Entomologists Take into memoir Metal-Blue Colored Ant Species in India

Entomologists have faith described a brand new species of the ant genus Paraparatrechina from Yingku village within the East Siang district of Arunachal Pradesh, northeastern India.

Paraparatrechina neela, holotype worker: (A) head in plump-face watch, (B) body in dorsal watch, (C) body in profile watch. Image credit ranking: Sahanashree et al., doi: 10.3897/zookeys.1203.114168.

Paraparatrechina neela, holotype worker: (A) head in plump-face watch, (B) body in dorsal watch, (C) body in profile watch. Image credit ranking: Sahanashree et al., doi: 10.3897/zookeys.1203.114168.

Paraparatrechina is a genus of on the whole dinky ants, measuring 1-2 mm long, within the subfamily Formicinae.

They’re in most cases repeat within the Afrotropical, Australasian, Indomalayan, Oceanian, and Palearctic biogeographic areas.

They’re repeat in various tropical environments, ranging from rainforests to woodland clearings, and is also repeat in a large spectrum of habitats, ranging from leaf litter on the bottom to excessive up within the veil.

Currently, the genus encompasses 38 staunch species and four staunch subspecies.

The Indomalayan biogeographic region has 14 identified species, while Paraparatrechina aseta was basically the most bright identified species within the Indian subcontinent till now.

Employee specimens belonging to the brand new species of Paraparatrechina were collected from a secondary woodland at an elevation of 803 m (2,635 feet) in Yingku village, which is positioned in East Siang District of Arunachal Pradesh, northeastern India.

“While exploring a tree gap about 3 m (10 feet) up in a steep cattle track within the a ways-off Yinku village one evening, something sparkled within the twilight,” talked about Dr. Dharma Rajan Priyadarsanan from the Ashoka Belief for Research in Ecology and the Ambiance and colleagues.

“With the shadowy light obtainable, two bugs were sucked into an aspirator. To our shock, we later chanced on they were ants.”

“Nestled inner a Himalayan biodiversity hotspot, Arunachal Pradesh’s Siang Valley gifts a world of unparalleled diversity, worthy of it but to be explored,” they talked about.

“Then but again, this very richness, both cultural and ecological, faces unheard of threats.”

“Big-scale infrastructure initiatives esteem dams, highways, and military installations, along with climate change, are all of sudden altering the valley.”

“The impact extends beyond the valley itself, as these mountains play a necessary feature now not simplest in sustaining their possess various ecosystems nonetheless additionally in ensuring the wisely-being of hundreds and hundreds of of us living downstream.”

Named Paraparatrechina neela, the newly-chanced on species is a dinky ant with a full size of now not up to 2 mm.

Its body is predominantly metallic blue, other than for the antennae, mandibles, and legs.

The top is subtriangular with big eyes, and has a triangular mouthpart (mandible) that contains five teeth.

This species has a obvious metallic blue shade that is assorted from every other species in its genus.

“Blue coloration in animals, other than in marine sponges, is a slightly uncommon phenomenon,” the researchers talked about.

“Then but again, there are quite loads of blue species of vertebrates, esteem fish, frogs, and birds, to boot to invertebrates, such as spiders.”

“While blue coloration is well-liked among many bugs, in particular in hymenopterans such as Apoidea, Chrysididae and Ichneumonidae, it’s terribly uncommon in Formicidae.”

“Blue shade in bugs is in most cases produced by the scheme of biological photonic nanostructures rather then pigments, and it has independently advanced in various teams.”

“This keen feature raises difficult questions. Does it aid in dialog, veil, or other ecological interactions? Delving into the evolution of this conspicuous coloration and its connections to elevation and the biology of Paraparatrechina neela gifts an exhilarating avenue for analysis.”

The invention of Paraparatrechina neela is reported in a paper within the journal ZooKeys.


R. Sahanashree et al. 2024. A outstanding new species of Paraparatrechina Donisthorpe (1947) (Hymenoptera, Formicidae, Formicinae) from the Eastern Himalayas, India. ZooKeys 1203: 159-172; doi: 10.3897/zookeys.1203.114168