After Froese & Pauly, 2001 [“The FishBase”], and Oliver, 1997-2005

<==o Maylandia Meyer & Foerster, 1984 [Metriaclima Stauffer, Bowers, Kellogg, & McKaye, 1997; Pseudotropheus in partim] [26]
   |-- M. aurora (Burgess, 1976) [Pseudotropheus]
   |-- M. barlowi (McKaye & Stauffer, 1986) [Pseudotropheus]
   |-- M. benetos (Stauffer, Bowers, Kellogg & McKaye, 1997) [Metriaclima]
   |-- M. callainos (Stauffer & Hert, 1992) [Pseudotropheus callainos Stauffer & Hert, 1992; Metriaclima callainos (Stauffer & Hert, 1992)]
   |-- M. chrysomallos (Stauffer, Bowers, Kellogg & McKaye, 1997) [Metriaclima]
   |-- M. crabro (Ribbink & Lewis, 1982) [Melanochromis crabro (Ribbink & Lewis, 1982; Pseudotropheus crabro (Ribbink & Lewis); Trewavas, 1984a]
   |-- M. cyneusmarginatus (Stauffer, Bowers, Kellogg & McKaye, 1997) [Metriaclima]
   |-- M. elegans (Trewavas, 1935) [Pseudotropheus]
   |-- M. emmiltos (Stauffer, Bowers, Kellogg & McKaye, 1997) [Metriaclima]
   |-- M. estherae (Konings, 1995) [Pseudotropheus estherae Konings, 1995] (Red Zebra cichlid)
   |-- M. fainzilberi (Staeck, 1976) [Pseudotropheus]
   |-- M. greshakei (Meyer & Foerster, 1984) [Pseudotropheus] (William's mbuna)
   |-- M. hajomaylandi (Meyer & Schartl, 1984) [Pseudotropheus]
   |-- M. heteropicta (Staeck, 1980) [Pseudotropheus heteropictus]
   |-- M. lanisticola (Burgess, 1976); Trewavas, 1984a [Pseudotropheus; =? M. livingstonii; Konings, 1995c]
   |-- M. livingstonii (Boulenger, 1899); Trewavas, 1984a [Pseudotropheus]
   |-- M. lombardoi Burgess, 1977 [Pseudotropheus lombartoi Burgess, 1977] (kennyi)
   |-- M. mbenjii (Stauffer, Bowers, Kellogg, & McKaye, 1997) [Metriaclima]
   |-- M. melabranchion (Stauffer, Bowers, Kellogg, & McKaye, 1997) [Metriaclima]
   |-- M. phaeos (Stauffer, Bowers, Kellogg, & McKaye, 1997) [Metriaclima]
   |-- M. pursa (Stauffer, 1991) [Pseudotropheus pursus]
   |-- M. pyrsonotos [Stauffer, Bowers, Kellogg & McKaye, 1997] [Metriaclima]
   |-- M. sandaracinos [Stauffer, Bowers, Kellogg & McKaye, 1997] [Metriaclima]
   |-- M. thapsinogen [Stauffer, Bowers, Kellogg & McKaye, 1997] [Metriaclima]
   |-- M. xanstomachus (Stauffer & Boltz, 1989)
   `-- M. zebra (Boulenger, 1899) [Pseudotropheus zebra (Boulenger, 1899) (Zebra mbuna)]

Reference(s):