Issue 6,1987 Table of Contents

Select All

Export

Display Type:

Text List

Abstract List

1 NOTES ON CHINESE ORDOVICIAN AGNOSTIDS

Zhou Zhiyi

1987(6):653-661. DOI: 10.19800/j.cnki.aps.1987.06.002 CSTR:

[Abstract](16) [HTML](0) [PDF 637.68 K](349)

Abstract:
Before 1985 some 54 Ordovician agnostidspecies and subspecies had been described fromChina.They were assigned to the following ele-ven genera and subgenera:Geragnostus,Trinodus,Pseudagnostus,Corrugatagnostus,Pseudoperonop-sis,Girvanagnostus,Geragnostella,Peziziopsis,Sphaeragnostus,Leiagnostus and Micragnostus.Most of them were based on inadequate materialand the range of morphological variation in theseforms largely unknown.After comparison,thepresent author tentatively retain 43 of the 54 spe-cies pendingfu rther material becoming available.They are now reassigned to the following ninegenera:Geragnostus,Arthrorhachis,Corrugatag-

2 CUTICLES OF PHOENICOPSIS FROM NE CHINA WITH DISCUSSION ON ITS TAXONOMY

Sun Ge

1987(6):682-688. DOI: 10.19800/j.cnki.aps.1987.06.004 CSTR:

[Abstract](10) [HTML](0) [PDF 3.04 M](386)

Abstract:
Ⅰ.ForewordGenus Phoenicopsis one of the commongenera from Mesozoic floras in Eurasia.Based onthe external characters of leaves and dwarf shoot,it was established as a form-genus by Heer andclassified to the Taxineae of Coniferae(Heer,1876,p.48),with P.angustifolia Heer as type-species which was collected from the Middle Ju-rassic Prisajan Formation of the Irkutsk basin,Siberia,USSR for the first time.During the sameperiod,Heer also created P.speciosa Heer and P.latior Heer from the Amur River valley(1876,pp.112—113).Later,Nathorst(1897)describedP.speciosa from Spitsburgen,Krasser(1900,1905)established P.taschkessiensis Krasser,P.potoniiKrass.and p.media Krass.from Centre Asia anddescribed some Phoenicopsis from Jilin,China;Kryshtofovich(1910,1924)reported P.speciosa

3 TWO NEW THYSANOPELTIDAE TRILOBITE GENERA FROM LOWER SILURIAN OF WESTERN HUNAN

Lin Tianrui

1987(6):749-752. DOI: 10.19800/j.cnki.aps.1987.06.012 CSTR:

[Abstract](17) [HTML](0) [PDF 1.48 M](355)

Abstract:
Two new genera,Ciliscutellum and Sangzhi-scutellum,were collected from the Lower Silurianof western Hunan by Y.R.Liu and the writerrespectively.Ciliscutellum was found in associa-tion with Glyptograptus sp.,Monograptus sp.andophiuroids from a horizon consisting of dark greyfine sandstone and yellowish green shale,beneath which Pristiograptus,Monograptus,Rastrites and Climacograpius have been found,while Sangzhis-cutellum was based on Meitanillaenus flabellifor-me Liu,1982.Description of new genera and speciesFamily Thysanopeltidae Hawle et Corda,1847Ciliscutellum gen.nov.Diagnosis:Dorsal shield elliptical in outline.Cephalon semicircular excluding the genal spines,moderately convex.Cranidium subquadrate in

Current Issue

Volume , No.

Table of Contents

Most Cited

More+

Most Downloaded

More+