Articulata hypothesis, a hypothesis treating Annelida and Panarthropoda as sister taxa
The name from Greek προ (pro-) = "before" and Articulata, i.e. prior to animals with true segmentation such as annelids and arthropods.
Riemann hypothesis | Alvarez hypothesis | Witch-cult hypothesis | extraterrestrial hypothesis | two-source hypothesis | Rare Earth hypothesis | Hebrew Gospel hypothesis | Articulata hypothesis | Warburg hypothesis | Two-source hypothesis | Turnover-pulse hypothesis | Three-source hypothesis | Swoon hypothesis | Stolen body hypothesis | Statistical hypothesis testing | Schinzel's hypothesis H | Random walk hypothesis | Generalized Riemann Hypothesis | Four-document hypothesis | Extraterrestrial Hypothesis | Extraterrestrial hypothesis | Efficient-market hypothesis | Dopamine hypothesis of schizophrenia | Documentary Hypothesis | documentary hypothesis | Biophilia hypothesis | Augustinian hypothesis | Articulata | Apparent-time hypothesis |