A new species of the genus Arge Schrank (Hymenoptera, Argidae) from China

2008·0.33 MB·

Acta Zootaxonomica Sinica, 33 (3) : 520- 522 (July, 2008) ISSN1000(cid:1)0739
动物分类学报
A NEW SPECIES OF THE GENUS ARGE SCHRANK (HYMENOPTERA,
ARGIDAE) FROM CHINA
WEI Mei(cid:1)Cai
Labof InsectSystematicsandEvolutionaryBiology, CentralSouth University ofForestry& Technology, Changsha(cid:1) 410004, China, E(cid:1)mail: [email protected]
Abstract(cid:1) Arge reversinervis sp. nov. isdescribedfromLiaoningProvinceof China. Thenewspeciesbelongstorustica(cid:1)metallica group
of the genusArge and issimilarto Arge abelivora Okutani fromJapan. Arge reversinervi differsfromthe latter speciesin the antenna
stronglyenlargedatsubapicalpart, theabdomenand hindfemurentirelyblack, theabdominaltergitesdistinctlymicrosculptured, the
basal4(cid:1)5 ofhind tibia white, eachbasitarsuspalebrown, OOL(cid:2)POL(cid:2)OCL= 18(cid:2)11(cid:2)8, the dorsalside ofvein Cinforewinglargely
darkbrown, the veinR+ Malmost as long as thefirstpart of vein Rs, the upper margin of cell2Rsmuch shorterthan thelower
margin. The type specimensare deposited inInsectCollection of CentralSouthUniversityofForestryandTechnology, Changsha,
HunanProvince, China.
Key words(cid:1) Hymenoptera, Argidae, Arge Schrank, new species, China.
(cid:1) (cid:1) Arge Schrank is the largest genus in the family metascutellum almost impunctate, mesopleuron and each
Argidae. Morethan 300 species have been recognized till coxa impunctate, polished; abdominal tergites distinctly
2006. It mainly distributes in the Holarctic andEthiopian microsculptured. Labrum short and broad, incised
regions of the world ( Gussakovskij, 1935; Muche, anteriorly; clypea short, anterior marginalmosttruncate;
1977; Pasteels, 1953; Saini & Thind, 1995; Takeuchi, malar space slightly longer than diameter of front ocellus
1939; Smith, 1989). About 110 species of the genus (1(cid:2)2(cid:2)1(cid:2)0); eyes small and narrow with inner margins
have been recorded from China ( Wei, 1997; Wei, & feebly convergent downwards, distance between eyes
Wen, 1997; Wei et al., 2006; Nie &Wei, 2008) . below clearly longer than height of an eye; supraclypeal
InJuly 2004, Mr. CHEN Tian(cid:1)Lin sentus a series area strongly elevated with a distinct middle carina;
of specimens of Argidae for identification, which were middle fovea shallow and connected to frontal basin,
collectedfrom Haichen, Liaoning Province of China. A lateral carinas parallel in upper part and convergent in
study shows it is an undescribed species of Arge Schrank lower part and connected with middle carina; frons
and is here described as new to science. The type elevated with a shallow and small basin, frontal wall
specimens are deposited in Insect Collection of Central indistinct; interocellar and postocellar furrows absent;
South University of Forestry and Technology, OOL(cid:2)POL(cid:2)OCL= 18(cid:2)11(cid:2)8; postocellar area very
Changsha, Hunan Province, China. short, about3 times broad thanlong, strongly depressed
and oblique; in dorsal view head behind eyes strongly
Argereversinervis sp. nov. (Figs(cid:2)1(cid:1)10)
dilatedand slightly shorter than eyes. Antenna distinctly
Female (Fig(cid:2)1). Body length 7mm. Body black shorter than thorax, flagellum slightly shorter than
with distinct bronze tinge except for pale parts of legs; breadth of head, strongly enlarged toward apex and
each knee, fore and middle tibiae entirely, basal 4(cid:1)5 of distinctly bent toward base ( Fig(cid:2)2). Pectus with a
hind tibia, preapical andapical spurs of each tibia yellow distinct naked band; prescutum without middle furrow,
white, palpi and each basitarsus largely pale brown, mesoscutellum weakly and obtusely elevated; cenchri
other parts of tarsi black; body hairs silvery, except for narrow, distance between them about 1(cid:1)3 length of a
flagellum with blackish hairs and sheath with dark brown cenchrus. Middle and hind tibia each with a preapical
hairs. Wings hyaline, upper sideofvein Clargely, most spur, hind basitarsus as long as following 3 segments
partof vein R and M, and stigma largely dark brown, together, claw simple. Forewing with vein Sc close to
other veinspale brown; forewingwitha feebledarkband base ofR+ M, vein R+ M almost as longas firstpart of
below stigma reaching posterior margin. vein Rs, 1r(cid:1)mslightlyinclined backwardtoward vein M,
Central part of clypea, supraclypeal area, dorsal 3r(cid:1)m distinctly inclined outward toward vein M, fourth
side of head and malar space densely punctured, hind part of vein Rs 1(cid:2)8 times length of third part, cu(cid:1)a
orbit sparsely punctured, frontal basin with a small joining cell 1M beyond middle; cell 1Rs much longer
impunctate dot; punctures on dorsal side of thorax than2Rs, upper margin of cell 2Rs 3(cid:1)5 length of lower
distinctly sparser than those on head, mesoscutellum and margin, basal anal cell closed; hind wing with cell Rs
Theresearch was supported by the National Natural Science Foundation of China (30571504, 30771741), the Trans(cid:1)century Training Programme
Foundationfor Talents, EducationMinistryof China(2003) andtheSpecial PresidentFoundationofCentral SouthUniversityofForestryandTechnology.
