M. clavata (Mills, 1934)

– Tullbergia clavata Mills, 1934: 38 QC Marshall 1964, 1967; Christiansen & Bellinger 1980, 1998; Skidmore 1995; Therrien et al. 1999, 1999a; Chagnon et al. 2000, 2001a General distribution: Nearctic.