Unresolved name

Unresolved name: Animal » Hermichordates » Dichograptidae » Didymograptus «

Didymograptus extensus J. Hall 1858

Scientific Names

Preferred Names

Species recognized by United States Species List

Species recognized by GBIF classification

Common Names

There are no common names associated with this taxon.

Hemichordata

Dichograptidae

Didymograptus Mc Coy

Didymograptus extensus J. Hall 1858 (this page)

Didymograptus abnormis Hsu 1934

Didymograptus acriculus Keble & Harris 1934

Didymograptus adamantinus T. S. Hall 1914

Didymograptus artus Elles & Wood 1901

Didymograptus asperus Harris & Thomas 1938

Didymograptus aureus T. S. Hall 1914

Didymograptus balticus Tullberg 1938

Didymograptus bartrumi Benson & Keble 1935

Didymograptus bidens Keble 1927

Didymograptus bifidus

Didymograptus bigcanyonensis Decker

Didymograptus bipunctatus Gurley

Didymograptus chapmani Decker

Didymograptus constrictus J. Hall 1865

Didymograptus convexus Gurley

Didymograptus cuspidatus Ruedemann 1904

Didymograptus dilatans T. S. Hall 1914

Didymograptus distinctus Harris & Thomas 1935

Didymograptus ellesae Ruedemann 1908

Didymograptus elongatus Harris & Thomas 1914

Didymograptus eocaduceus Harris 1933

Didymograptus euodus Lapworth 1875

Didymograptus gracilis Törnquist 1891

Didymograptus hemicyclus Harris 1933

Didymograptus latus T. S. Hall 1907

Didymograptus maxwelli Decker

Didymograptus mundus T. S. Hall 1914

Didymograptus nicholsoni Lapworth 1875

Didymograptus nitidus J. Hall 1858

Didymograptus pacificus Ruedemann

Didymograptus perditus T. S. Hall 1914

Didymograptus perflexus Gurley

Didymograptus procumbens T. S. Hall 1914

Didymograptus protoartus Decker

Didymograptus protobalticus Monsen 1937

Didymograptus protobifidus Elles 1933

Didymograptus protogeninus Decker

Didymograptus protomurchisoni Decker

Didymograptus similis J. Hall 1865

Didymograptus smithvillensis Berry

Didymograptus sparsus

Didymograptus spec Harris 1924

Didymograptus stabilis Elles & Wood 1901

Didymograptus stavus Legg 1976

Didymograptus suecicus Tullberg 1880

Didymograptus superstes Lapworth 1876

Didymograptus taylori T. S. Hall 1899

Didymograptus turneri Decker

Didymograptus validus Toernquist 1901

Didymograptus vicinus Harris & Thomas 1938