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Wyświetlanie 1-12 z 12
Tytuł:
Round-Headed Boreds (Coleoptera: Cerambycidae) of Dooars, West Bengal – A Compendium
Autorzy:
Saha, Sumana
Raychaudhuri, Dhirendra
Powiązania:
https://bibliotekanauki.pl/articles/1182735.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Cerambycidae
Coleoptera
Dooars
India
West Bengal
Opis:
The longhorn beetles or round headed borers are in their greatest abundance in the tropics. These borers are included within 13 subfamilies that are delineated by their morphological characters, the most primitive being the Prioninae while the rather advanced are Cerambycinae and Lamiinae. Hanks (1999) in his review on the works done during the past 90 years did discuss the informations available only for 81 species. He (op. cit) indicated that the average publication rate is less than one species per year. This paucity of information is reflective of the rarity with which researchers record sufficient detail of the cerambycids. Again, on the other hand, the forests of Dooars in particular are not only rich in animal life forms but also for the wealth of trees. These in turn make an economic return for which silviculture is a regular practice. The quality of such trees (logs) are often assessed by the buyers before bidding. It is needless to mention that the deterioration in the quality is mainly because of the woodborers that usually burrow in the tissues of the woody plants in conditions ranging from alive to moribund to dead and decomposing. However, some species feed within the stems of living herbaceous plants. All such habitat deteriorations other than being natural events are often accentuated because of the plantation practices. Adaptation to such highly variable host plant quality has certainly resulted in a diverse spectrum of cerambycids with tremendous variation in their behaviour and ecology. A sustained management plan therefore demands a thorough and intensive study on these wood borers attacking the trees/timbers/shade trees of tea plantations. The study should involve biodiversity assessment followed by biology. Knowledge on the diversity spectrum along with their associated hosts would essentially form the basic. The work in future days may be extended to biology. Therefore, study on the taxonomic diversity of the cerambycid of Dooars appears imperative in order to develop a sustained management plan against the quality deterioration of the trees/timbers.
Źródło:
World Scientific News; 2017, 68; 1-141
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Litter and ground dwelling spiders (Araneae: Arachnida) of reserve forests of Dooars, West Bengal
Autorzy:
Raychaudhuri, Dinendra
Saha, Sumana
Powiązania:
https://bibliotekanauki.pl/articles/1182830.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Litter & Ground dwelling Spiders; Taxonomy; Distribution; Reserve Forests Dooars; West Bengal; India
Opis:
Litter, one of the forest habitats includes the layer of dead plant materials present on soil surface, comprising the surface litter (L-layer), the partially decomposing layer beneath it (F-layer) and the humus layer (H-layer). It plays a major role in the transfer of energy and nutrients in the forest ecosystem; litter fall data is often used to predict the productivity of ecosystem. The natural forest litter, surface and associated ground with its floral diversity and specialized micro niches support a variety of macro and micro arthropods including spiders through variations in moisture, cover materials, litter depth and structure. A strong correlation between species diversity of ground dwelling spiders and litter habitat is thought to exist because habitat affects spiders through prey availability, temperature fluctuation, moisture content and harborage. Ecological importance of spiders is undeniable as they are abundant predators of other forest litter arthropods. Globally people are laying emphasis on the studies of litter and ground dwelling spiders while India is yet to jump into. It is believed that the monograph is the first comprehensive study on the forest litter and ground dwelling spiders of the reserve forests of Dooars, West Bengal, India.
Źródło:
World Scientific News; 2017, 63; 1-240
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A Treatise on the Jumping Spiders (Araneae: Salticidae) of Tea Ecosystem of Dooars, West Bengal, India
Autorzy:
Roy, Tapan Kumar
Saha, Sumana
Raychaudhuri, Dinendra
Powiązania:
https://bibliotekanauki.pl/articles/1182912.pdf
Data publikacji:
2016
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Dooars
New taxa
Salticidae
Tea Estates
West Bengal
Opis:
The present study is devoted to 23 salticids under 20 genera recorded from the tea estates of Dooars, West Bengal, India. Of these, Cheliceroides brevipalpis is considered as new to science; Cocalus murinus Simon, 1899 and Phaeacius fimbriatus Simon, 1900 are new from India. The former two genera are the first records from the country. While providing diagnosis of the newly recorded genera, description and necessary illustrations of the new species are also provided. Recorded genera and species are suitably keyed together with relevant illustrations. Lyssomanes sikkimensis Tikader, 1967 is considered as the junior synonym of Telamonia festiva Thorell, 1887.
