نتایج جستجو برای: bulinus truncatus
تعداد نتایج: 2090 فیلتر نتایج به سال:
Schistosomiasis remains a major public health problem with estimated 240 million cases worldwide whereby more than 90% of these occur in Sub-Saharan Africa. Tanzania is ranked second after Nigeria in terms of disease burden with prevalence of infection as higher as 100% in some communities. We conducted a cross-sectional malacological survey to examine for abundance, identity and disease transm...
This paper focuses on the geographical distribution and habitats of Bulinus forskalii, the snail intermediate host of the conical fluke of equids, Gastrodiscus aegyptiacus as reflected by the 1209 samples in the database of the National Freshwater Snail Collection of South Africa. The 362 different loci on record represent an extensive distribution in KwaZulu-Natal Province, the Limpopo Provinc...
Background and Aim: The role of fresh water snails as the intermediary host in transmitting parasitic infestations in man and animals is well known. In Iran, urinary schistosomisasis is known to be endemic in the Khuzestan Province, south-west of the country. Considering the Egyptian experience concerning the negative effects of Aswan Dam construction on expanding the prevalence of human bilhar...
Two morphological forms of the bottlenose dolphin, Tursiops truncatus, are recognised in Indo-Pacific waters; a coastal form referred to as T. cf. aduncus and an offshore form, T. truncatus. The two are distinguished primarily on the basis of ventral spotting, present in adult T. cf. aduncus and absent in T. truncatus. We compared the morphology of specimens obtained from parts of their range w...
A faunal overview is presented of the molluscan families Amphibulimidae, Megaspiridae, Odontostomidae, Orthalicidae, Simpulopsidae in Bolivia, Ecuador, and Peru. These Central Andean countries are known for their biodiverse malacofauna, of which the superfamily Orthalicoidea takes relatively a large share. In this paper the five families containing 103 (sub)species, for which systematic informa...
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