Unresolved name

Unresolved name: Animal » Arthropods » Trilobites » Ptychopariida » Ptychopariidae «

Semisphaerocephalus Ivshin 1952

Scientific Names

Preferred Names

Genus recognized by Paleobiology Database

Genus recognized by GBIF classification

Common Names

There are no common names associated with this taxon.

Arthropoda

Trilobita

Ptychopariida

Ptychopariidae

Semisphaerocephalus Ivshin 1952 (this page)

Semisphaerocephalus latus Palmer

Achlysopsis Fritz 1968

Altikolia Khairullina 1962

Amecephalites Eddy & Mc Collum 1998

Austinvillia Resser 1938

Bathyholcus Rasetti 1961

Binodaspis Lermontova 1951

Blairella Rasetti 1965

Braintreella Wheeler 1942

Brunswickia Howell 1937

Caborcella Lochman 1948

Cathayanella Yuan & Yin 1998

Champlainia Howell 1937

Chengshanaspis Chang 1963

Douposiella Lu, Chang, Chien & Chu et al. 1974

Elrathina Resser 1937

Eokaotaia Yuan & Zhao 1994

Eokochaspis Sundberg & Mc Collum 2000

Eoptychoparia Rasetti 1955

Eosoptychoparia Chang 1963

Euloma Angelin 1854

Gunnia Gatehouse 1968

Hadrocephalites Sundberg & Mc Collum 2002

Illtydaspis Fritz 1991

Jangudaspis Ogienko 1956

Jiagouia Qiu 1983

Jialaopsis Lu, Chang, Chien & Chu et al. 1974

Jianchangia Guo & An 1982

Jiumenia Yuan 1980

Kaotaia Lu 1962

Kunmingaspis Lu & Chang 1974

Laminurus Repina 1960

Laoyingshania

Meitania Yuan 1978

Mexicella Lochman 1948

Mikaparia Kordule 2006

Monanocephalus Lin & Wu 1980

Nangaoia

Nangaops Yuan & Sun 1980

Nelsonia Palmer & Gatehouse 1972

Neoblairella Özdikmen 2006

Neoregina Özdikmen 2006

Onchocephalites Rasetti 1957

Pachyaspis Resser 1938

Palmerara Özdikmen 2009

Panacus Eddy & Mc Collum 1998

Paraantagmus Qiu 1980

Paramecephalus Zhou & Yin MS. 1977

Paraperiomma

Parashuiyuella Yuan & Zhao 1997

Paraziboaspis Nan & Chang 1982

Periomma Resser 1937

Piaziella Lochman 1947

Pingluaspis Zhang & Wang 1986

Plagiura Resser 1935

Plesiamecephalus Lin & Qiu 1983

Poulsenella Rozova 1963

Poulsenia Fritz

Probowmania Kobayashi 1935

Probowmaniella Chang 1963

Probowmanops Ju 1983

Proliostracus Poulsen 1933

Psilostracus Chang 1963

Ptychoparella Poulsen 1927

Ptychoparia Hawle & Corda 1847

Ptychoparioides Ružicka 1940

Qiaotouaspis Guo & An 1982

Ruichengella Zhang & Yuan 1980

Sanwania Yuan 1980

Sao Barrande 1846

Schistometopus Resser 1938

Shantungaspis Chang 1957

Shilengshuia Zhou & Yin 1978

Shuiyuella Zhang & Yuan 1980

Sinoptychoparia

Sombrerella Lochman 1948

Spencella Rasetti 1963

Spencia

Suluktella Khairullina 1975

Syspacephalus Resser 1936

Townleyella Öpik 1967

Trigonyangaspis Jell 2003

Tukalandaspis Lazarenko 1968

Ulrichaspis Rasetti 1945

Vermontella Howell 1937

Volocephalina Palmer & Halley 1979

Wanhuaia

Weijiaspis Qiu 1983

Wuhaina Zhang & Yuan 1981

Xilingxia Lu 1980

Xingrenaspis Yuan & Zhou 1980

Yaojiayuella Lin & Wu 1980

Yuknessaspis Rasetti 1951

Ziboaspidella Lu, Zhu & Zhang 1988

Ziboaspis Chang 1963