M. macnamarai (Folsom, 1918)

– Isotoma macnamarai Folsom, 1918: 291

AK Potapov et al. 2018

ON Folsom 1918; Macnamara 1924; James 1933 as grandiceps; Folsom 1937 as grandiceps; Christiansen & Bellinger 1980, 1998 as grandiceps; Bird & Chatarpaul 1986 as grandiceps; Skidmore 1995 as grandiceps; Potapov et al. 2018

QC Potapov et al. 2018

General distribution: Nearctic and Eastern Palaearctic.