Pseudomegischus\according to Tan et al 2015

Notice:

This page is derived from the original publication listed below, whose author(s) should always be credited. Further contributors may edit and improve the content of this page and, consequently, need to be credited as well (see page history). Any assessment of factual correctness requires a careful review of the original article as well as of subsequent contributions. If you are uncertain whether your planned contribution is correct or not, we suggest that you use the associated discussion page instead of editing the page directly. This page should be cited as follows (rationale): Tan J, Fan X, van Achterberg C, Li T (2015) A new species of Pseudomegischus van Achterberg from China, with a key to the species (Hymenoptera, Stephanidae). ZooKeys (537) : 103–110, doi. Versioned wiki page: 2015-11-18, version 74495, https://species-id.net/w/index.php?title=Pseudomegischus%5Caccording_to_Tan_et_al_2015&oldid=74495 , contributors (alphabetical order): Pensoft Publishers. Citation formats to copy and paste BibTeX: @article{Tan2015ZooKeys, author = {Tan, Jiang-Li AND Fan, Xu-Lei AND van Achterberg, Cornelis AND Li, Tao}, journal = {ZooKeys}, publisher = {Pensoft Publishers}, title = {A new species of Pseudomegischus van Achterberg from China, with a key to the species (Hymenoptera, Stephanidae)}, year = {2015}, volume = {}, issue = {537}, pages = {103--110}, doi = {10.3897/zookeys.537.6592}, url = {http://zookeys.pensoft.net/articles.php?id=6592}, note = {Versioned wiki page: 2015-11-18, version 74495, https://species-id.net/w/index.php?title=Pseudomegischus%5Caccording_to_Tan_et_al_2015&oldid=74495 , contributors (alphabetical order): Pensoft Publishers.} } RIS/ Endnote: TY - JOUR T1 - A new species of Pseudomegischus van Achterberg from China, with a key to the species (Hymenoptera, Stephanidae) A1 - Tan J A1 - Fan X A1 - van Achterberg C A1 - Li T Y1 - 2015 JF - ZooKeys JA - VL - IS - 537 UR - http://dx.doi.org/10.3897/zookeys.537.6592 SP - 103 EP - 110 PB - Pensoft Publishers M1 - Versioned wiki page: 2015-11-18, version 74495, https://species-id.net/w/index.php?title=Pseudomegischus%5Caccording_to_Tan_et_al_2015&oldid=74495 , contributors (alphabetical order): Pensoft Publishers. M3 - doi:10.3897/zookeys.537.6592 Wikipedia/ Citizendium: <ref name="Tan2015ZooKeys">{{Citation | author = Tan J, Fan X, van Achterberg C, Li T | title = A new species of Pseudomegischus van Achterberg from China, with a key to the species (Hymenoptera, Stephanidae) | journal = ZooKeys | year = 2015 | volume = | issue = 537 | pages = 103--110 | pmid = | publisher = Pensoft Publishers | doi = 10.3897/zookeys.537.6592 | url = http://zookeys.pensoft.net/articles.php?id=6592 | pmc = | accessdate = 2024-12-12 }} Versioned wiki page: 2015-11-18, version 74495, https://species-id.net/w/index.php?title=Pseudomegischus%5Caccording_to_Tan_et_al_2015&oldid=74495 , contributors (alphabetical order): Pensoft Publishers.</ref> See also the citation download page at the journal.

Taxonavigation

Ordo: Hymenoptera
Familia: Stephanidae

Name

Pseudomegischus van Achterberg, 2002 – Wikispecies link – Pensoft Profile

• Pseudomegischus van Achterberg, 2002: 169; Aguiar 2004: 73–74 (list of literature); Hong et al. 2011: 7. Type species (by original designation): Stephanus sulcifrons Schletterer, 1889.

Diagnosis

Temple with pale yellowish streak (Fig. 5); vertex anteriorly and stemmaticum (= ocellar area) with shallow median groove (Figs 10–11); pronotum with weak or strong transverse protuberance (Fig. 3); neck with two strong converging carinae laterally and antero-medially with triangular protuberance (Fig. 6); vein 1-M of fore wing 3.1–4.8 × vein 1-SR; vein 1-SR of fore wing straight (Fig. 4); hind tibia with small round pit at top of depression; outer side of hind tibia with oblique striae or carinae (Fig. 7); hind femur with two large teeth (Fig. 7); pygidial process in both sexes present (Fig. 13); ovipositor sheath without ivory subapical band (Fig. 1).

Distribution

Indo-Australian.

Biology

Presumably ectoparasitoid of Cerambycidae and/or Siricidae.

