Semicoscinium Prout, 1859

Type species: Semicoscinium rhomboideum Prout, 1859

Synonyms Author Type Species
Carinopora Nicholson, 1874 Carinopora hindei Nicholson, 1874
Cryptopora Nicholson, 1874 Cryptopora mirabilis Nicholson, 1874

This genus includes the species:

Semicoscinium acmeum (Hall, 1876) Silurian Wenlockian USA Indiana
Semicoscinium altaicum Nekhoroshev, 1938 Devonian Frasnian Russia?
Semicoscinium alticlavatum Kopaevich, 1983 Devonian Emsian-Frasnian Russia?
Semicoscinium amurense Modzalevskaya & Nekhoroshev, 1965 Early Devonian Russia?
Semicoscinium amurensiformis Yaroshinskaya, 1968 Devonian Eifelian Russia?
Semicoscinium angerlyki Nekhoroshev, 1926 Devonian Givetian Russia Altai
Semicoscinium approximatum Deiss, 1932 Devonian Givetian USA Michigan
Semicoscinium balkhashensis Troizkaya, 1968 Devonian Givetian Russia?
Semicoscinium balticum (Hennig, 1905) Silurian Wenlockian Sweden Gotland
Semicoscinium biimbricatum (Hall, 1881) Devonian Givetian USA Indiana
Semicoscinium billigerum Waschurova, 1964 Early Devonian Russia?
Semicoscinium biserrulatum (Hall, 1881) Devonian Givetian USA Indiana
Semicoscinium clavatum Kopaevich, 1975 Silurian Wenlockian-Pridolian Estonia, Gotland
Semicoscinium cleis (Hall, 1879) Devonian Lochkovian USA New York
Semicoscinium colombiensis McNair, 1940 Devonian Emsian? Colombia
Semicoscinium coronis (Hall, 1879) Devonian Lochkovian USA
Semicoscinium crenulatum Waschurova, 1964 Early Devonian Russia?
Semicoscinium curvibasalis Nekhoroshev, 1948 Devonian Eifelian Russia?
Semicoscinium davidsoni (Nicholson, 1875) Devonian Givetian Canada
Semicoscinium delicatum Krasnopeeva, 1935 Devonian Frasnian Russia? Altai, China
Semicoscinium dentatum Krasnopeeva, 1935 Devonian Russia? Altai
Semicoscinium discreta (Prantl, 1932) Devonian Emsian Czech Rep.
Semicoscinium dushanensis Yang & Xia, 1976 Middle Devonian China
Semicoscinium eriense Prout, 1860 ?Devonian USA
Semicoscinium excelsum Waschurova, 1964 Early Devonian Russia?
Semicoscinium exornatum (Hall, 1884) Devonian Givetian USA
Semicoscinium firmum Liu, 1976 Middle Devonian China
Semicoscinium flabellum McNair, 1942 Devonian Givetian USA
Semicoscinium flexuosum Deiss, 1932 Devonian Givetian USA Michigan
Semicoscinium flexuosum
(Homonym)
Liu, 1980 Late Silurian China
Semicoscinium fundatum Troizkaya, 1968 Devonian Frasnian Russia?
Semicoscinium glabrum Troizkaya, 1975 Lower Carboniferous Tournaisianan Russia?, Kazakhstan
Semicoscinium graniferum (Hall, 1881) Devonian Emsian USA
Semicoscinium hindei (Nicholson, 1874) Devonian Emsian Canada
Semicoscinium humiliclavatum Kopaevich, 1983 Devonian Emsian-Frasnian Russia?
Semicoscinium inflexum (Hall, 1884) Devonian Givetian USA
Semicoscinium interruptum (Hall, 1881) Devonian Givetian USA Indiana
Semicoscinium jarushevskyi Orlovski, 1961 Devonian Lochkovian Russia?
Semicoscinium kirinense Yang, 1956 Devonian Frasnian China
Semicoscinium latijuncturum (Hall, 1881) Devonian Givetian USA Indiana
Semicoscinium lilicum Orlovski, 1961 Devonian Lochkovian Russia?
Semicoscinium lunulatum (Hall, 1881) Devonian Givetian USA Indiana
Semicoscinium magnum Waschurova, 1964 Early Devonian Russia?
Semicoscinium megafenestrula Yang, 1956 Devonian Givetian China
Semicoscinium milleri (Lonsdale, 1839) Silurian Wenlockian England
Semicoscinium minutum McNair, 1940 Devonian Emsian? Colombia
