Users Online |
Guests Online: 1
Members Online: 0
Total Members: 83
Newest Member: Mohamed Amin
|
Donate |
Please help to make
Online-Keys.net
possible and enable
further improvements! |
|
Key: The European species of Xylophagus (Diptera: Xylophagidae) |
|
Key |
1a |
Basal segment of antenna long, length at least 3x width ![header=[<img src='../../infusions/keys/images/image.gif' style='vertical-align:middle;' alt='' />] body=[Insert Caption by choosing Edit Image Caption<br /><img src='../../infusions/keys/figures/3_xylophagus_ater_ant.jpg' style='vertical-align:middle;' alt='' />] delay=[0] fade=[on]](../keys/images/image.gif) |
|
2 |
b |
Basal segment of antenna short, length less than 2x width ![header=[<img src='../../infusions/keys/images/image.gif' style='vertical-align:middle;' alt='' />] body=[Insert Caption by choosing Edit Image Caption<br /><img src='../../infusions/keys/figures/3_xylophagus_cinctus_ant_rdy.jpg' style='vertical-align:middle;' alt='' />] delay=[0] fade=[on]](../keys/images/image.gif) |
|
4 |
|
2a |
Males: mesonotum finely sculpured, almost shining, with two inconspicuous stripes of golden hairs. Females: mesonotum with three pollinose stripes ![header=[<img src='../../infusions/keys/images/image.gif' style='vertical-align:middle;' alt='' />] body=[Insert Caption by choosing Edit Image Caption<br /><img src='../../infusions/keys/figures/3_X_ater_f_meson_s.jpg' style='vertical-align:middle;' alt='' />] delay=[0] fade=[on]](../keys/images/image.gif) |
Xylophagus ater Meigen, 1804 |
|
|
b |
Mesonotum pollinose, only lateral margins shining. Basal antennal segment very long (length 4x width) |
|
3 |
|
3a |
Frons lustrous ![header=[<img src='../../infusions/keys/images/image.gif' style='vertical-align:middle;' alt='' />] body=[Insert Caption by choosing Edit Image Caption<br /><img src='../../infusions/keys/figures/3_X_kowarzi_frons_s.jpg' style='vertical-align:middle;' alt='' />] delay=[0] fade=[on]](../keys/images/image.gif) |
Xylophagus kowarzi (Pleske, 1925) |
|
|
b |
Upper half of fron matt ![header=[<img src='../../infusions/keys/images/image.gif' style='vertical-align:middle;' alt='' />] body=[Insert Caption by choosing Edit Image Caption<br /><img src='../../infusions/keys/figures/3_x_matsum_frons_s.jpg' style='vertical-align:middle;' alt='' />] delay=[0] fade=[on]](../keys/images/image.gif) |
Xylophagus matsumurae Miyatake, 1965 |
|
|
|
4a |
Mesonotum and 1st tergite pollinose ![header=[<img src='../../infusions/keys/images/image.gif' style='vertical-align:middle;' alt='' />] body=[Insert Caption by choosing Edit Image Caption<br /><img src='../../infusions/keys/figures/3_X_cinctus_meson_s.jpg' style='vertical-align:middle;' alt='' />] delay=[0] fade=[on]](../keys/images/image.gif) |
Xylophagus cinctus (De Geer, 1776) |
|
|
b |
Mesonotum and 1st tergite lustrous |
Xylophagus junki (Szilády, 1932) |
|
|
|
(printable version)
|
|
|