table of contents 
Taken together, the Pristionchus – beetle association provides a powerful tool for studying …
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Table 1
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Frequencies of Pristionchus isolates on beetles.
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Beetle species
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No. of individuals
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Pristionchus species
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P. aerivorus
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P. pseudaerivorus
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P. marianneae
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P. pauli
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P. uniformis
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P. pacificus
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P. entomophagus
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P. americanus
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Scarabaeidae:
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|
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Phyllophaga spp.
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621
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57 (9.2%)
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46 (7.4%)
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25 (4%)
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1(0.2%)
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-
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1 (0.2%)
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2 (0.4%)
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1(0.2%)
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Popilia japonica
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136
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15 (11%)
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1 (0.7%)
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18 (13.2%)
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1 (0.7%)
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-
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-
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-
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-
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Cyclocephala lurida
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49
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5 (10.2)
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23 (46.9%)
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-
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-
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-
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1 (2%)
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-
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-
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A. solstitiale
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8
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3 (37.5%)
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-
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1 (12.5%)
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-
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-
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-
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-
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-
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Polyphylla variolosa
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6
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-
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-
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-
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2 (33%)
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-
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-
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-
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2(33%)
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Maladera castanea
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62
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3 (4.8%)
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-
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-
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-
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-
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-
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-
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-
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Diplotaxis spp.
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25
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-
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1 (4%)
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-
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-
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-
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-
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-
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-
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Serica sericea
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74
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-
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-
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1 (1.4%)
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-
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-
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-
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-
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-
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Lichnanthe vulpina
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60
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-
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-
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-
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22 (36.7%)
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-
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-
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-
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-
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Hoplia equina
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11
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-
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-
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-
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9 (81.9%)
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-
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-
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-
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-
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Anomala orientalis
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50
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-
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-
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-
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-
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-
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1 (2%)
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-
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-
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Aphodius spp.
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82
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-
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-
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-
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-
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-
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-
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-
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-
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Onthophagus spp.
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6
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-
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-
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-
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-
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-
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-
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-
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-
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Ateuchus histeroides
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6
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-
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-
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-
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-
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-
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-
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-
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-
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Chrysomelidae:
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L. decemlineata
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110
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-
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-
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-
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-
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42 (38.2%)
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-
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-
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-
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Hydrophilidae:
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Hydrophilus spp.
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39
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-
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-
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-
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-
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-
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-
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-
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-
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Herrmann et al. Frontiers in Zoology 2006 3:14 doi:10.1186/1742-9994-3-14
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Table 2
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Morphometric measurements of the Pristionchus species
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P. aerivorus (Cobb in Meirill & Ford 1916)
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P. aerivorus RS 5106
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P. pseudaerivorus RS 5139
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P. marianneae RS 5108
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P. paulii RS 5130
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P. americanus RS 5140
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females
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males
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females
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males
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females
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males
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females
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males
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females
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males
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females
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males
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L
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1500
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800
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1494 (1265–1683)
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992 (868–1101)
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1715 (1496–1934)
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1128 (850–1333)
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1277 (983–1496)
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878 (761–983)
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1437 (1077–1809)
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1018 (972–1069)
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1207 (882–1510)
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1103 (938–1392)
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L'
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1305
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712
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1281
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863
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1542
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1028
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1113
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795
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1240
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908
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1042
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989
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(1045–1464)
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(746–943)
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(1306–1731)
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(779–1212)
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(836–1290)
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(689–896)
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(898–1619)
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(851–950)
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(749–1329)
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(820–1282)
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mbd
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88.5
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80
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97(71–122)
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68(51–80)
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139(119–158)
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97(72–114)
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83(67–99)
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54(51–57)
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94(77–121)
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64(53–69)
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118(92–141)
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92(73–125)
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sl
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12
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7,2
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7(4.9–9.3)
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5.6(4.2–7.6)
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7.9(6.9–9.3)
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6.7(5.4–7.8)
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8.4(7.6–9.6)
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7.5(6.1–10.2)
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9.6(7.8–11.5)
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8.9(7.0–10.1)
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11.6(10.1–14.7)
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8.1(6.1–11)
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sd
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8(7–10)
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6(4–9)
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8(7–9)
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8(6–8)
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8(7–10)
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7(6–7)
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7(6–9)
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7(7–8)
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9.3(6.9–12.8)
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8.2(6.8–10.4)
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Pl
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180
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120
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176(168–184)
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153(144–159)
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193(183–198)
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174(160–188)
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176(157–189)
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154(142–163)
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208(184–229)
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184(172–191)
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181(163–199)
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176(160–190)
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cl
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133.5
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88
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106(98–112)
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92(83–97)
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113(106–118)
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101(89–112)
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108(99–115)
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91(80–96)
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138(119–147)
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116(111–122)
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112(101–121)
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107(90–115)
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c/p
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73.8
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73.3
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60(58–62)
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60(52–63)
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60(58–61)
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58(55–60)
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61(59–63)
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59(56–62)
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67(62–77)
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63(61–66)
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62(59–64)
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61(57–64)
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mbbd
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33(29–36)
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23(20–26)
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32(29–36)
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26(22–29)
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33(28–36)
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25(23–27)
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33(27–41)
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27(25–30)
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30(27–33)
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24(21–28)
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tbd
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31(27–35)
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23(21–26)
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36(30–44)
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29(23–32)
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28(24–34)
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22(20–24)
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33(25–43)
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27(23–30)
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32(28–38)
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28(24–30)
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ae-v
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765
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667(592–763)
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837(754–883)
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639(473–751)
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731(583–885)
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605(379–788)
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rl
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51(47–58)
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44(41–48)
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45(35–56)
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44(35–48)
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43(37–49)
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38(35–42)
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40(33–46)
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36(31–44)
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43(31–53)
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43(33–54)
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abd
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39
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36.8
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39(34–48)
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36(33–39)
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49(44–53)
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51(44–58)
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38(33–41)
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40(39–41)
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40(32–49)
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42(37–47)
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46(38–55)
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46(35–59)
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spic
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55.2
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57(52–62)
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60(50–68)
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52(46–55)
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50(40–58)
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50(46–57)
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gub
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18.4
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25(24–26)
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25(23–29)
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25(23–30)
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24(17–29)
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22(20–24)
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Legend: L: total length; L': head to anus; mbd: max body diameter; sl: stoma length; sd: stoma diameter; pl: pharynx length; cl: corpus length; c/p: corpus length/pharynx length in %; mbbd: median bulb diameter; tbbd: terminal bulb diameter; ae-v: head to vulva; rl: rectum length; abd; anal body diameter; spic: spiculum length; gub: gubernaculum length; measurements are given in μm; average in front of and minima/maxima in parenthesis.
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Herrmann et al. Frontiers in Zoology 2006 3:14 doi:10.1186/1742-9994-3-14
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rating: 7.33 from 3 votes | updated on: 16 Nov 2007 | views: 857 |
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