Nematini is a tribe of common sawflies in the family Tenthredinidae. There are about 14 genera and at least 30 described species in Nematini.
Dendroxena is a genus of beetles in the family Silphidae.
Xyela is a genus of sawflies, belonging to the family Xyelidae.
Acerotella is a genus of parasitoid wasps belonging to the family Platygastridae.
Achnanthes is a genus of diatoms belonging to the family Achnanthaceae.
Achnanthidium is a genus of diatoms belonging to the family Achnanthidiaceae.
Aclastus is a genus of wasps belonging to the family Ichneumonidae. The genus was described in 1868 by Förster and has cosmopolitan distribution.
Acrolocha is a genus of beetles belonging to the family Staphylinidae.
Acrotrichis is a genus of beetles belonging to the family Ptiliidae.
Aglaostigma is a genus of sawflies belonging to the family Tenthredinidae.
Agramma is a genus of insects belonging to the family Tingidae.
Agrypon is a genus of parasitoid wasps belonging to the family Ichneumonidae.
Alloeotomus is a genus of plant bugs belonging to the family Miridae.
Aloconota is a genus of beetles belonging to the family Staphylinidae.
Alosterna is a genus of beetles belonging to the family Cerambycidae.
Amblystegium is a genus of moss belonging to the family Amblystegiaceae. The genus was described in 1853 by Wilhelm Philippe Schimper. The genus has cosmopolitan distribution.
Amerosporium is a genus of fungi belonging to the family Sclerotiniaceae.
Amischa is a genus of beetles belonging to the family Staphylinidae.
Tropideres is a genus of insects belonging to the family Anthribidae.
Hyphoporus pugnator, is a species of predaceous diving beetle found in India and Sri Lanka. The species is sometimes placed in the genus Hygrotus by some authors.
