Bombardier beetles of the genus Pheropsophus Solier 1833 (Carabidae: Brachininae: Brachinini) from Indian subcontinent
Author
Venugopal, Akhil S.
Author
Thomas, Sabu K.
text
Zootaxa
2019
2019-05-17
4608
1
65
89
journal article
21232
10.11646/zootaxa.4608.1.3
c4d067fa-4c56-4248-8084-caf4dd1eea21
1175-5326
3993611
3540218C-34FA-4D91-925A-3E89C6C3A7C1
Pheropsophus prophylax
HELLER, 1903
(
Fig. 2 F
)
Pheropsophus prophylax
Heller, 1903: 247
;
Andrewes, 1930: 275
;
Saha
and Halder, 2000: 33
;
Kirschenhofer, 2010: 60
;
Hrdlička, 2017: 480
.
Specimen examined (n=1)
:
Holotype
, labelled “
India
Or.
Manipur
,
Doherty
, Fry Coll. 1905.100,
Pheropsophus prophylax
Heller H.E. Andrewes
det.”, type in
BMNH
Description.
Length: 18.0–19.0 mm
Colour:
Glossy brownish black; head, pronotum, elytra black; eyes grey; yellowish spot over the epistome; middle of the forehead with a crescent-shaped bright transverse spot; reddish brown border towards pronotum which extends laterally towards the base of eyes; antennal segments 1–2 light reddish brown, 3–4 brownish black and rest dark brown legs with coxa reddish brown; trochanter and femur pale reddish yellow with femur having a dark black ring on the posterior end (apex black); tibia more reddish brown and tarsi brownish; ventral side of head yellowish-brown with gula reddish yellow, gular sutures black; prosternum and mesosternum black while metasternum having reddish yellow patch in the middle.
Head:
Pentagonal, eyes protruding; wrinkled neck; with long supra orbital setae.
Pronotum:
Narrow, longer than wide, anterior a little wider; hind angle obtuse-right; lateral margins convex anteriorly, straight posteriorly; anterior margin concave, posterior straight; surface glabrous (but with two long setae in the center of disc towards the lateral margin); median furrow absent.
Elytra:
Convex with base narrowed, wider towards apex (posterior region just before the apex the widest); humerus obliterate, striations flattened; entirely black without any spots.
Geographical distribution.
INDIA
:
Assam
:
Sibsagar
(
Andrewes 1930
)
;
Arunachal Pradesh
and
Assam
: Dafla Hills (
Andrewes 1930
);
Meghalaya
:
Garo Hills
, Chandkira (
Andrewes 1930
)
;
Manipur
(
Heller 1903
).
Remarks.
Pheropsophus prophylax
is quite similar to
P. aptinoides
from which it differs by black head; long, narrow pronotum. It is endemic to the Indo-Burma hotspot of biodiversity.