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Tytuł:
Ant Faunal Diversity of Bibhutibhushan Wildlife Sanctuary, North 24 Parganas, West Bengal, India
Autorzy:
Saha, Sumana
Roy, Tamoghna
Raychaudhuri, Dinendra
Powiązania:
https://bibliotekanauki.pl/articles/1065086.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Ant Fauna
Bibhutibhusan Wildlife Sanctuary
Functional groups
New Record
Opis:
The present study unfolds the diversity of ants of Bibhutibhushan Wildlife Sanctuary, North 24 Parganas, West Bengal, India. A total of 22 species under 13 genera distributed over 5 subfamilies could be recorded. These include three newly recorded species namely Leisiota frauenfeldi (Mayr) (Formicinae), Crematogaster (Acrocoelia) hodgsoni Forel (Myrmicinae) and Brachyponera nigrita Emery (Ponerinae) from the state and nearly 90.5% of the reported species are new for the district (marked*). Analysis of their zoogeographical distribution reveals that the fauna apart from being Oriental also includes some Palaearctic (72.73%), Australian (13.63%) and Ethiopian (4.54%) elements. The dominant functional group is constituted by the Subordinate Camponotini (36.37%) followed by Generalized Myrmicinae (22.73%), Tropical Climate Specialist (13.63%), Specialist Predator (9.09%), Opportunist (9.09%) and Dominant Dolichorinae (9.09%). Ants are mostly prevalent during Monsoon (81.82%), followed by Postmonsoon (68.18%) and Premonsoon (50.00%). Two species namely Camponotus (Tanaemyrmex) compressus (Fabricius) and Oecophylla smaragdina (Fabricius) are recorded throughout the year. Ranking sequence of the most abundant species in descending order is: Camponotus (Tanaemyrmex) compressus (15.01%) = Oecophylla smaragdina (15.01%) > Crematogaster (Acrocoelia) hodgsoni (12.91%). Camponotus (Tanaemyrmex) compressus and Oecophylla smaragdina are the most dominant species. Data also reveals that both core and buffer zones conjointly offer a better combination of habitat requirement, as 12 species are common in both the zones. Highest no. of species are recorded from leaf litter and ground combined together (22 species) and 6 species are arboreal in nature. Shannon’s Diversity Index (α diversity) and Simpson’s Diversity Index both are higher in buffer zone. This reflects the habitat exploitation efficiency of the encountered species. As per Jaccard Index (β diversity) the similarity value of both the zones is only 0.55.
Źródło:
World Scientific News; 2019, 120, 2; 81-110
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Anecdote of spiders and their model ants of Bibhutibhusan Wildlife Sanctuary, N-24 Parganas, West Bengal
Autorzy:
Saha, Sumana
Roy, Tamoghna
Raychaudhuri, Dinendra
Powiązania:
https://bibliotekanauki.pl/articles/1066284.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Bibhutibhusan Wildlife Sanctuary
Mimicry
Model Ants
Myrmecomorphy
Salticid Spiders
West Bengal
Opis:
Our study on ant diversity of Bibhutibhusan Wildlife Sanctuary, N-24 Parganas, West Bengal during the period, August 2017-July 2018, unfolded wonderful Batesian and Wasmannian mimicry (chemical mimicry) between model ants Tetraponera rufonigra (Jerdon) and its sibling T. allaborans (Walker), Oceophylla smaragdina (Fabricius) and salticid spiders of the genus Myrmarachne Macleay. Siblings of Myrmarachne encountered are M. plataleoides O. P. Cambridge, M. maratha Tikader and M. orientales Tikader. It is supposed that chemical or Wasmannian mimicry enables species with ant-like pheromones to live in close contact with ants. The members of spider Myrmarachne that resemble the aggresive weaver ant Oceophylla smaragdina, with which they live in close contact, also show chemical resemblance. Further, by mimicking the ants they gain protection from predators. Since weaver ants have a painful bite and also taste bad, this strategy appears to be successful. Though these spiders mimic the weaver ants very well, they are known to stay away from them. They weave a thin web on the leaves, hide under their webbing and ambush their prey. Present communication attempts to discuss the morphological and structural similarities between the mimics and their models. It is worthwhile to mention that such a mimicry is reported for the first time from this part of the country.
Źródło:
World Scientific News; 2019, 130; 181-194
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
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