Received17 July2007, accepted6 May2008.
520
July, 2008 魏美才: 中国三节叶蜂属一新种 (膜翅目, 三节叶蜂科) 521 (cid:1)
distinctly longer than M, anal cell clearly longer than ventrally in lateral view ( Fig(cid:2)5), lancet simple without
petiole of anal cell as 10(cid:2)7, vein cu(cid:1)a perpendicular. stoutannular spines, alsowithoutlarger gap between 2nd
Posterior margin of7th sternite feebly protrudingmedially and3rd serrulae, 2nd and 3rd serrulae as in Fig(cid:2)6, 9th
(Fig(cid:2)3); sheath small, rounded at apex in dorsal view and10th serrulae as in Fig(cid:2)7.
(Fig(cid:2)4), distinctly shorter than hind femur and curved
Figs(cid:2)1(cid:1)10. Argereversinervis sp. nov. 1. Adult, female. 2. Flagellum, female. 3. Subgenitalplate, female. 4. Sheath, dorsal view.
5. Sheath, lateralview. 6. The 2nd(cid:1) 3rd serrulae. 7. The 9th(cid:1)10th serrulae. 8. Adult, male. 9. Penis valve. 10. Penis valve,
lateral view.
(cid:1) (cid:1) Male ( Fig(cid:2)8). Body length 7mm; color and a distinct inner upper corner and inner margin of
structure similar to female except: eyes larger with gonostipe almost straight, penis valve as in Figs(cid:2)9(cid:1)10.
distance between thembelow slightly broader than height Holotype , paratypes 5 , 5 ! ! , Haicheng
of an eye, middle fovea deeper, lateral carinas sharp, (40(cid:2)8∀N, 122(cid:2)7∀E), Liaoning, China, 10 May 2005,
head behind eyes in dorsal view distinctly but not collected by CHEN Tian(cid:1)Lin.
strongly enlarged, flagellum straight and slender with Remarks. Thisnewspeciesbelongstorustica(cid:1)metallica
long and erect hairs, aboutas longas vein C and stigma group and is similar toArgeabelivora Okutani, 1956 from
together; apex of subgenital plate round; gonostipe with Japan, but it differs fromthe latter species in the antenna
(cid:1) 5(cid:1)22(cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) ActaZootaxonomica Sinica 动物分类学报(cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) Vol. 33(cid:1) No. 3
strongly enlarged at subapical part, the abdomen and for the specimens collected from Haichen, Liaoning
hind femur entirely black, the abdominal tergites Province, China, and to Prof. ZHANG Shao(cid:1)Bing of
distinctly microsculptured, the basal 4(cid:1)5 of hind tibia our labfor taking photos.
white, each basitarsus pale brown, OOL(cid:2)POL(cid:2)OCL=
REFERENCES
18(cid:2)11(cid:2)8, the dorsal side of vein C in forewing largely
darkbrown, the vein R+ M almost as long as the first Gussakovskij, V. V. 1935. Faune de I#URSS, Insectes Hymenopteres,
Vol. I. Chalastogastra. Acad. Sci. URSS, Moscou, Leningrad.
part of vein Rs, the upper margin of cell 2Rs much
Muche, W. H. 1977. Die Argidae von Europa, Vorderasien und
shorter than the lower margin (In abelivora, the antenna
Nordafrica(mit Ausnahme der Gattung Aprosthema) (Hymenoptera,
feebly enlarged toward apex, the abdomen and hind Symphyta). Entomol. Abh., 41 (suppl.): 23(cid:1)59.
