A new species of subgenus Asonicogryllus He, 2019 from Yunnan (Orthoptera: Gryllidae: Gryllinae)
Author
Xu, Jing-Yi
0000-0003-4630-8476
https: // orcid. org / 0000 - 000 3 - 4630 - 8476
Author
Liu, Yi-Jiao
0000-0002-2169-5628
https: // orcid. org / 0000 - 0002 - 2169 - 5628
Author
Li, Shi-Yu
0000-0002-5218-9744
https: // orcid. org / 0000 - 0002 - 5218 - 9744
Author
He, Zhu-Qing
Museum of Biology, School of Life Sciences, East China Normal University, Shanghai 200241, China.
text
Zootaxa
2021
2021-09-21
5040
2
238
246
journal article
10.11646/zootaxa.5040.2.4
1175-5326
5531315
AE55101A-8335-4C92-99D0-64EA919FAF59
Loxoblemmus
(
Asonicogryllus
)
bronzus
He
sp. nov.
ffiů濯Dz
Figs 1–5
Holotype
: male,
CHINA
,
Yunnan
,
Dehong
,
Ruili
(
E 97.86
N 24.02
),
26-iv-2018
, coll.
He Zhu-Qing.
Paratypes
:
3 females
&
2 males
, same data as holotype
;
1 female
,
CHINA
,
Yunnan
,
Dehong
,
Longchuan
(
E 97.79
N 24.18
), Alt.
1600 m
,
10-vi-2018
, coll.
Bi Wen-Xuan.
FIGURE 4.
Loxoblemmus
(
Asonicogryllus
)
bronzus
in live.
A.
hatchling;
B.
nymph;
C.
female;
D.
male.
FIGURE 5.
Oscillograms of
Loxoblemmus
(
Asonicogryllus
)
bronzus
calling song.
FIGURE 6.
Asonicogryllus kwanghua
:
A. male; B. female; C. male head in front view; D. male head in lateral view.
Description.
Male. Head: shining, vertex little protruding, frontal rostrum flat, 2 times as wide as the 1st antennal joint, median ocellus lower than lateral ocelli, maxillary palpi normal (
Fig. 2
CDE); Thorax: pronotum setose, anterior and posterior margin almost straight, without border between disc and lateral lobes, one oval tympanum on outside of foretibia and one small tympanum on inner side (
Fig. 2
FG); forewings well developed, 2–2.5 times as long as pronotum (Fig. A). Hind tibia with 5 pairs of dorsal spines, three inner apical spurs and three outer spurs (
Fig. 2 H
), epiproct normal (
Fig. 2 I
). Genitalia: posterior epiphallic lobes elongate and apically little curved upwards, mesal posterior epiphallus protruding but little concave in middle, posterior edge of ectoparameron large and swollen; as long as posterior epiphallic lobes (
Fig. 3
ABC).
Female.
Similar to male; forewing 1.5 times the length of pronotum (
Fig. 2 B
), ovipositor long and straight (
Fig. 2 J
).
Coloration.
Hatchlings: head light yellow and antennae white (
Fig. 4 A
).
Nymphs: posterior part of head with a white stripe, antennae white with black apex (
Fig. 4 B
).
Adults: almost black, forewing brown (
Fig. 4
CD).
Etymology.
The name
bronzus
is used to emphasize the color of its forewings.
Measurements (in mm).
Male: body length 12.02–13.06, pronotum length 2.59–2.88, hind femur length 6.80–7.40, forewing length 6.01–6.38
Female: body length 11.87–13.32, pronotum length 2.54–2.80, hind femur length 6.74–7.05, forewing length 3.57–3.63, ovipositor length 6.61–7.17.
Song.
The song rate is about 98 pulse groups/minute. One pulse group consists of 9.029±1.243 pulses. The duration of pulse group is 0.419±
0.068s
. The interval of pulse group is 0.205±
0.032s
, as in
Fig. 5
.
Distribution.
China
(
Yunnan
).