Fasciculus
Fasciculus vesanus is an extinct species of stem-group ctenophores known from the Burgess Shale of British Columbia, Canada. It is dated to and belongs to middle Cambrian strata. The species is remarkable for its two sets of long and short comb rows, not seen in similar form elsewhere in the fossil record or among modern species. See also Ctenorhabdotus capulus Xanioascus canadensis Maotianshan shales ctenophores Maotianoascus octonarius Sinoascus paillatus Stromatoveris psygmoglena References External links Prehistoric ctenophore genera Burgess Shale animals Monotypic ctenophore genera Fossil taxa described in 1978 Cambrian genus extinctions