femur with distinctwhite maculae, the abdominal tergites Nie, MandWei, M(cid:1)C2008. One newspecies ofthegenus Arge Schrank
polished and without microsculpture, the basal half of from China (Hymenoptera, Argidae). Acta Zootaxonomica Sinica, 33
(1): 180(cid:1)183. [聂(cid:1) 梅, 魏美才, 2008. 中国三节叶蜂属一新种
hindtibia white, each basitarsus blackish brown, OOL(cid:2) (膜翅目, 三节叶蜂科). 动物分类学报, 33 (1): 180~ 183]
POL(cid:2)OCL= 9(cid:2)11(cid:2)7, the vein C in forewing pale Okutani, T. 1956. New sawfliesfromJapan. (Studies onSymphyta ∃).
brown, the vein R+ M half as long as the first part of InsectaMatsumurana, Sapporo, 20 (3(cid:1)4): 97(cid:1)99.
vein Rs, the upper margin of cell 2Rs distinctly longer Pasteels, J. 1953. Prodromesd#unefaunedes Tenthredinoidea del#Afrique
noire. I. Argidae. Mem. Soc. Ent., Belg., Brussels, 26: 1(cid:1)128.
than the lower margin). This new species can be
Saini, M. S. andThind, A. S. 1995. RevisionofgenusArge Schrankfrom
recognizedfrom other known species of Arge Schrank by India. Dtsch. Ent. Z., N. F., 42 (1): 71(cid:1)111.
the upper margin of cell 2Rs distinctly longer than the Smith, D. R. 1989. ThesawflygenusArge (Hymenoptera: Argidae) inthe
lower margin, head behind eyes strongly dilated, the WesternHemisphere. Trans. Amer. Ent. Soc., 115: 83(cid:1)205.
Takeuchi, K. 1939. SymphytaofJapanese Empire %. Tenthredo, 2: 393(cid:1)
supraclypea ( face) with distinct middle carina, the
439.
abdominal tergites distinctly microsculptured, body black Wei, M(cid:1)C1997. Tenthredinidae(%). In: Yang, X(cid:1)K(ed.), Insects of
with bronze tinge, the hind tibia white at basal 4(cid:1)5 and theThree Gorge Reservoir Area of YangtzeRiver. Chongqing Press,
blackatapical 1(cid:1)5. Chongqing. 1565(cid:1)1616.
Wei, M(cid:1)C, Nie, H(cid:1)Y and Taeger, A. 2006. Sawflies (Hymenoptera:
Etymology. The new species is named after its
Symphyta) of China(cid:1)checklistandreview ofresearch. In: Blank, S.
unique character, that is, the upper margin of cell 2Rs M., Schmidt, S. and Taeger, A. (eds.), RecentSawflyResearch:
distinctly shorter than the lower margin. SynthesisandProspects. Goecke&Evers, Keltern. 704pp.
Wei, M(cid:1)C and Wen, J 1997. Six new species of Arge Schrank
Acknowledgements(cid:1) Theauthor is verygrateful toMr.
(Hymenoptera: Argidae) fromChina. Entomotaxonomia, 19 (Suppl.):
CHEN Tian(cid:1)Lin of Haicheng Forest Protection Station, 25(cid:1)34.
中国三节叶蜂属一新种 (膜翅目, 三节叶蜂科)
魏美才
中南林业科技大学昆虫系统和进化生物学实验室(cid:1) 长沙(cid:1) 410004, E(cid:1)mail: [email protected]
摘(cid:1) 要(cid:1) 记述采自中国辽宁的三节叶蜂科 1 新种: Arge 褐色, R+ M脉几乎等长于 Rs脉第1段, 2Rs室上缘显著短
reversinervis sp. nov.。新种隶属于三节叶蜂属 rustica(cid:1)metallica 种 于下缘。新种后头强烈膨大, 前翅 2Rs室上缘显著短于下
团, 并与分布于日本的Arge abelivora Okutani 近似, 但新种触 缘, 腹部背板具明显刻纹, 颜面具中纵脊, 体具铜色光泽,
角亚端部强烈膨大, 腹部和后足股节全部黑色, 腹部背板具 可与同属已知各种鉴别。模式标本保存于中南林业科技大学
明显的微细刻纹, 后足胫节基部 4(cid:1)5黄白色, 各足基跗节大 模式昆虫标本室。
部浅褐色, OOL(cid:2)POL(cid:2)OCL= 18(cid:2)11(cid:2)8, 前翅 C脉背侧大部暗
关键词(cid:1) 膜翅目, 三节叶蜂科, 三节叶蜂属, 新种, 中国.
中图分类号(cid:1) Q969(cid:2)542(cid:2)4