecta (Indonectella) grisea ZRC |
| topic | Biodiversity Taxonomy Animalia Arthropoda Insecta Hemiptera Corixidae Micronecta Micronecta grisea |
| url | https://doi.org/10.5281/zenodo.5038118 |