Orchitophrya stellarum
Orchitophrya stellarum is a species of single-celled marine ciliates, a member of the class Oligohymenophorea. It is found living freely in the north Atlantic and Pacific Oceans but is also parasitic, being found inside the gonads of starfish. See more Orchitophrya stellarum tolerates a sea temperature range of between 3 °C (37 °F) and 27 °C (81 °F) and a salinity range of between 2 and at least 30 parts per thousand of salt equivalent. The lower the temperature, the … See more • Miller, Terrence L.; Small, Hamish J.; Peemoeller, Bhae-Jin; Gibbs, David A.; Shields, Jeffrey D. (November 2013). "Experimental … See more Orchitophrya stellarum is often associated with sea stars and other invertebrates, living on their outer surface and feeding on sloughed-off epidermal tissue. It only appears to become … See more The north Pacific sea star, Asterias amurensis, was first seen in Tasmania in 1986 and is spreading along the coasts of southern Australia. It is considered an invasive species that is threatening local biodiversity. Biological pest control of the starfish is being … See more WebApr 23, 2024 · Similarly, melanin deposits were not associated with the presence of the pathogenic ciliate, Mesanophrys chesapeakensis, later identified as Orchitophrya stellarum (Small et al. 2013 ), in the gills of the crab, Callinectes sapidus, even though nodules were present in the gill hemolymph (Messick and Small 1996 ).
Orchitophrya stellarum
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WebOrthetrum serapia, the green skimmer, is a freshwater dragonfly in the family Libellulidae. The serapia species is present in Australia, the Philippines, Fiji, Papua New Guinea and … WebParasitic castration: the evolution and ecology of body snatchers Kevin D. Lafferty1 and Armand M. Kuris2 1US Geological Survey Western Ecological Research Center, c/o Marine Science Institute, University of California, Santa Barbara, CA 93106, USA 2Department of Ecology, Evolution, and Marine Biology and Marine Science Institute, University of California,
WebMay 11, 2009 · The parasitic astomatous holotrich ciliate, Orchitophrya stellarumCépède, has been found in the testes of starfishes (Asterias rubens) in the Plymouth area. It was found only in starfishes from numerically rich and well-fed populations, which also showed large gonad growth. WebDec 4, 2024 · Orchitophyra stellarum, and Orchitophyra sp. parasitic scuticociliates of the Phylum Ciliophora and Family Orchitophryidae (based on morphometric observations and …
WebApr 12, 2024 · Growing and Care Guide. Common Names: Star-of-Bethlehem, Chincherinchee, Snake Flower, Prussian Asparagus, Orange Star Flower. Life Cycle: Hardy … WebMar 8, 1991 · The parasitic ciliate Orchitophrya stellarum is known to infect testes of males and castrate them (Cepede, 1907;Peters, 1992;Lawrence, 2013) in a range of species (Vevers, 1951; Leighton et al.,...
WebXu, K.; Agatha, S. & Dolan, J. (2024). World Ciliophora Database. Orchitophrya stellarum Cépède, 1907. Accessed through: World Register of Marine Species at: https ...
WebOrchitophrya stellarum Cepede, 1907: taxonomy/phylogenetic: World Register of Marine Species: Notes: Groups interested in participating in the LinkOut program should visit the LinkOut home page. A list of our current non-bibliographic … cryptographic erase softwareWebOstrya is a genus of eight to 10 small deciduous trees belonging to the birch family Betulaceae.Common names include hop-hornbeam and hophornbeam.It may also be … crypto exchange white paperWebJun 14, 2004 · The disease was firstly documented in Eastern Canada as a pathogen of captive lobsters held in flow-through systems (Aiken et al., 1973) at low temperatures; it has since caused epizootics in eastern North America and is now considered one of the three most important infectious diseases of American lobsters (Bower et al., 1990). cryptographic erase toolWebJan 1, 2024 · Orchitophyra stellarum (which is a parasite of asteroid sea stars) caused outbreaks in C. sapidus and the fiddler crab ( Uca minax) from Chesapeake Bay, although the ciliate was thought to be M. chesapeakensis ( Miller et al., 2013 ). 29.3. Clinical signs and gross pathology crypto exchange whitelabelWebSep 1, 2024 · Orchitophrya stellarum Cepede, 1907 is a ciliate that consumes sperm in the testes of male asteriid sea stars in the Pacific and North Atlantic oceans. Previous studies have reported its presence ... crypto exchange white label solutionWebabstract = "Male Asterias vulgaris in Port Daniel Bay, Baie des Chaleurs, Qu{\'e}bec Canada, were found to be infected with the ciliate Orchitophrya stellarum (C{\'e}p{\`e}de). No females were infected. cryptographic erase翻译WebNov 1, 1997 · Orchitophrya cf. stellarum, direct from testes of A. amurensis (35.2-67.2 pm; mean = 51.8 um; n = 60), was a similar length to ciliates reported from A. rubens (35-65 um) (Cepede, 1910; Claereboudt & Bouland, 1994). Ciliates isolated direct from testes were seen in fission and conjugation. cryptographic exception