Cylindropsyllidae is a family of copepods belonging to the order Harpacticoida. It was first described by Sars in 1909, and was revised by Lang in 1936.
It live mainly in the sand and mud on the ocean floor. Most Cylindropsyllidae are less than a millimeter long and feed on algae, bacteria, and decaying organic matter.They play an important role in recycling nutrients and supporting marine food webs, making them valuable indicators of healthy coastal ecosystems.
Genera
As of 1987, Cylindropsyllidae consists of 17 genera: Arenocaris Nicholls, 1935 Bolbotelos Huys & Conroy-Dalton, 2006 Boreopontia Willems, 1981 Boreovermis Huys & Conroy-Dalton, 2006 Cylindropsyllus Brady, 1880 Cylinnula Coull, 1971 Evansula T. Scott 1906 Leptastacus T. Scott, 1906 Monsmeteoris Richter, 2019 Navalonia Huys & Conroy-Dalton, 1993 Selenopsyllus Moura & Pottek, 1998 Stenocaris Sars G.O., 1909 Stenocaropsis Apostolov, 1982 Paraleptastacus Wilson, 1932 Psammastacus Nicholls, 1935 Vermicaris Kornev & Cheroprud, 2008 Willemsia Huys & Conroy-Dalton, 1993 Cylindropsyllidae originally contained the genera Cylindropsyllus, Stenocaris, Darcythompsonia, and Leptocaris. The latter two were later moved to the family Darcythompsoniidae. This revision also introduced seven additional genera, divided into 3 subfamilies.
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