Circulaforma Cheng, 1986

Noble, Paula, Aitchison, Jonathan C., Danelian, Taniel, Dumitrica, Paulian, Maletz, Jörg, Suzuki, Noritoshi, Cuvelier, Jessie, Caridroit, Martial & O’Dogherty, Luis, 2017, Taxonomy of Paleozoic radiolarian genera, Geodiversitas 39 (3), pp. 419-502 : 423-424

publication ID

https://doi.org/ 10.5252/g2017n3a4

publication LSID

urn:lsid:zoobank.org:pub:603CD230-5931-4506-A122-9CBC2F89189F

persistent identifier

https://treatment.plazi.org/id/0A488798-6A3D-456D-FC41-F97F0A5AA84E

treatment provided by

Felipe

scientific name

Circulaforma Cheng, 1986
status

 

Circulaforma Cheng, 1986

Circulaforma Cheng, 1986: 87 .

TYPE SPECIES. — Circulaforma delicata Cheng, 1986 ( Cheng 1986: 87, pl. 4, figs 7, 8, 11, 15, 21).

AGE AND LOCATION OF TYPE MATERIAL. — Upper Carboniferous, Visean/Namurian, “Caney” Shale, Frontal Ouachitas, Oklahoma, USA.

TAXON CODE. — 012.

STATUS. — Valid.

DIAGNOSIS. — “ Ceratoikiscidae with a ring-formed central skeletal frame; three main rods connect to ring; two of these rods are aligned and termed the dorsal and ventral rods, respectively; the third rod termed the subsidiary rod, is thinner, slightly curved, and located on the opposite side of strongly developed patagial tissues. Patagium well developed and moderately thick with varied numbers of spinules” ( Cheng 1986: 87).

Durahelenifore Boundy-Sanders & Murchey in Boundy-Sanders, Sandberg, Murchey & Harris, 1999

Durahelenifore Boundy-Sanders & Murchey in Boundy-Sanders, Sandberg, Murchey & Harris, 1999: 64.

TYPE SPECIES.— Duraheleniforerobustum Boundy-Sanders& Murchey in Boundy-Sanders, Sandberg, Murchey & Harris, 1999 (Boundy- Sanders et al. 1999: 66, pl. 1, figs A-G).

AGE AND LOCATION OF TYPE MATERIAL. — Upper Frasnian, Roberts Mountains, Nevada, USA.

TAXON CODE. — 013.

STATUS. — Junior synonym of Helenifore (by Wang et al. 2003: 128-129, 138).

DIAGNOSIS. — “The basic skeleton consists of a solid subcircular ring with two long i-spines extending from the ring about 180 degrees apart” (Boundy-Sanders & Murchey in Boundy-Sanders et al. 1999: 64).

Kingdom

Chromista

Phylum

Retaria

Class

Polycystinea

Order

Albaillellaria

Family

Ceratoikiscidae

Loc

Circulaforma Cheng, 1986

Noble, Paula, Aitchison, Jonathan C., Danelian, Taniel, Dumitrica, Paulian, Maletz, Jörg, Suzuki, Noritoshi, Cuvelier, Jessie, Caridroit, Martial & O’Dogherty, Luis 2017
2017
Loc

Circulaforma

CHENG Y. - N. 1986: 87
1986
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