Ƙirƙirar wani nau'i mai mahimmanci na wannan jumla Hector's Ichthyosaur, ko New Zealand Ichthyosaur, wani nau'i ne wanda ba a san shi ba wanda aka gano a 1874.
Tabbas, wani nau'i mai rikitarwa na jumla shine "Hector's Ichthyosaur, ko kuma New Zealand Ichthyosaur wani nau'in da ba a san shi ba, wanda ba a san shi ba, wanda aka gano a 1874 wanda ya kasance ya ɓace, yana iya zama dabba mafi girma da ta taɓa wanzuwa. "