The Helicopsyche (Feropsyche) (Insecta, Trichoptera, Helicopsychidae) from Barro Colorado Island, Panama
Author
Johanson, Kjell Arne
text
Zootaxa
2003
283
1
12
journal article
10.5281/zenodo.157029
aba28cae-a8bc-4fb7-98bd-5bd284ccc89d
11755326
157029
Key to the males of
Helicopsychidae
from Barro Colorado Island
1 Postantennal setal warts strongly enlarged and larger than the cephalic setal warts in
lateral view (fig. 42A in
Johanson 2002
); cephalic setal warts anteriorly swollen and separate from head capsule (fig. 42A in
Johanson 2002
)
................
H. tuxtlensis
Bueno
Postantennal setal warts much smaller than the cephalic setal warts; cephalic setal warts not swollen anteriorly and fused with head capsule along its length .................. 2
2 Xth tergum with row of megasetae starting proximally on the segment; gonocoxite strongly sickleshaped; basimesal lobe tuboid; phallus uniformly curving ventrally along its length .................................................................................
H. vergelana
Ross
Xth tergum with megasetae present only on mid and distal part of the segment (
Figs 5
,
13
); gonocoxite shape different (
Figs. 4
,
12
); basimesal lobe coneshaped (
Figs 6
,
14
); phallus strongly curving ventrally at midlength (
Figs 7
,
15
) ....................................... 3
3 Gonocoxite sharply incised toward basimesal lobe (
Fig. 12
); gonocoxite with basimesal lobe very long (
Fig. 12
); gonocoxite sharply triangular (
Fig. 12
); posterior margin of gonocoxite with prominent processes (
Fig. 12
) .................................
H. fridae
sp.n.
Gonocoxite widely incised toward basimesal lobe (
Fig. 4
); posterior margin of gonocoxite with row of prominent processes (
Fig. 4
) or processes are lacking ................. 4
4 Gonocoxite (
Fig. 4
) parallelogramshaped, and with row of processes at posteroventral margin; basimesal lobe (
Fig. 6
) with smooth lateral and median margins, and bearing about three stout megasetae
....................................................................
H. woldai
sp.n.
Gonocoxite widens slightly distally; posteroventral margin without processes; basimesal lobe with irregular median and lateral margins associated with numerous setae and no stout megasetae .................................................................................
H. incisa
Ross