Systematic Zoology

MADDISON, W. P. (1991)

    Squared-change parsimony reconstructions of ancestral states for continuous-valued characters on a phylogenetic tree. Systematic Zoology 40 (3): 304-314

MADDISON, W. P., DONOGHUE, M. J. & MADDISON, D. R. (1984)

    Outgroup analysis and parsimony. Systematic Zoology 33 (1): 83-103

PLATNICK, N. I. (1976)

    Are monotypic genera possible?. Systematic Zoology 25 (2): 198-199

PLATNICK, N. I. (1977)

    Paraphyletic and polyphyletic groups. Systematic Zoology 26 (2): 195-200