Semicoscinium minutum
(Homonym)
Nekhorosheva, 1988 Late Silurian Tajikistan
Semicoscinium mirabile (Nicholson, 1874) Devonian Emsian USA
Semicoscinium neimongolense Liu, 1976 Early Devonian China
Semicoscinium nodosum Nekhoroshev, 1977 Devonian Famennian Russia?
Semicoscinium nodulosum Yang & Xia, 1976 Middle Devonian China
Semicoscinium opimum Liu, 1976 Middle Devonian China
Semicoscinium ordovicium Kiepura, 1962 Ordovician Poland (erratic)
Semicoscinium ovicellatum Troizkaya, 1975 Lower Carboniferous Tournaisian Russia, Kazakhstan
Semicoscinium parvicarinatum Morozova, 1961 Devonian Eifelian Russia?
Semicoscinium perelegantulum (Plamenskaya, 1991) Devonian Pragian-Emsian Kazakhstan
Semicoscinium permarginatum (Hall, 1881) Devonian Givetian USA Indiana
Semicoscinium planodorsatum Ulrich, 1886 Devonian Givetian USA Indiana
Semicoscinium planum Ulrich & Bassler, 1913 Silurian-Devonian USA Pennsylvania
Semicoscinium? portentosum Plamenskaya, 1991 Devonian Lochkovian Kazakhstan
Semicoscinium praeintermedium Troizkaya, 1968 Devonian Famennian Russia?
Semicoscinium praestriatum Nekhorosheva, 1961 Devonian Russia?
Semicoscinium pravum Troizkaya, 1968 Devonian Givetian Russia?
Semicoscinium pretiosum Bassler, 1927 Silurian Llandovery Canada
Semicoscinium rackovskii Nekhoroshev, 1926 Middle Devonian/ Frasnian Russia?
Semicoscinium reticulatum Liu, 1980 Middle Devonian China
Semicoscinium rhombicum Ulrich, 1890 Devonian Givetian USA, Russia
Semicoscinium rhombicum altaicum Krasnopeeva, 1935 Middle Devonian Givetian? Russia?
Semicoscinium rhombicum obliquum Deiss, 1932 Devonian Givetian USA Michigan
Semicoscinium rhomboideum Prout, 1859 M. Devonian USA (Indiana)
Semicoscinium semiretis Astrova, 1959 Silurian Ludlovian Russia Tuva
Semicoscinium semirotundum (Hall, 1881) Devonian Givetian USA Indiana
Semicoscinium simmetricum Waschurova, 1964 Early Devonian Russia?
Semicoscinium speciosum Waschurova, 1964 Early Devonian Russia?
Semicoscinium striatum Nekhoroshev, 1948 Devonian Eifelian Russia?
Semicoscinium striatum distinctum Nekhoroshev, 1948 Devonian Frasnian Russia?
Semicoscinium subacta (Pocta, 1894) Devonian Pragian Czech Rep.
Semicoscinium subminutum Yang & Xia, 1976 Middle Devonian China
Semicoscinium subtortile (Hall, 1884) Devonian Givetian USA New York
Semicoscinium tenuiceps (Hall, 1852) Silurian Wenlockian USA New York, Canada
Semicoscinium thyene (Hall, 1879) Devonian Lochkovian USA New York
Semicoscinium thyene michiganense Deiss, 1932 Devonian Givetian USA Michigan
Semicoscinium thyene sinensis Yang, 1956 Devonian Givetian China
Semicoscinium tortum (Hall, 1883) Devonian Eifelian USA Indiana
Semicoscinium tuberculatum Prout, 1859 Devonian Givetian USA Indiana
Semicoscinium ubensis Nekhoroshev, 1948 Devonian Eifelian? Russia?
Semicoscinium vallatum Crockford, 1942 Middle? Devonian Australia NSW

Semicoscinium species
From Spain, Photo by Juan Suares Andres.

This information is based upon various sources, but no personal knowledge. I am indebted to the late Alan Horowitz for his compilation, and to Dr. J. Pachut.
I would be grateful for corrections to, or critical reviews of this information. This is not a 'final' version (an impossible ideal), but a working document.


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Edited by Phil Bock
Modified on 28/10/2015
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