Bombardier beetles of genus Brachinus Weber, 1801 (Carabidae: Brachininae Brachinini) from India
Author
Akhil, S. V.
Entomology Research Lab, P. G. & Research Department of Zoology, St. Joseph’s College (Autonomous), Devagiri, Calicut, Kerala, 673008, India
Author
Divya, M.
Entomology Research Lab, P. G. & Research Department of Zoology, St. Joseph’s College (Autonomous), Devagiri, Calicut, Kerala, 673008, India & divyamanikandan 123 @ gmail. com; https: // orcid. org / 0000 - 0003 - 4594 - 5991
Author
Sabu, K. Thomas
Entomology Research Lab, P. G. & Research Department of Zoology, St. Joseph’s College (Autonomous), Devagiri, Calicut, Kerala, 673008, India & sabukthomas @ gmail. com; https: // orcid. org / 0000 - 0002 - 8701 - 0484
text
Zootaxa
2020
2020-07-20
4816
4
576
600
journal article
10.11646/zootaxa.4816.4.7
1175-5326
3954685
5154FD08-0AED-4826-A275-37AA9FBF4874
Brachinus andamanensis
Tian & Deuve, 2015
Brachinus andamanensis
Tian & Deuve, 2015: 235
Type
locality.
India
:
Andaman
.
Type
depository.
MNHN
.
Specimen examined.
No specimens seen, description summarized from
Tian & Deuve (2015)
.
Description.
Length 15.0 mm. Head, pronotum, scutellum and elytra brownish black; two reddish yellow spots on the frons; antennae with segments 1–4 light reddish brown, remaining segments dark brown; legs dark reddish yellow.
Head with frons and vertex smooth, neck punctated and wrinkled; eyes only slightly protruding; antennae reaching the middle of elytra, with segment 3 longer than segments 1 and 2 combined.
Pronotum smooth, disc convex, glabrous; basal and apical margins straight without sinuation, apical margin with anterior projection on lateral sides; disc laterally with anterior three-fourths convex and posterior fourth straight, hind angles almost forming a right angle, blunt, not projecting laterally; median groove shallow, deep and wide just before base; anterior and posterior sulcus deep, well impressed; lateral beads broad.
Elytra with humerus obsolete, base narrowed, widest just before apex; apex obliquely truncate, rounded, not forming any re-entrant angle; elytra smooth with dense setae along the lateral and apical portion of disc, with central region of disc less pubescent.
Distribution.
INDIA
: Andaman Islands.
Remarks.
This species is recorded only from the Andaman Islands (
India
), which are distant from the Indian mainland. It is different from all other Indian
Brachinus
with the presence of two reddish yellow spots on frons (head).