Eurypterida
Arthropoda Dendrogram

Eurypterida Dendrogram

─○†Eurypterida (sea scorpions) ├?─†Glyptoscorpius ├─○†Eurypteracea │ ├─○†Eurypteridae │ │ ├─†Eurypterus │ │ ├─†Onychopterella │ │ └─†Tylopterella │ └─┬─†Adelophthalmidae │ ├─○†Mixopteracea │ │ ├─○†Carcinosomatidae │ │ │ └─†Carcinosoma │ │ └─┬─○†Mixopteridae │ │ │ └─†Mixopterus │ │ └─○†Megalograptidae │ │ ├─†Megalograptus │ │ └─†Echinognathus │ └─○†Pterygotina │ ├─†Hughmilleriidae │ │ ├?─†Hastimima │ │ ├─†Hughmilleria │ │ ├─†Salteropterus │ │ ├─†Grossopterus │ │ └─†Lepidoderma │ └─┬─○†Slimoniidae │ │ └─†Slimonia │ └─○†Pterygotidae │ └─†Pterygotus └─○†Stylonauracea ├─○†Mycteropidae │ └─†Mycterops └─┬─○†Rhenopteridae │ └─†Rhenopterus └─┬─○†Dolichopteridae │ ├─†Dolichopterus │ └─†Strobilopterus └─○†Stylonuridae (paraphyletic?) ├─†Stylonurus ├─†Drepanopterus ├─†Brachyopterus ├─†Ctenopterus ├─†Tarsopterella ├─†Melbournopterus └─○†Hibbertopteridae ├─†Campylocephalus └─Hibbertopterus

This phylogeny was revised to revised to reflect newer, but still unpublished sources -- mostly student papers and abstracts. We have also made a wild guess about the position of the Hibbertopteridae. ATW060226. 


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page uploaded 12 June 2002
checked ATW031017
(originally uploaded on Kheper Site 3 October 2000)
content © Mikko Haaramo