Haikouichthys / ˌhaɪkuˈɪkθɪs / is an extinct genus of craniate (animals with notochords and distinct heads) that lived 518 million years ago, during the Cambrian explosion of multicellular life. The …

Nov 22, 2022 · The Haikouichthys is an extinct animal closely related to present-day hagfishes and lampreys. It was first identified in 1999 and is a member of the Myllokunmingiidae family, …

Mar 17, 2017 · An in-depth profile of Haikouichthys, including this prehistoric fish's characteristics, behavior and habitat.

Aug 31, 2022 · Haikouichthys (HIGH-koo-ICK-thiss) is a prehistoric fish and an extinct genus of Craniate or animals with a skull or cranium. Not only is Haikouichthys the first fish that ever …

Jan 24, 2023 · Haikouichthys was a small, transparent fish that lived 520 million years ago, but there’s more to it than that. Although it was only about an inch in diameter and looked like jelly, …

Mar 23, 2024 · Haikouichthys is an extinct genus of Cambrian chordate and a stem vertebrate of the Myllok unmingiidae family, including Myllokunmingia and Zhongjianichthys, often heralded …

Jul 4, 2012 · Haikouichthys is one of the earliest fish discovered and by extension,‭ ‬earliest vertebrates.‭ ‬At the time of the discovery the first fish were thought to have evolved‭ ‬50‭ ‬million …

Apr 6, 2014 · Haikouichthys (“Haikou fish”) is by far the best known of the three. Originally based on a single incomplete specimen, it is today known from more than 500 specimens from the …

Feb 1, 2003 · Here we report numerous specimens of the Lower Cambrian vertebrate Haikouichthys ercaicunensis, until now only known from the holotype. Haikouichthys shows …