DC医学资料法医昆虫学

1、1会计学DC医学资料法医昆虫学医学资料法医昆虫学23456亞麻蠅 House Fly (Parasarcophage sp.) Source: Hong Kong Insects (2007) (Friends of the Country Parks & Cosmos Books Ltd)Genus name Species name7金蠅 Blow Fly (Chrysomya sp.) Source: Hong Kong Insects (2007) Source: Hong Kong Insects (2007) (Friends of the Country Parks &a

2、mp; Cosmos Books Ltd)Genus nameSpecies name8南亞寡鬃實蠅 Pumpkin Fruit Fly (Bactrocera tau)Source: Hong Kong Insects (2007) (Friends of the Country Parks & Cosmos Books Ltd)Genus nameSpecies name9Source: .au (Pests and Diseases Image Library) Chrysomya megacephala (紅頭麗蠅) (Bluebottle

3、)1011Pupa6-10 mmEgg2-3 mmLife Cycle of a Blow Fly(Complete Metamorphosis)NOT TO SCALEAdultLarva1st instar2-4 mm2nd instar5-8 mm3rd instar10-15 mmSource: /12Remarks: 1st instar 1 slit within each spiracle2nd instar 2 slits within each spiracle3rd instar 3 slits withi

4、n each spiracle A maggot (larval stage)Posterior blunt part (spiracles for breathing)Anterior pointed part(mouth for eating)Two spiracles (each with 3 slits) 3rd instar 13The puparial case is usually oval in shape and changes colour over time. The colour of the puparial case of different blow fly sp

5、ecies varies. 14Source: http:/ (SIRCHIE)1516171819202122232425262728293031323334353637383940414243444546Table 1aLucilia sericataADH of the 13 hours(13th Oct., 00:00 -13:00)47Table 1bChrysomya megacephalaADH of the 13 hours(13th Oct., 00:00 -13:00)48Maggots reared in the laboratory since 13th Oct 200

6、9Day and Time of Adult Emergences Number Species of blow fliesCollected as pupae 21st Oct 2009 (13:00)12Lucilia sericataCollected as larvae (3rd late instar) 29th Oct 2009 (03:21) 12Chrysomya megacephala49Stage Development Time (h)ADHEgg hatch 183061st instar-2nd instar305102nd instar-3rd instar7212

7、24Late 3rd instar1442448Pupation adult emergence2343978Source: J. D. Wells, H. Kurahashi. Chrysomya megacephala (Fabricius)(Diptera: Callipohoridae) development: rate, variation and implications for forensic entomology, Japanese Journal of Sanitary Zoology, 45(4):303-309.50Stage Development Time (h)

8、ADHEgg hatch 11.82001st instar-2nd instar203402nd instar-3rd instar20340Late 3rd instar17.1290Pupation adult emergence2594400Total ADH (egg adult fly)(5570)515253545556575859Lucilia sericata606162636465666768Calculation of ADH from 13th Oct. (13:00) to 7th Oct. (08:00):388.8 x (y)/24 + (352.8 + 357.

9、6 + 313.2 + 302.4 + 297.6 + 219.05) ADH = 2102 ADHy =16(i.e. Chrysomya megacephala laid eggs on the corpse on 7th Oct. (08:00)697071727374757677787980Stage Development Time (h)ADHEgg hatch 183061st instar-2nd instar305102nd instar-3rd instar721224Late 3rd instar1442448Pupation adult emergence2343978Source: J. D. Wells, H. Kurahashi. Chrysomya megacephala (Fabricius)(Diptera: