A review of Australian long-horned caddisflies in the Oecetis pechana-group (Trichoptera: Leptoceridae), with descriptions of thirteen new species
Author
Wells, Alice
text
Memoirs of Museum Victoria
2006
2006-12-31
63
2
107
128
https://museumsvictoria.com.au/collections-research/journals/memoirs-of-museum-victoria/volume-63-issue-2-2006/pages-107-128/
journal article
10.24199/j.mmv.2006.63.13
1447-2554
8064969
Oecetis searica
sp. nov.
Figures 49, 50, 73
Material examined.
Holotype
.
Male
,
Qld
,
Searyʼs Creek Rainbow Beach
,
25°58'S
,
153°04'E
,
6 Jan 1986
,
G. Theischinger
(
NMV
T-18845
, on slide).
Paratypes
.
3 males
, same locality and collector as for holotype,
6 Dec 1984
(
NMV
, 1 on slide)
.
Diagnosis.
One of the species with scales on the male forewing, but distinguished from others by the medium length paramere in the phallus strongly arched dorsally and elongate inferior appendages which, in lateral view, are rod-like, taper gradually toward the apex and lack a dorsal lobe.
Description
. Male. Wings with short hair on veins, forewing with a patch of scales.Anterior wing length, 4.3 mm. Abdominal segment IX broader dorsally, with pronounced lateral lobes, segment X triangular in dorsal view. Genitalia, see figs 49, 50. Pre-anal appendages longer than wide. Phallus about length of 1.5 abdominal segments; paramere strongly arched dorsally. Inferior appendages clasper-shaped in ventral view, stout basally, narrow distally, rounded apically, in lateral view elongate, with length almost 4 times as long as basal width, tapered distally, without basi-dorsal pocket.
Distribution.
Known only from the
type
locality in north-eastern Qld.
Etymology
. Named for the
type
locality.