A new freshwater rotifer Cephalodella changdensis sp.nov.discovered in two locations in Changde,Hunan,China,is described morphologically.The new species is characterized by body shape moderately elongate,double eyespo...A new freshwater rotifer Cephalodella changdensis sp.nov.discovered in two locations in Changde,Hunan,China,is described morphologically.The new species is characterized by body shape moderately elongate,double eyespots frontally,toes conical and almost straight,about one fourth of total length,trophi type B(classification after Wulfert,1937),rami asymmetrical with a pair of long alulae,fulcrum inverted T-shaped(ventral/dorsal view)with dorsally directed distal projection(lateral view),and manubria asymmetrical,left one slightly longer and stronger,with J-shaped or crutch-shaped posterior ends.展开更多
基金Supported by the National Natural Science Foundation of China(Nos.31601840,41673080)。
文摘A new freshwater rotifer Cephalodella changdensis sp.nov.discovered in two locations in Changde,Hunan,China,is described morphologically.The new species is characterized by body shape moderately elongate,double eyespots frontally,toes conical and almost straight,about one fourth of total length,trophi type B(classification after Wulfert,1937),rami asymmetrical with a pair of long alulae,fulcrum inverted T-shaped(ventral/dorsal view)with dorsally directed distal projection(lateral view),and manubria asymmetrical,left one slightly longer and stronger,with J-shaped or crutch-shaped posterior ends.