the Hexanchiformes or the extinct Synechodontiformes. However, the Shark-References database currently lists them as members of the Hexanchiformes. Species...

divided into four orders: the Hexanchiformes, Squaliformes, Squatiniformes, and Pristiophoriformes. The order Hexanchiformes is a very small and primitive...

Chlamydoselachidae is a family of primitive deep-sea sharks in the order Hexanchiformes. They are one of only two extant families in the order alongside the...

(modern sharks and rays) which relates it to the cow shark, in the order Hexanchiformes. In addition, a genetic analysis conducted by researchers in 2016 may...

have five gill slits, with the exception of the members of the order Hexanchiformes and the sixgill sawshark. This shark has a large, thick body, with a...

Stefanie and Kruiwet, Jurgen, “A new Jurassic cow shark (Chondrichthyes, Hexanchiformes) with comments on Jurassic hexanchiform systematics” Swiss Journal of...

The following is the full list of the extant species in Class Chondrichthyes, or the cartilaginous fish. Members of this class have a backbone, gills,...

The Solnhofen Limestone or Solnhofen Plattenkalk is a collective term for multiple Late Jurassic lithographic limestones in southeastern Germany, which...

the sole extant member of the family Chlamydoselachidae, in the order Hexanchiformes. It contains two extant and four extinct species. The most widely known...

This is a list of fish recorded from the Coral Sea, bordering Australia, Papua New Guinea, Vanuatu and New Caledonia. This list comprises locally used...

of the extinct order Synechodontiformes, or the modern shark order Hexanchiformes. 29 species have been described, though some of these are likely synonyms...

sharks species known to date (PDF). FAO Fisheries Synopses 125. Vol. 4.1 Hexanchiformes to Lamniformes. ISBN 92-5-101384-5. Retrieved 2 January 2023. Compagno...

retain a conservative, guitarfish-like morphology. The oldest known Hexanchiformes and carpet sharks (Orectolobiformes) are from the Early Jurassic (Pliensbachian...

that Heterodontoids may be Squalean. The Squaleans are divided into Hexanchiformes and Squalomorpha. The former includes cow shark and frilled shark, though...

and the sole member of the family Crassodontidanidae, in the order Hexanchiformes. It contains two extinct species. Crassodontidanus serratus Fraas, 1855...

fish and bottom dwelling crustaceans. Like all sharks of the order Hexanchiformes found so far, this shark is ovoviviparous, meaning the eggs are retained...

Hexanchidae and Echinorhinidae, and they were tentatively classified in the Hexanchiformes when first described. However, more recent analyses indicate that they...

Resurrection of the sixgill shark Hexanchus vitulus Springer & Waller, 1969 (Hexanchiformes, Hexanchidae), with comments on its distribution in the northwest Atlantic...

The Northumberland Formation is a Late Cretaceous (?Campanian-?Maastrichtian)-aged geologic formation in Canada. It belongs to the larger Nanaimo Group...

replacement name for Crassonotidae Kriwet and Klug, 2011 (Chondrichthyes, Hexanchiformes)". Journal of Vertebrate Paleontology. 36 (4): e1119698. Bibcode:2016JVPal...

Sri Lanka is a tropical island situated close to the southern tip of India. The diversity of fish fauna within the inland waterways and around the island...

(2018-09-21). "Discovery of the most ancient Notidanodon tooth (Neoselachii: Hexanchiformes) in the Late Jurassic of New Zealand. New considerations on the systematics...

Superorder Squalomorphii Order Echinorhiniformes (bramble sharks) Order Hexanchiformes (frilled and cow sharks) Order Squaliformes (dogfish sharks) †Family...

Carcharhiniformes (Ground sharks) Heterodontiformes (Bullhead sharks) Hexanchiformes Lamniformes (Mackerel sharks) Orectolobiformes (Carpet sharks) Pristiophoriformes...

There are at least 253 identified species of fish known to inhabit the marine and brackish regions of the Salish Sea. Species are listed by common name...

been alternatively considered as members of the modern shark order Hexanchiformes rather than as members of Synechodontiformes. The oldest known synechodontiform...

Braincase in the Broadnose Sevengill Shark Notorynchus (Elasombranchii, Hexanchiformes), Based on CT Scanning". American Museum Novitates, Number 3429. New...

of 6 pairs of gill slits highlights this genus among sharks; outside Hexanchiformes order, Pliotrema is the only shark genus with more than 5 gill slits...

Order Hexanchiformes...

Order Hexanchiformes...