Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
| www.biodiversitylibrary.org
Transcription
MacLean
1967
Insect samples - sex ratio
15 July
Material removed from 25 can
traps at tanglefoot site #1:
(counted 19 July and saved)
♂
♀
Tipula
1603
426
Prionocera
10
1
Pedicia
474
130
Material hand picked from tuna
surface:
♂
♀
Tipula
181
61
Pedicia
103
3
Prionocera
4
3
Vacuum sample:
♂
♀
Tipula
17
1
18 July
From tanglefoot 1 can traps:
♂
♀
Tipula
87
45