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Extinct genus of sea scorpions
Ctenopterus is a genus of prehistoric eurypterid of the family Stylonuridae. It contains only one species, Ctenopterus cestrotus from the Early Silurian
Ctenopterus
Extinct genus of eurypterid
Stylonurella Stylonuridae Pagea Stylonurus Laurieipterinae Laurieipterus Ctenopterus Kokomopteroidea Kokomopteridae Lamontopterus Kokomopterus Hardieopteridae
Megarachne
Extinct family of arthropods
opisthosoma with appendages II-IV being spiniferous akin to the genus Ctenopterus, whilst appendages V-VI are non-spiniferous akin to the genus Pagea.
Stylonuridae
Extinct genus of arthropods
shideleri and M. williamsae and reclassified the fragmentary eurypterid Ctenopterus alveolatus as a species of Megalograptus. Megalograptus lived in near-shore
Megalograptus
Extinct genus of arthropods
inches) to 1.15 metres (3 feet 9 inches), the smallest of them being Ctenopterus cestrotus and the biggest being Pagea plotnicki. Dorfopterus is a poorly
Dorfopterus
Extinct genus of arthropods
characteristic of Ctenopterus. The blade-like spines and the striations on the spines were also noted to be characteristics also seen in Ctenopterus. In The Eurypterida
Echinognathus
Extinct superfamily of arthropods
an exception in that the earliest record of the most derived genera (Ctenopterus and Laurieipterus) first appear at the same time as the earliest record
Stylonuroidea
Extinct genus of arthropods
Størmer and Waterston; Eurypterus dewalquei, described in 1889, and Ctenopterus ostraviensis, described in 1951, became Cyrtoctenus dewalquei and C.
Hibbertopterus
Dolichopterus testudineus, Dolichopterus stylonuroides, Stylonurus limbatus, Ctenopterus multispinosus, Drepanopterus longicaudatus, Hughmilleria magna, Pterygotus
Timeline of eurypterid research
Timeline_of_eurypterid_research
flexuosus †Craniops †Crepicephalus †Ctenerpeton – type locality for genus †Ctenopterus †Cyclonema †Cyclopteris †Cypricardinia †Cypricardinia indenta †Cyrtospirifer
List of the prehistoric life of Pennsylvania
List_of_the_prehistoric_life_of_Pennsylvania
Cruinnopterus Lamsdell 2025 Valid Silurian Canada Scotland United States Ctenopterus Clarke & Ruedemann 1912 Valid Silurian United States Curviramus Ruedemann
List_of_eurypterid_genera
†Cotteroceras Crania Craniella †Craniops †Crassotornoceras †Crinoid †Ctenopterus †Curtoceras †Cybele †Cyclonema †Cyphaspis †Cypricardinia †Cypricardinia
List of the prehistoric life of New York
List_of_the_prehistoric_life_of_New_York
locality for species †Ctenoloculina †Ctenoloculina cicatricosa †Ctenopterus †Ctenopterus cestrotus †Cuneamya †Cupularostrum †Cupularostrum congregata †Cupularostrum
List of the Paleozoic life of Pennsylvania
List_of_the_Paleozoic_life_of_Pennsylvania
Extinct genus of eurypterids
Erettopterus globiceps, Hardieopterus myops, Kiaeropterus otisius and Ctenopterus cestrotus. Also present were early jawed fish of the genus Vernonaspis
Rhinocarcinosoma
(Macquart, 1840) c Systoechus croceipilus Greathead, 1980 c g Systoechus ctenopterus (Mikan, 1976) c g Systoechus damarensis Hesse, 1938 c g Systoechus deceptus
List_of_Systoechus_species
†Ctenoloculina †Ctenoloculina cicatricosa †Ctenoloculina eurybathrota †Ctenopterus †Ctenopterus cestrotus †Cuneamya †Cuneamya alveata †Cuneamya cuneata †Cuneamya
List of the Paleozoic life of New York (state)
List_of_the_Paleozoic_life_of_New_York_(state)
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