Źródło:
World Scientific News; 2016, 53, 1; 1-66
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Anomala Samouelle, 1819 (Rutelinae: Scarabaeidae) of Buxa Tiger Reserve, Dooars, West Bengal, India. Part – II
Autorzy:
Sarkar, Subhankar Kumar
Saha, Sumana
Raychaudhuri, Dinendra
Powiązania:
https://bibliotekanauki.pl/articles/1075727.pdf
Data publikacji:
2019
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Anomala
Buxa Tiger Reserve
Dooars
India
Redescription
Rutelinae
Scarabaeidae
Opis:
In continuation to Part-I of the discourse, detailed taxonomic account of the remaining 10 species of Anomala Samouelle, 1819 out of the total 20 species recorded from Buxa Tiger Reserve is presented herewith. An identification key of all the species dealt in both Part I & Part II is provided in Part-I. Each of the 10 species dealt in this paper is redescribed, illustrated and supplemented by digital images. A note on the distribution of the recorded taxa is also provided.
Źródło:
World Scientific News; 2019, 118; 17-42
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Anomala Samouelle, 1819 (Rutelinae: Scarabaeidae) of Buxa Tiger Reserve, Dooars, West Bengal, India. Part – I
Autorzy:
Sarkar, Subhankar Kumar
Saha, Sumana
Raychaudhuri, Dinendra
Powiązania:
https://bibliotekanauki.pl/articles/1182810.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Anomala
Buxa Tiger Reserve
Distribution
Dooars
India
Redescription
Rutelinae
Scarabaeidae
Opis:
Taxonomy of Anomala Samouelle, 1819 recorded from Buxa Tiger Reserve, Dooars, West Bengal, India is dealt herewith. Present discourse is the result of long term investigation on insect fauna of the study area carried out by the authors. The current paper presents the detailed taxonomic account of 10 species while rest of the species will be presented in the succeeding issue. Each of the species is redescribed and illustrated, supplemented by digital images. Further, an identification key and a note on the distribution of the recorded taxa is also provided.
Źródło:
World Scientific News; 2017, 65; 94-122
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
On the new sac spiders (Araneae: Clubionidae) of Dooars, West Bengal, India
Autorzy:
Dhali, Dhruba Chandra
Roy, Tapan Kumar
Saha, Sumana
Raychaudhuri, Dinendra
Powiązania:
https://bibliotekanauki.pl/articles/1192065.pdf
Data publikacji:
2016
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
New Sac spiders
Clubiona
Forest reserves
Tea estates
Dooars
West Bengal
India
Opis:
Seven new sac spiders, including one new from India, of the genus Clubiona Latreille, 1804 are recorded from the forest reserves and their adjoining tea estates of Dooars, West Bengal, India. The species are described and illustrated with suitable key.
Źródło:
World Scientific News; 2016, 50; 278-305
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
On the Araneid Fauna (Araneae: Araneidae) of the Tea Estates of Dooars, West Bengal, India
Autorzy:
Roy, Tapan Kumar
Saha, Sumana
Raychaudhuri, Dinendra
Powiązania:
https://bibliotekanauki.pl/articles/1178708.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Araneidae
Dooars
New Male Morphs
New Records
New Species
Tea Estates
West Bengal
Opis:
The present study is devoted to 32 araneid species under 14 genera recorded from the tea estates of Dooars, West Bengal, India. Of these, Cyrtophora bituberculata is considered new to science; while Acusilas coccineus Simon, 1895 is the first record from the country. Hither to unknown male morphs of Cyclosa moonduensis Tikader, 1963 and C. simoni Tikader, 1982 are also reported. Cyclosa krusa Barrion & Litsinger, 1995 though reported from India by Saha et al., 2016, lacks detail description of the Indian representatives. All the species considered new in some way or other are described and suitably illustrated. The recorded genera and species are suitably keyed together with relevant illustrations.
