نتایج جستجو برای: narcine sp
تعداد نتایج: 120234 فیلتر نتایج به سال:
Eight new genera and 30 new species are described: Cirrosus gen. n. (type species Cirrosusatrocaudatus sp. n. (♂♀)), Conglin gen. n. (type species Conglinpersonatus sp. n. (♀)), Curtimeticus gen. n. (type species Curtimeticusnebulosus sp. n. (♂)), Gladiata gen. n. (type species Gladiatafengli sp. n. (♂)), Glebala gen. n. (type species Glebalaaspera sp. n. (♂)), Glomerosus gen. n. (type species ...
Benthic macroinvertebrate-based indices are suitable tools for assessment of stream health and human impacts on its biological integrity. Since Ghale Rudkhan River is an attractive tourist destination and its surrounding population is growing, its water quality was examined usning biological indicators. Macroinvertebrate samples were taken monthly by a Surber sampler (mesh = 300 µ and area = 90...
The species of the genus Trichoteleia Kieffer (Hymenoptera: Platygastridae) are revised: 42 species are recognized, of which two were previously named and are redescribed: Trichoteleia afo Talamas, sp. n., Trichoteleia albidipes Kieffer, Trichoteleia bicolor Talamas, sp. n.; Trichoteleia bidentata Talamas sp. n.; Trichoteleia carinata Talamas, sp. n.; Trichoteleia cincta Talamas & Masner, sp. n...
با توجه به گسترش نگهداری ماهیان زینتی در ایران و جهان مساله بهداشت و بیماریهای این گونه ماهیان از اهمیت ویژهای برخوردار است. در این پژوهش تعداد 100 قطعه ماهی اسکار از مراکز فروش ماهیان زینتی شیراز در سال 1395 جمعآوری و از نظر آلودگی به انگلهای تک یاختهای Ichthyophthirius multifiliis.، .Mxyobolus sp، Trichodina sp.، Cryptobia sp.، Hexamita sp. و ترماتود مونوژن .Dactylogyrus sp و انگل خارج...
This is the first report detailing Ptiliidae collected from forest leaf litter by the Moravian Museum expeditions to Madagascar 2010-2011.18 new species in three genera are described and figured: Discheramocephalus bisulcatus sp. n.; D. vasilii sp. n.; Cissidium banari sp. n.; Dacrysoma andasibense sp. n.; D. imitatuin sp. n.; D. delicatum sp. n.; D. denticulatum sp. n.; D. dolorosum sp. n.; D....
New species of the Scirtes flavoguttatus species-group are described from SE Asia. Altogether 34 species are newly described, including Scirtes beccus sp. nov. (Malaysia), S. bocakorum sp. nov. (Indonesia), S. crockerensis sp. nov. (Malaysia), S. decorus sp. nov. (Malaysia), S. dumogensis sp. nov. (Indonesia), S. gunongmulensis sp. nov. (Malaysia), S. ishikawai sp. nov. (Vietnam), S. kinabalens...
The Mecyclothorax carabid beetle fauna of Haleakalā volcano, Maui Island, Hawai'i is taxonomically revised, with 116 species precinctive to Haleakalā recognized, 74 newly described. Species are classified into 14 species groups, with the newly described species arrayed as follows: 1, Mecyclothorax constrictus group with Mecyclothorax perseveratus sp. n.; 2, Mecyclothorax obscuricornis group wit...
The intestinal bacterial diversity of Stichopus japonicus was investigated using 16S ribosomal RNA gene (rDNA) clone library and Polymerase Chain Reaction/Denaturing Gradient Gel Electrophoresis (PCR-DGGE). The clone library yielded a total of 188 clones, and these were sequenced and classified into 106 operational taxonomic units (OTUs) with sequence similarity ranging from 88 to 100%. The cov...
The araneid spider genus Verrucosa McCook, 1888 is revised. Five of the seven previously known species, V. arenata (Walckenaer, 1841), V. lampra Soares & Camargo, 1948, V. meridionalis (Keyserling, 1892), V. undecimvariolata (O. Pickard-Cambridge, 1889) and V. zebra (Keyserling, 1892), are redescribed and illustrated. In addition, 37 new species of Verrucosa from the Neotropical region are desc...
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