Zygadenia is an extinct genus of beetles in the family Ommatidae, containing the following species:
Zygadenia brachycephalus (Ponomarenko, 1994)
Zygadenia caducus (Ponomarenko, 1969)
Zygadenia caudatus (Ponomarenko, 1966)
Zygadenia cellulosus (Ponomarenko, 1969)
Zygadenia crassus (Ponomarenko, 1969)
Zygadenia diazromerali Soriano & Delclòs, 2006
Zygadenia dundulaensis (Ponomarenko, 1994)
Zygadenia elegans (Ponomarenko, 1994)
Zygadenia excellens (Ponomarenko, 1966)
Zygadenia exiguus (Ponomarenko, 1994)
Zygadenia foersteri (Ponomarenko, 1971)
Zygadenia homorus (Lin, 1986)
Zygadenia huangyadiensis (Wang & Liu, 1996)
Zygadenia issykkulensis (Ponomarenko, 1969)
Zygadenia khetanensis (Ponomarenko in Cromov et al., 1993)
Zygadenia kirghizicus (Ponomarenko, 1969)
Zygadenia laetus (Lin, 1976)
Zygadenia laiyangensis (Hong, 1990)
Zygadenia lapidarius (Ponomarenko, 1968)
Zygadenia laticella (Ponomarenko, 1969)
Zygadenia latus (Ponomarenko, 1969)
Zygadenia lentus (Ren, 1995)
Zygadenia longicollis (Ponomarenko, 1994)
Zygadenia longicoxa Soriano & Delclòs, 2006
Zygadenia martinclosas Soriano & Delclòs, 2006
Zygadenia mongolicus (Ponomarenko, 1994)
Zygadenia multituberatus (Lin, 1980)
Zygadenia nigromonticola (Ponomarenko, 1968)
Zygadenia oculata Soriano & Delclòs, 2006
Zygadenia oxypygus (Ponomarenko, 1969)
Zygadenia patulus Ponomarenko, 1985
Zygadenia picturatus (Ponomarenko, 1964)
Zygadenia pulcher (Ponomarenko, 1968)
Zygadenia reticulatus (Oppenheim, 1888)
Zygadenia rostratus (Ponomarenko, 1969)
Zygadenia semen (Ponomarenko, 2000)
Zygadenia semen Ponomarenko, 2000
Zygadenia sibirica Ponomarenko, 2000
Zygadenia siniestri Soriano & Delclòs, 2006
Zygadenia sinitzae Ponomarenko, 2000
Zygadenia sogutensis (Ponomarenko, 1969)
Zygadenia tenuis (Ponomarenko, 1969)
Zygadenia trachylenus (Ren, 1995)
Zygadenia tripartitus (Oppenheim, 1888)
Zygadenia tuanwangensis (Hong, 1990)
Zygadenia tuberculata Handlirsch, 1906
Zygadenia tuberculatus (Giebel, 1856)
Zygadenia undatabdominus (Lin, 1980)
Zygadenia viridis Soriano & Delclòs, 2006
Zygadenia vitimensis (Ponomarenko, 1966)