Źródło:
World Scientific News; 2017, 67, 1; 1-67
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
On the Mimela Kirby, 1823 (Rutelinae: Scarabaeidae) of Buxa Tiger Reserve (a forest under biodiversity hot spot zone), Dooars, West Bengal, India
Autorzy:
Sarkar, Subhankar Kumar
Saha, Sumana
Raychaudhuri, Dinendra
Powiązania:
https://bibliotekanauki.pl/articles/1191974.pdf
Data publikacji:
2016
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Mimela
Buxa Tiger Reserve
Dooars
India
Redescription
Opis:
Taxonomic account of Mimela Kirby, 1823 fauna included within the subfamily Rutelinae recorded from Buxa Tiger Reserve, Dooars, West Bengal, India are dealt herewith. Long term faunistic survey by the authors resulted in the present outcome. Each of the species is redescribed and illustrated, supplemented by digital images. For easy identification of the species, a key has also been provided.
Źródło:
World Scientific News; 2016, 50; 95-105
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Spiders (Araneae: Arachnida) of Reserve Forests of Dooars: Gorumara National Park, Chapramari Wildlife Sanctuary and Mahananda Wildlife Sanctuary
Autorzy:
Raychaudhuri, Dinendra
Saha, Sumana
Powiązania:
https://bibliotekanauki.pl/articles/1193944.pdf
Data publikacji:
2015
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Chapramari Wildlife Sanctuary
Distribution
Dooars
Gorumara National Park
Mahananda Wildlife Sanctuary
Reserve Forests
Spiders
Taxonomy
West Bengal
Opis:
Spiders have established themselves as a model group in biochemical (silk and venom proteins), behavioural (sexual and web building behaviours) and ecological (foraging, prey-predator interaction and IPM) research. They are also utilized as ecological indicators in many terrestrial communities. Appreciating the bioresource value of spiders, present discourse is second in the series on the spiders of Gorumara National Park, Chapramari WildLife Sanctuary (Dist. Jalpaiguri) and Mahananda WildLife Sanctuary (Dist. Darjeeling), West Bengal, India. The study area falls within the eastern Himalaya, one of the global hotspots. It is worthwhile to mention that despite sincere efforts Indian spiders of the protected areas remained unexplored until the editors initiated studying the group since 1993. The monograph embodies taxonomic account and distribution of the species recorded from different ranges of these reserve forests.
Źródło:
World Scientific News; 2015, 20; 1-336
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Round-Headed Boreds (Coleoptera: Cerambycidae) of Dooars, West Bengal – A Compendium. Review of Book
Autorzy:
Borowski, Jerzy
Powiązania:
https://bibliotekanauki.pl/articles/1178571.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Cerambycidae
Coleoptera
West Bengal
Opis:
The monograph entitled ROUND-HEADED BORERS (COLEOPTERA: CERAMBYCIDAE) OF DOOARS, WEST BENGAL – A COMPENDIUM by Sumana Saha and Dinendra Raychaudhuri submitted for review has 141 numbered pages which contain both the body of the text, illustrations and photographs and the list of references, index of names being used in the monograph and information about the authors. The family Cerambycidae is one of the most numerous beetle families in the world. They are usually large or very large insects (this family includes the largest beetles of the world) and often richly coloured, especially tropical species. Because of their size, rich palette of colours and relative ease in their collection, these beetles enjoy a high standing among collectors and entomologists. Although this group is fairly well recognised in the world, a lot of new species of the long-horn beetles is being described every year. This primarily applies to tropical regions. However, when analysing individual countries, the situation with identification of long-horn beetles can be very different. Therefore, each new study, especially concerning tropical regions, is extremely valuable when it comes to species identification of not only long-horn beetles but also most beetle families. The monograph being submitted for review is a compendium o f knowledge about long-horn beetles that are to be found in the Dooars region, West Bengal. The examined area seems to be an extremely interesting object of research as it is situated on the border of two zoogeographic regions, Palaearctic and Oriental Regions. The authors divided the monograph into 14 chapters, presenting successively a general characteristics of the long-horn beetles, the area being examined, the terminology being used in the monograph, a taxonomic part together with the list of long-horn beetle species living within the examined area, and a key to their identification. Additionally, the authors characterised 7 species of long-horn beetles in terms of their bionomics. The final part of the monograph contains a short discussion and the list of references which includes 135 items. Within the area examined, the authors have shown 91 species of long-horn beetles, in relation to140 one being reported from West Bengal. These species have been shown from several nature reserves and Gorumara National Park. Despite using different methods of catching and a long time of in which the research took place, this result is not satisfactory. There is an impression that long-horn beetles were collected “incidentally”, during the study being targeted on other groups of invertebrates. All the protected objects being examined have been well characterised and presented on numerous photographs. An important and extremely useful element of the monograph is the key for species identification. Certainly, this element of the monograph will be used by numerous entomologists dealing with long-horn beetles of the Oriental Region. An interesting fact is a pictogram key for the Cerambycidae subfamilies and tribes being attached, as well as presentation of respective species on photographs together with biological information, habitat and geographical distribution in the world. The monograph being discussed is undoubtedly the needed publication which will facilitate the work of many entomologists specialising in the family Cerambycidae of the Oriental Region. At the same time, it is an invitation to further exploration of the wild parts of India which have been left not so much.
