The Lumbriculidae are a family of microdrile oligochaetes common in freshwater environments, including streams, lakes, marshes, wells and groundwater. They should not be confused with the earthworm family Lumbricidae. Many species and genera are highly endemic, mainly in Siberia and the western parts of North America. Lumbriculidae are the only family in the order Lumbriculida.
Metastrongylus is a genus of nematodes of the family Metastrongylidae, usually found as lungworms in pigs and sometimes causing parasitic bronchitis. It causes a disease called metastrongylosis.
Arctodiaptomus is a genus of copepods in the family Diaptomidae, containing the following species:
Dryocosmus are a genus of gall wasps. They are cyclically parthenogenetic insects that induce galls on plants in the family Fagaceae.
Astragalus asymmetricus is a species of milkvetch known by the common name San Joaquin milkvetch. It is endemic to California, where it grows in grassy and disturbed areas in the Central Valley and nearby parts of the Central Coast Ranges and San Francisco Bay Area.
Microcrambus is a genus of moths of the family Crambidae. The genus was described by Stanisław Błeszyński in 1963.
Parachorius is a genus of Asian Scarabaeidae or scarab beetles.
Scaphoideus is a leafhopper genus in the subfamily Deltocephalinae.
Microcrambus asymmetricus is a moth in the family Crambidae. It was described by Stanisław Błeszyński in 1967. It is found in Bolivia.
Meringopus is a genus of wasps belonging to the family Ichneumonidae.
Protogobiesox asymmetricus, is a species of fish in the family Gobiesocidae endemic to the deep-water off the north coast of Papua New Guinea. This species is the only known member of its genus. It is found in association with sunken logs and its unusual lateral symmetry may be an adaptation for this habitat. This species was described by Ronald Fricke, Chen Jhen-Nien and Chen Wei-Jen from a type locality of northeast of Taviltae, Madang Province in Papua New Guinea and these authors placed it in its own subfamily the Protogobiesocinae.
Mennerius is a genus of haptophytes belonging to the family Lapideacassaceae.
Acrosothrips is a genus of thrips in the family Phlaeothripidae. It is monotypic, being represented by the single species Acrosothrips asymmetricus.
Bathydrilus is a genus of clitellate oligochaete worms.
Eclipidrilus is a genus of annelids belonging to the family Lumbriculidae.
Dasydytes is a genus of gastrotrichs belonging to the family Dasydytidae.
Mesoporos is a genus of dinoflagellates belonging to the family Prorocentraceae.
Sagocoris is a genus of true bugs belonging to the family Naucoridae.
Anaticola is a genus of lice belonging to the family Philopteridae.
Spermozoros is a genus of angel insects in the family Zorotypidae. There are six described species in Spermozoros, transferred to Spermozoros from the genus Zorotypus as a result of research published in 2020.
