S. quadrimaculatus (Ryder, 1878)

– Smynthurus quadrimaculata Ryder, 1878: 335

AK Danks 1981 as niger; Skidmore 1995; Babenko & Fjellberg 2006

NU Brown 1932; Davis 1936 both as niger; Christiansen & Bellinger 1981, 1998; Danks 1981 as niger; Skidmore 1995; Babenko & Fjellberg 2006

BC Marshall et al. 1990; Skidmore 1995; Cannings 2010

ON Pielou & Verma 1968 as niger and quadrimaculatus

QC Pielou 1966; Pielou & Verma 1968 as niger and quadrimaculatus; Matthewman & Pielou 1971 as niger; Christiansen & Bellinger 1981, 1998; Skidmore 1995; Therrien et al. 1999, 1999a; Chagnon et al. 2000, 2000a, 2001a

NB Pielou & Verma 1968; Skidmore 1995

NF Arulnayagam 1995; Puvanendran et al. 1997

Remarks: Our attribution of older Nearctic records of S. niger to S. quadrimaculatus is based on the opinion of

Christiansen & Bellinger (1981).

General distribution: Nearctic and Eastern Palaearctic.

Unplaceable records of Sminthurinus sp.:

NT Rusek 1994

BC Rusek & Marshall 1995; Cannings 2010

MB Porco et al. 2014 (two species)

ON Pielou & Verma 1968; Bird & Chatarpaul 1986

QC Pielou & Verma 1968