2011 48 2 397 403 * 100093 Bombus hypocrita 2 099. 40 ± 112. 26 μm 212. 86 ± 12. 51 μm 3 861. 43 ± 137. 86 μm 10 11 Antennal sensilla of Bombus hypocrita Hymenoptera Apidae worker observed under scanning electron microscopy LUO Shu-Dong AN Jian-Dong PENG Wen-Jun LI Ji-Lian HUANG Jia-Xing WU Jie Institute of ApicultureChinese Academy of Agricultural SciencesKey Laboratory for Biology of Insect-Pollinator Ministry of AgricultureBeijing 100093 Abstract Antennal morphology and sensilla of Bombus hypocrita workers were observed under scanning electron microscopy. The results show that the antenna is made up of three parts scapepedicel and a 10 segmented flagella the respective lengths of which were 2 099. 40 ± 112. 26 μm 212. 86 ± 12. 51 μm and 3 861. 43 ± 137. 86 μm. 11 types of sensillum were observed on the antennae sensilla placodeasensilla ampullaceoussensilla campaniformiasensilla basiconcasensilla coeloconicasensilla trichodeasensilla chaoticbud-like sensillafingerlike sensilla sensilla margin and setae. This is the first report of bud-like and finger-like sensilla in the Hymenoptera. Key words Bombus hypocriteantennasensillaultrastructure sensilla placodea sensilla trichodea sensilla chaetica sensilla basiconic CO 2 Schneider and Seibt1969 Clyne et al. 1997 2000 10 1989 * nyhyzx07-041 E-mail shudongluo@ 126. com E-mail apis@ vip. sina. com 2010-07-10 2010-12-09
398 48 10 h S - 570 1989 2004 12 kv 1. 3 250 15 Schneider Williams et al. 2008 1964 Chinta 1997 1. 4 115 Williams et al. 10 2010 SPSS 16. 0 Bombus hypocrita 2 2010 scapesc pedicelpe flagellomeresfl 3 Ⅰ 1 2008 1 990. 60 ± 148. 88 μm 213. 42 ± 12. 01 μm3 10 Ⅰ 1 444. 29 ± 21. 77 μm 337. 14 ± 15. 36 μm 425. 71 ± 33. 54 μm 401. 43 ± 30. 45 μm 367. 14 ± 23. 38 μm 358. 57 ± 20. 70 μm 367. 14 ± 22. 39 μm 364. 29 ± 19. 34 μm 358. 57 ± 18. 38 μm 437. 14 ± 15. 36 μm 1 3 10 1 2 4 1 3 10 5 6 1. 1 7 8 9 2008 4 50% 11 sensilla placodeaspl sensillum ampullaceum 29 ± 1 60% ± 5% 1. 2 sensillum coeloconicasco sensilla 10 trichodeastr sensilla chaoticsch bud-like sensillasbl margin 70% sensillasma finger-like sensilla 10 ssfl setaes 80% Sam sensilla campaniformiasca sensilla basiconicumsba 10 90% 95% 100% 25 Ⅰ 2
2 399 2. 1 B D Ⅰ 3 14. 65 ± 0. 29 2. 5 μm 8. 64 ± 1. 84 μm 3 20 ~ 30 Ⅰ 7 1. 63 ± 0. 18 μm 2. 59 ± 0. 16 μm 2. 6 3 A 2. 2 Ⅰ 9 B Ⅰ 8 C Ⅰ 8 A 1. 80 ± 0. 10 μm Ⅰ 4 B A 2. 3 2 A C 1 2 A 11. 31 ± 6. 13 μm 2. 95 ± 1. 33 μm 1. 68 ± 0. 77 μm Ⅰ 5 3 10 2. 7 2. 4 A B C D 4 Ⅰ 9 Ⅰ 6 A 2. 8 S B A Ⅰ 10 90 2. 9 C 90 1. 22 ±
400 48 0. 11 μm Ⅰ 11 2. 10 Ⅰ 11 2004 2. 5 μm 0. 75 2. 11 Ⅰ 12 3 Schneider 1964 2004 1995 2000 2007 2008 2009 Alaams and Mustaparta1991 1993 2009 1995 2004 1989 10 C nsoli et al. 1999 Ochieng et al. 2000 2004 Bleeker et al. 2004 11
2 401 2009 2 1989.. 32 166 169. Ochieng SAPark KCZhu JWBaker TC2000. Functional 2 morphology of antennal chemoreceptors of the parasitoid Microplitis croceipes Hymenoptera Braconidae. Arthropod Struct. Dev. 29 231 240. 1989. 3. 27 55 59. 2009.. 34 184 188. 2004.. 12 300 305. 2009.. 52 39 45. 2000.. 37 179 182. Schneider D1964. Insect antennae. Annu. Rev. Ent. 9 References 103 122. Alaams TJMustaparta H1991. Helionthis virescens Schneider DSeibt U1969. Sex pheromone of the queen Response characteristics of receptor neusrons in sensilla trichodea Type 1 and 2. J. Chem. Ecol. 17 953 972. butterfly electroantennogram 1173 1174. responses. Science164 Williams PH 2010. 2008... 51 946 952. 21 1542 1550. Bleeker MAKSmid HMvan Aelst ACvan Loon JAVet 2007.. 50 675 681. Louise EM2004. Antennal sensilla of two parasitoid Williams PHAn JDHuang JXYao J2010. BBCI A new wasps a comparative scanning electron microscopy study. Microsc. Res. Tech. 63 266 273. initiative to document Chinese bumble bees for pollination research. J. Apicult. Res. 49 221 222. Chinta SDickens JCBaker GT1997. Morphology and Williams PHCameron SAHines HMCederberg B distribution of antennal sensilla of the tarnished plant bug Rasmont P2008. A simplified subgenerie classification of Lygus lineolaris Palisot de Beauvois Hemiptera the bumblebees genus Bombus. Apidologie39 46 Miridae. Insect Morphol. Embryol. 26 21 26. Clyne PGrant AO Connell RJohn RC1997. Odorant response of individual sensilla on the Drosophila antenna. Invertebrate. Neuroscience3 127 135. C nsoli FLKitajima EWParra JRP1999. Sensilla on the antenna and ovipositor of the parasitic wasps Trichogramma 74. 1993.. 36 385 388. 2008.. 45 405 417. 2004. galloi Zucchi and T. pretiosum Riley Hym.... 21 Trichogrammatidae. Microsc. Res. Tech. 45 313 324. 28. 1995. 2009.. 38 1 7.. 45 72 77.
402 48 Ⅰ PlateⅠ Antennal sensilla of Bombus hypocrita worker observed under scanning electron microscopy
2 403 Ⅰ 1. The general configuration of antenna scapesc pedicelpd flagellumfl 2. The last segment densely covered with sensillums 3. sensilla placodeaspl 4. sensilla campaniformiasca 5. sensilla basiconicumsba 6. sensilla trichodeastr 7. sensilla chaeticasch 8. bud-like sensillasbl 9. bud-like sensilla Sb1 finger-like sensilla Sfl 10. sensilla marginsma 11. sensillum ampullaceumsam sensillum coeloconica Sco 12. setaes.