After Frost et al., 2006

Alternative phylogeny after Grant et al., 2006

<==o Ceratophryidae Tschudi, 1838 [taxonomic history] (sarvikonnat, sarvisammakot)
   |-- †Watoelia
   |-- Telmatobius Wiegmann, 1834 [Telmatobiinae Fitzinger, 1843]
   `--o Ceratophryinae Tschudi, 1838
      |--o Batrachylini Gallardo, 1965 sensu Frost et al, 2006
      |  |-- Atelognathus Lynch, 1978
      |  |-- Batrachyla Bell, 1843
      |  `?- Insuetophrynus acarpicus Barrio, 1970
      `--o Ceratophryini Tschudi, 1838 sensu Frost et al, 2006
         |-- Ceratophrys Wied-Neuwied, 1824
         |-- Chacophrys Reig & Limeses, 1963
         `-- Lepidobatrachus Budgett, 1899

After Grant et al., 2006, with species from Frost, 2000-2002 [“AMNH Amphibian species of the World”]

<==o Ceratophryidae Tschudi, 1838 [taxonomic history] (sarvikonnat, sarvisammakot)
   |-- †Watoelia
   |?- Insuetophrynus acarpicus Barrio, 1970
   |--o Batrachylinae Gallardo, 1965 sensu Grant et al., 2006 [Ceratophryinae: Batrachylini Gallardo, 1965 sensu Frost et al, 2006
   |  |--o Atelognathus Lynch, 1978
   |  |  |-- A. ceii
   |  |  |-- A. grandisonae
   |  |  |-- A. nitoi
   |  |  |-- A. patagonicus
   |  |  |-- A. praebasalticus
   |  |  |-- A. reverberii
   |  |  |-- A. salai
   |  |  `-- A. solitarius
   |  `--o Batrachyla Bell, 1843
   |     |-- B. antartandica
   |     |-- B. fitzroya
   |     |-- B. leptopus
   |     |-- B. nibaldoi
   |     `-- B. taeniata
   `--+-- Telmatobius Wiegmann, 1834 [Telmatobiinae Fitzinger, 1843]
      `--o Ceratophryinae Tschudi, 1838 sensu Grant et al., 2006 [Ceratophryinae: Ceratophryini Tschudi, 1838 sensu Frost et al., 2006]
         |--+-- †Beelzebufo ampinga Evans, Jones & Krause, 2008; U.Cret. Mad.
         |  `--o Ceratophrys Wied-Neuwied, 1824
         |     |-- C. aurita
         |     |-- C. calcarata
         |     |-- C. cornuta
         |     |-- C. cranwelli
         |     |-- C. joazeirensis
         |     |-- C. ornata
         |     |-- C. stolzmanni
         |     `-- C. testudo
         `--+--o Lepidobatrachus Budgett, 1899
            |  |-- L. asper
            |  |-- L. laevis
            |  `-- L. llanensis
            `--+-- †Baurubatrachus pricei Báez & Peri, 1989; U.Cret. SAm.
               |-- †Wawelia gerholdi; Mioc. SAm.
               `-- Chacophrys pierottii Reig & Limeses, 1963

Reference(s):