Key to species of the genus Pseudomegischus

Key to species of the genus Pseudomegischus — J. Tan , X. Fan , C. van Achterberg , T. Li

1		Hind basitarsus ivory or pale yellowish or light brown, distinctly contrasting with dark brown middle of hind tibia (fig. 603 in van Achterberg 2002); hind tibia with some fine oblique striae dorsally    2
–		Hind basitarsus yellowish-brown to dark reddish-brown, less contrasting with blackish middle of hind tibia (Fig. 7; figs 255, 265 in van Achterberg 2002); hind tibia mainly smooth, at most with some obsolescent striae dorsally (Fig. 9)    3
2		First submarginal cell of fore wing ends near level of apex of pterostigma; head infuscate dorsally; pale yellowish streak behind eye distinct (fig. 607 in van Achterberg 2002); vein 2-SR of fore wing about 1.2 × as long as vein r; median carina of neck distinct (fig. 609 l.c.); mesopleuron only antero-medially coarsely reticulate, remainder largely smooth; Philippines    Pseudomegischus rugipleurae (Elliott, 1928)
–		First submarginal cell of fore wing ends distinctly beyond level of apex of pterostigma (fig. 604 in van Achterberg 2002); head dark yellowish-brown dorsally; pale yellowish streak behind eye indistinct (fig. 600 l.c.); vein 2-SR of fore wing about 1.4 × as long as vein r (fig. 604 l.c.); median carina of neck largely absent (fig. 601 l.c.); mesopleuron medially coarsely remotely punctate; Indonesia (Mysol)    Pseudomegischus insidiator (Smith, 1863)
3		Vein 1-M of fore wing 4.8–5.4 × as long as vein 1-SR (fig. 261 in van Achterberg 2002); hind femur with distinct third medium-sized tooth behind large apical tooth (fig. 265 l.c.); hind basitarsus more or less infuscate dark reddish-brown, dark brown or largely blackish-brown, not distinctly contrasting with blackish hind tibia (fig. 265 l.c.); pale streak of temple rather differentiated (fig. 261 l.c.); length of ovipositor sheath about 2.1 × fore wing; Philippines, Malaysia (Sabah)    Pseudomegischus sulcifrons (Schletterer, 1889)
–		Vein 1-M of fore wing about 3 × as long as vein 1-SR (Fig. 4; fig. 257 in van Achterberg 2002); hind femur without distinct third medium-sized tooth behind large apical tooth, at most with undefined protuberance (Fig. 7; fig. 254 l.c.); hind basitarsus orange-brown, rather contrasting with blackish hind tibia (fig. 254 l.c., but less so in Pseudomegischus notiochinensis (Fig. 7) or basitarsus and tibia similarly coloured); pale streak of temple not well differentiated (fig. 252 l.c., but distinct in Pseudomegischus notiochinensis; Fig. 5); length of ovipositor sheath about 2.3 × fore wing    4
4		Head pale yellowish brown and without distinctly differentiated ivory streak of temple but dorsally and anteriorly darkened (figs 252–253 in van Achterberg 2002); propodeum medio-dorsally coarsely rugose (fig. 256 l.c.); fore wing membrane evenly brownish, but becoming paler apically (fig. 257 l.c.); mesopleuron coarsely punctate, with interspaces at most as wide as punctures; hind femur moderately widened medially in lateral view (fig. 254 l.c.); Indonesia (Sulawesi)    Pseudomegischus celebensis van Achterberg, 2002
–		Head dark brown except for distinct ivory streak of temple (Fig. 10); propodeum medio-dorsally regularly scrobiculate (Fig. 6); fore wing membrane largely subhyaline or slightly brownish (Fig. 4); mesopleuron moderately punctate, with smooth interspaces much wider than punctures (Fig. 5); hind femur strongly widened medially in lateral view (Fig. 7); China (Jiangxi)    Pseudomegischus notiochinensis sp. n.

Taxon Treatment

• Tan, J; Fan, X; van Achterberg, C; Li, T; 2015: A new species of Pseudomegischus van Achterberg from China, with a key to the species (Hymenoptera, Stephanidae) ZooKeys, (537): 103-110. doi

Images

Figures 1–3. Pseudomegischus notiochinensis Tan & van Achterberg, sp. n. 1 holotype, female, habitus lateral 2 paratype, male, habitus lateral 3 first metasomal tergite (T1) of male dorsal.  Figures 4–13. Pseudomegischus notiochinensis Tan & van Achterberg, sp. n., female, holotype. 4 wings 5 mesosoma lateral 6 mesosoma dorsal 7 hind leg lateral 8 hind coxa dorsal 9 hind tibia inner side 10 head dorsal 11 head anterior 12 first metasomal tergite dorsal 13 apical metasomal segments, showing pygidial process.