Źródło:
World Scientific News; 2017, 70, 2; 320-321
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Litter and ground dwelling spiders (Araneae: Arachnida) of reserve forests of Dooars, West Bengal - Review of Monograph
Autorzy:
Borowski, Jerzy
Powiązania:
https://bibliotekanauki.pl/articles/1182829.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Review of Monograph
West Bengal
spiders (Araneae: Arachnida)
Opis:
The monograph on mulch and soil spiders (Araneae: Arachnida) which are to be found in the reserves of West Bengal (Jalpaiguri District) submitted for review has 222 pages of text, 2 tables, 494 black and white and 9 colour figures, and 26 colour plates. The whole treatise is supplemented with a list of references which includes 119 items, including the most important ones, such as World Spider Catalogue (2016). The final section contains an alphabetic list of Latin names being used throughout the said monograph. Within the area studied, 89 spider species have been reported that belong to 38 genera and represent 13 families. Apart from endemic species (38 species), the species brought into from other zoogeographic regions, such as Australian, Ethiopian, Nearctic or Neotropical Regions, have been reported. It is a pity that the authors did not attempt to explain the migration routes by which these foreign spiders for the area under study reached it. The treatise contains description of a newly discovered spider species that belongs to the genus Hamataliwa Keyser. Unfortunately, the authors did not fully explain the importance of this new species but only referred to a similar, previously known name. A difference in Latin names, i.e. in one or two “l”, is correct in zoological nomenclature but undoubtedly will create a lot of mistakes, especially as the two names belong to the same genus. Really beautiful and very accurate figures that characterise individual species are extremely valuable for the treatise being discussed. Also colour plates that show individual species as they occur in nature, that is before being placed in a preserving substance, are very useful. The monograph being presented greatly increases our knowledge on mulch and soil spiders of the studied reserves, and the same of the fauna of India, which is still considered one of the least recognised in terms of invertebrates.
Źródło:
World Scientific News; 2017, 64; 139-140
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Studies on indirect evidences of presence of wildlife from different national parks of Dooars, West Bengal, India
Autorzy:
Dey, Somenath
Barai, Sohom
Barman, Bijon Bihari
Powiązania:
https://bibliotekanauki.pl/articles/1193637.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Buxa National Park (Also Tiger Reserve)
Gorumara National Park
Jaldapara National Park
Richness
Shannon index
Simpson index
Species Diversity
Opis:
Observing wildlife at their natural habitat is practically a chance factor. However, there is alternative way by which it is possible to study the presence of wildlife and also their activities by indirect methods. North Bengal, especially Dooars is extreme rich in wildlife; therefore, there are many National Parks, Reserve forest as well as Wildlife Sanctuaries at this terrain. Studies on presence of wildlife by means of indirect evidences from different National Parks of Dooars reveals many untold stories. From this study it also evident that Dooars region is still harboring very good verities of wildlife, therefore, this is the demand of time to conserve these forests, as well as wildlife not only to save them from quick destruction but also to maintain human civilization.
Źródło:
World Scientific News; 2017, 71; 199-219
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-12 z 12

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