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    Review of the Chinese species of Deleaster Erichson, 1839 (Coleoptera, Staphylinidae, Oxytelinae) with a mitogenome of Deleaster bactrianus Semenov, 1900

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    Wang, Lin-Fei, Lü, Liang (2021): Review of the Chinese species of Deleaster Erichson, 1839 (Coleoptera, Staphylinidae, Oxytelinae) with a mitogenome of Deleaster bactrianus Semenov, 1900. Zootaxa 5027 (3): 301-331, DOI: 10.11646/zootaxa.5027.3.

    Review of the Chinese species of Deleaster Erichson, 1839 (Coleoptera, Staphylinidae, Oxytelinae) with a mitogenome of Deleaster bactrianus Semenov, 1900

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    Wang, Lin-Fei, Lü, Liang (2021): Review of the Chinese species of Deleaster Erichson, 1839 (Coleoptera, Staphylinidae, Oxytelinae) with a mitogenome of Deleaster bactrianus Semenov, 1900. Zootaxa 5027 (3): 301-331, DOI: https://doi.org/10.11646/zootaxa.5027.3.

    Deleaster bactrianus Semenov Elytra 1900

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    Deleaster bactrianus Semenov, 1900 [巴克特mŦ寻ƫ隐翅*] (Fig. 1) Semenov, 1900: 684 (Type locality: Bucharia orient.: prov. Hissar: cursus superior fluvii Karatag); Herman, 2001: 1323 (catalogue; distribution); Grebennikov, 2002: 376; Löbl & Smetana, 2004: 512 (Palaearctic catalogue; distribution); Smetana, 2019: 228 (key of Palaearctic species), Schülke & Smetana, 2015: 767 (Deleaster; Afghanistan, Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan).Published as part of Wang, Lin-Fei & Lü, Liang, 2021, Review of the Chinese species of Deleaster Erichson, 1839 (Coleoptera, Staphylinidae, Oxytelinae) with a mitogenome of Deleaster bactrianus Semenov, 1900, pp. 301-331 in Zootaxa 5027 (3) on page 306, DOI: 10.11646/zootaxa.5027.3.1, http://zenodo.org/record/544966

    Anotylus armifrons

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    8. Anotylus armifrons (Cameron, 1940) Cameron, 1940: 182 (Oxytelus; subgenus Emopotylus; Type locality: Hong Kong); Herman, 1970: 417 (Anotylus); Herman, 2001: 1339 (Anotylus; catalog); Smetana, 2004: 513 (Anotylus; catalog); Zheng and Pu, 2004: 370 (Anotylus; list); Schülke & Smetana, 2015: 769 (Anotylus; catalog). Distribution: China (Hong Kong).Published as part of Wang, Lin-Fei & Zhou, Hong-Zhang, 2020, Taxonomy of Anotylus nitidifrons group (Coleoptera: Staphylinidae: Oxytelinae) and five new species from China, pp. 23-42 in Zootaxa 4861 (1) on page 41, DOI: 10.11646/zootaxa.4861.1.2, http://zenodo.org/record/441449

    FIGURE 6-1 Anotylus. nitouensis Bernhauer, 1935 A in Taxonomy of Anotylus nitidifrons group (Coleoptera: Staphylinidae: Oxytelinae) and five new species from China

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    FIGURE 6-1 Anotylus. nitouensis Bernhauer, 1935 A, habitus male; B, habitus female; C, head and pronotum male; D, head and pronotum female; E, sternite VII male; F, sternite VIII male; G, sternite VIII female; H, aedeagus (ventral view); I, median lobe of aedeagus (dorsal view); J, median lobe of aedeagus (lateral view); K, right paramere (in situ) of aedeagus (lateral view); L, spermatheca. Scales: A --D = 0.5 mm; L = 0.05 mm; rest, 0.2 mm.Published as part of Wang, Lin-Fei & Zhou, Hong-Zhang, 2020, Taxonomy of Anotylus nitidifrons group (Coleoptera: Staphylinidae: Oxytelinae) and five new species from China, pp. 23-42 in Zootaxa 4861 (1) on page 38, DOI: 10.11646/zootaxa.4861.1.2, http://zenodo.org/record/441449

    FIGURE 1-1 in Taxonomy of Anotylus nitidifrons group (Coleoptera: Staphylinidae: Oxytelinae) and five new species from China

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    FIGURE 1-1 Anotylus sculptifrons Wang & Zhou, sp. nov. A, habitus male; B, habitus female; C, head and pronotum male; D, head and pronotum female; E, sternite VII male; F, sternite VIII male; G, sternite VIII female; H, aedeagus (ventral view); I, aedeagus (dorsal view); J, median lobe of aedeagus (lateral view); K, right paramere (in situ) of aedeagus (lateral view); L, spermatheca. Scales: A–D = 0.5 mm; L = 0.05 mm; rest, 0.2 mm.Published as part of Wang, Lin-Fei & Zhou, Hong-Zhang, 2020, Taxonomy of Anotylus nitidifrons group (Coleoptera: Staphylinidae: Oxytelinae) and five new species from China, pp. 23-42 in Zootaxa 4861 (1) on page 26, DOI: 10.11646/zootaxa.4861.1.2, http://zenodo.org/record/441449

