A revision of Oriental Teloganodidae (Insecta, Ephemeroptera, Ephemerelloidea)
Author
Sartori, Michel
Museum of zoology, Palais de Rumine, Place Riponne 6, CH- 1014 Lausanne, Switzerland. E-mail: michel. sartori @ vd. ch Laboratory of Aquatic Entomology, Florida A & M University, Tallahassee, FL 32307, USA
Author
Peters, Janice G.
Author
Hubbard, Michael D.
text
Zootaxa
2008
2008-12-05
1957
1
1
51
https://biotaxa.org/Zootaxa/article/view/zootaxa.1957.1.1
journal article
10.11646/zootaxa.1957.1.1
11755334
5241137
022AA6BC-851A-4980-9879-060B38FA51A5
Teloganodes
Eaton, 1882
Type
species:
Cloe tristis
Hagen, 1858
by original designation nec
Teloganodes
sensu
Ulmer, 1939
and subsequent authors
=
Macafertiella
Wang
(in Wang & McCafferty), 1996
syn. nov.
(((
tuberculatus
+
kodai
) +
hubbardi
) +
jacobusi
)
Description.
Adult: Forewing (
Figs. 1–2
) long and slender; pterostigmatic area with numerous crossveins reaching subcostal vein; vein MP
2
long, free or connected to MP
1
and CuA by crossveins; cubital field with one long intercalary vein and 1–3 smaller ones, all free. Hindwing (
Figs. 3–4
) broad with costal process rounded; 3 longitudinal veins. Mesoscutellum without posterior processes. Claws of all legs dissimilar, one obtuse, the other hooked. In male foreleg, length of tibia ca. 1.3 length of tarsus. Male gonopods 3-segmented (
Figs. 5–6
); second segment shorter than first, and third much reduced. Penis lobes fused except at apex (
Fig. 6
), elongated but shorter than gonopods. Styliger plate distinctly convex (
Figs. 5–6
). Subanal plate of female slightly pointed. Gill socket vestiges visible on abdominal segments II–VI or II–V. Terminal filament absent.
Nymph (
Figs. 120, 123
, 126,129): Body somewhat flattened. Eyes in dorsal position and always brownish orange in late instar male nymphs. Head capsule with long forked setae on lateral margins. Antenna shorter than or as long as head width. Labrum covered with numerous long and feathered setae (
Figs. 16–21
). Femora normal or dilated (
Figs. 59–64
). Gills on abdominal segments II–V or II–VI; gill II with dorsal lamella entire, gills III–IV with dorsal lamella posteriorly incised; gill II through penultimate gill with ventral fibrillae, final gill with dorsal lamella only and with entire margin (Figs. 82–90). Median tubercles on abdominal terga well developed. Posterolateral expansions poorly or well developed. Terminal filament absent.
Egg pear-shaped, chorion lacking attachment structures, one polar cap with epithema; a row of triangular chorionic structures close to the epithema (
Figs. 98–102
).
Species included:
Teloganodes tristis
(
Hagen, 1858
)
(
Sri Lanka
)
Teloganodes dentatus
Navás, 1931
(
India
)
Teloganodes insignis
(
Wang & McCafferty, 1996
)
comb. nov.
(
Sri Lanka
)
Teloganodes tuberculatus
Sartori
sp. nov.
(
Sri Lanka
)
Teloganodes kodai
Sartori
sp. nov.
(
India
)
Teloganodes jacobusi
Sartori
sp. nov
(
Sri Lanka
)
Teloganodes hubbardi
Sartori
sp. nov
.. (
Sri Lanka
)
Distribution.
Sri Lanka
,
India
(restricted to the Western Ghats)