Kalli nassin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar nassin: Passage: Holotype ba lallai bane ya zama "na al'ada" na wannan harajin, kodayake ya kamata ya zama. Wani lokaci kawai wani ɓangaren kwayar halitta shine holotype, musamman ma a cikin yanayin burbushin halittu. Misali, holotype na Pelorosaurus humerocristatus (Duriatitan), babban dinosaur mai cin ganyayyaki daga farkon zamanin Jurassic, shine ƙashin ƙafar burbushin da aka adana a Gidan Tarihin Halitta a London. Ko da an sami samfurin mafi kyau daga baya, ba a maye gurbin holotype ba. Tambaya: Daga wane zamani ne dinosaur Pelosaurus humerocristatus?
farkon lokacin Jurassic