    FIGURE 5-1 in Revision of the Anotylus sculpturatus group (Coleoptera: Staphylinidae: Oxytelinae) with descriptions of seven new species from China

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    FIGURE 5-1. Anotylus nigelisculptilis sp. nov. A, habitus male; B, habitus female; C, head male; D, pronotum male; E, head female; F, pronotum female; G, sternite VII male; H, sternite VIII male; I, spermatheca; J, sternite VIII female; K, aedeagus (ventral view); L, median lobe of aedeagus (dorsal view); M, left paramere (in situ) of aedeagus (lateral view); N, median lobe of aedeagus (lateral view). Scales: A–F = 0.5 mm; N = 0.05 mm; rest, 0.2 mm.Published as part of Wang, Lin-Fei, Zhou, Hong-Zhang & Lü, Liang, 2017, Revision of the Anotylus sculpturatus group (Coleoptera: Staphylinidae: Oxytelinae) with descriptions of seven new species from China, pp. 1-79 in Zootaxa 4351 (1) on page 20, DOI: 10.11646/zootaxa.4351.1.1, http://zenodo.org/record/106374

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    Deleaster taiwanensis Hayashi 1984

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    <i>Deleaster taiwanensis</i> Hayashi, 1984 [台,寻ƫ隐翅*] <p>(Fig. 3)</p> <p> Hayashi, 1984: 91 (Type locality: Mt. Lishan, alt. about 2500 m, Nantou Hsien [<b>南投a</b>], Taiwan); Herman, 2001: 1326 (catalogue; distribution); Löbl & Smetana, 2004: 512 (Palaearctic catalogue; distribution); Schülke & Smetana, 2015: 768 (<i>Deleaster</i>; Taiwan).</p> <p> <b>Material examined.</b> <b>CHINA</b>, <b>Taiwan</b>: 1♂, 1♀, Shenmu [<b>›木</b>] (near Fenchiifu [<b>奋起湖</b>]), Chiai Hsien [<b>ƚ义a</b>], 16. VII. 1986, <i>Deleaster taiwanensis</i> Hayashi, “ Cum typo comp.” det. Y. Hayashi, 2013 (IZ-CAS, donated by Y. Hayashi).</p> <p> <b>Redescription.</b> Body (Fig. 3A) thickset, flat, and broad, with sparse golden pubescent; almost dark brown to black in dorsal view. Clypeus, mouthparts, antennae, and legs yellowish brown with reddish. Body length: ♂, 8.0 mm; ♀, 9.1 mm.</p> <p> <i>Male</i>: Head (Fig. 3B) transverse, slightly broader than pronotum, sparsely pubescent and punctate. Clypeus rectangular, with sparse setae, anterior margin broadly rounded. Epistomal suture straight, deeply sulciform, equal to level of anterior margin of supra-antennal ridge. Front with sparse microsculpture. Vertex slightly convex and laterally delimited by U-shaped impression. Occipital suture weakly curved to straight with pit in middle. Temples considerably shorter than eyes. Antennae with antennomeres 3 as long as 1, and both longer than others.</p> <p>Pronotum (Fig. 3C) roughly as long as wide, broadest at near anterior 1/4 and narrowed posteriorly; middle portion of pronotum smoothly elevated and sparsely punctate and microsculptured, surrounded with shallow, broad impression covered with coarse microsculpture; with pair of large punctures present towards anterior margin, and two distinct elevated tubercles near posterior angles; mid-longitudinal suture thin and feeble. Scutellum pubescent on coarse surface, with scutiform depression.</p> <p>Elytra (Fig. 3A) large and wide, covered by short pale pubescence. Legs (Fig. 3A) slender, tarsal formula 5-5-5, tarsomeres 1–4 expanded (especially in protarsus) and densely padded with fine hairs. Fifth tarsomere as long as remaining together.</p> <p>Abdomen coriaceous without puncture. Tergites II–VII without basolateral ridges, with a pair of laterosternites on each segment. Tergite VIII with apical margin straight and pectinate in middle (Fig. 3D). Sternite VIII with posterior margin broadly emarginated (Fig. 3F). Sternite IX divided (Fig. 3H).</p> <p>Aedeagus (Fig. 3J–M) with median lobe oblong in ventral view, parameres clavate, with apex slightly curved but not plump.</p> <p> <i>Female</i>: similar to male, but slightly larger in size; protarsi not so dilated as male; sternite VIII with posterior margin obtusely angled in middle (Fig. 3G); Sternite IX undivided (Fig. 3I).</p> <p> <b>Distribution:</b> China (Taiwan).</p>Published as part of <i>Wang, Lin-Fei & Lü, Liang, 2021, Review of the Chinese species of Deleaster Erichson, 1839 (Coleoptera, Staphylinidae, Oxytelinae) with a mitogenome of Deleaster bactrianus Semenov, 1900, pp. 301-331 in Zootaxa 5027 (3)</i> on pages 309-310, DOI: 10.11646/zootaxa.5027.3.1, <a href="http://zenodo.org/record/5449664">http://zenodo.org/record/5449664</a&gt
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