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Acanthotheelia
Taxonomy
Acanthotheelia was named by Frizzell and Exline (1955) [Sepkoski's age data: Tr Anis-m Tr Rhae Sepkoski's reference number: 687,982]. Its type is Acanthotheelia spinosa.
It was assigned to Chiridotitidae by Deflandre-Rigaud (1962); to Theeliidae by Frizzell and Exline (1955), Frizzell and Exline (1966), Speckmann (1968), Zawidzka (1971), Kozur and Mostler (1971), Mostler (1971), Mostler (1972), Soodan (1986) and Soodan (1991); to Myriotrochidae by Gilliland (1993); and to Apodida by Sepkoski (2002).
It was assigned to Chiridotitidae by Deflandre-Rigaud (1962); to Theeliidae by Frizzell and Exline (1955), Frizzell and Exline (1966), Speckmann (1968), Zawidzka (1971), Kozur and Mostler (1971), Mostler (1971), Mostler (1972), Soodan (1986) and Soodan (1991); to Myriotrochidae by Gilliland (1993); and to Apodida by Sepkoski (2002).
Species
A. angustiperforata, A. anisica, A. diffissa, A. helios, A. ladinica, A. pseudospinosa, A. pulchra, A. rhaetica, A. spinosa (type species), A. triassica, A. veghae
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1955 | Acanthotheelia Frizzell and Exline |
1962 | Acanthotheelia Deflandre-Rigaud p. 95 |
1966 | Acanthotheelia Frizzell and Exline p. U668 |
1968 | Acanthotheelia Speckmann p. 213 |
1971 | Acanthotheelia Kozur and Mostler p. 27 |
1971 | Acanthotheelia Mostler p. 16 |
1971 | Acanthotheelia Zawidzka p. 440 |
1972 | Acanthotheelia Mostler p. 24 |
1986 | Acanthotheelia Soodan p. 65 |
1991 | Acanthotheelia Soodan p. 127 |
1993 | Acanthotheelia Gilliland p. 122 |
2002 | Acanthotheelia Sepkoski |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Acanthotheelia Frizzell and Exline 1955
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†Acanthotheelia angustiperforata Mostler 1971
†Acanthotheelia anisica Mostler 1968
†Acanthotheelia diffissa Mostler 1972
†Acanthotheelia helios Kozur and Mock 1972
†Acanthotheelia ladinica Kozur and Mostler 1971
†Acanthotheelia pseudospinosa Kozur and Mock 1972
†Acanthotheelia pulchra Kozur and Mock 1972
†Acanthotheelia rhaetica Kristan-Tolmann 1964
†Acanthotheelia spinosa Frizzell and Exline 1955
†Acanthotheelia triassica Speckmann 1968
†Acanthotheelia veghae Kozur and Mostler 1971
Diagnosis
Reference | Diagnosis | |
---|---|---|
K. S. Soodan 1991 | Wheel sclerites having rim in plane of the wheel, rim without dentition but spinose at the margin |