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BACKGROUND A palatal radicular groove is an unusual developmental deformity of the tooth,which may serve as a channel li......
Phylogenetic estimation and morphological evolution of Alsineae(Caryophyllaceae)shed new insight int
Pseudocerastium is a monotypic genus in Caryophyllaceae endemic to China.The genus has been widely accepted since it was......
Phylogenetic estimation and morphological evolution of Alsineae(Caryophyllaceae) shed new insight in
Pseudocerastium is a monotypic genus in Caryophyllaceae endemic to China.The genus has been widely accepted since it was......
A New Perleidiform(Actinopterygii,Osteichthyes)from the Middle Anisian(Middle Triassic)of Yunnan,Sou
Two complete specimens from the Pelsonian(Middle Anisian,Middle Triassic) of Luoping, Yunnan Province,South China are re......
Effects of taxon sampling on molecular dating for within-genus divergence events,when deep fossils a
A universal method of molecular dating that can be applied to all families and genera regardless of their fossil records......
Bathynotus:A key trilobite taxon for global stratigraphic boundary correlation between Cambrian Seri
The Cambrian trilobite Bathynotus is a special morphology of Redlichiid,which is characterized by a wider thorax axis an......
A new basal non-pterodactyloid pterosaur,Changchengopterus pani gen.et sp.nov.,is erected,on the basis of a nearly compl......
The newly-developed Cambrian biostratigraphic succession and chronostratigraphic scheme for South Ch
Biostratigraphy and chronostratigraphy are common means of subdividing rock strata. The biostratigraphic succession and ......
A new basal neoceratopsian dinosaur,Helioceratops brachygnathus gen.et sp.nov.,is described from the Quantou Formation(l......
A new dinosaur Chuxiongosaurus lufengensis gen.et sp.nov.is erected based on a nearly complete skull.The taxon is charac......
Pollen-climate response surfaces of major taxa from surface pollen data of Northern China is studied. Response surfaces ......
RIASSUNTO-Era le cellezioni botaniche del museo Civieo di Storia Naturale di Bresciafigura un interessante manipolo di ......
Cryptobathyscia gavardensis NUOVO GENERE NUOVA SPECIE DI BATHYSCIINAE DELLE PREALPI BRESCIANE(Coleop
Viene descritta nella presente nota Cryptobathyscia gavardensis nov.gen.nov.sp.(Coleoptera Catopidae) raecolta nella gr......
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INTRODUZIONE I tassonomi 《mertensiani》 hanno descritto -- anche per la Corsica, le Isole Maltesie l’Italia -- un ele......
SOMMARIO-Questo contributo,il sesto della serie,persegue gli stessi scopi dei precedenti,cioè quelli diapprofondire le......
Based on the species concept of changing versus unchanging, the present work deals with the following two problems: Fir......
Insubriella paradoxa NUOVO GENERE NUOVA SPECIE DI BATHYSCIINAE DELLE PREALPI ITALIANE(Coleoptera Cat
Insubriell paradoxa n.gen.n.sp.of Bathyscinae from the Prealps of Italy. This article deals withthe description of Insu......
NOTE SULLA LINEA FILETICA DI Phaneropella JEANNEL, 1910 CON DESCRIZIONE DI TRE NUOVI SOTTOGENERI E D
Nella presente nora viene fornita una ridefinizione morfologica e sistematica del generePhaneropella Jeannel, 1910, ali......
Sulla base della letteratura ornitologica gli AA.rieordano le principaliloealita di nidificazione,gli avvistamenti e le......
Otiorhynchus oliveri N.SP.DI CURCULIONIDE DELLA SPAGNA E NOTE SUL GRUPPO DI O.andarensis REITTER,191
Otiorhynchus oliveri,n.sp.of Curculionid from Spain and notes on some taxa of the O.andarensis Reitter,1913,group.The n......
Recent palaeobotanical studies have provided new and important evidence on Chinese fossil plants. The majority of these......
Response of mollusk assemblages from the Luochuan loess section to orbital forcing since the last 25
This note presents a new result of terrestrial mollusk study from the Luochuan loesssection since the last 250 ka. A tot......
A fairly well-preserved specimen of a new primitive mammal, Repenomamus robustus gen. et sp. nov., has been described fr......
A new cyamodontoid placodont is named (Pse-phochelys polyosteoderma gen. et. sp. nov.) and described based on a three-di......
A new dinosaur of Early Cretaceous age was recently discovered from the Mazongshan area of northwestern Gansu Province,......
An almost complete skull, which was collected from the Upper Cretaceous of the Bayan Mandahu area in Inner Mongolia, Ch......
A New Genus of Psittacosauridae (Dinosauria: Ornithopoda) and the Origin and Early Evolution of Marg
An almost complete juvenile dinosaur skull with lower jaw was discovered from the Early Cretaceous Yixian Formation in ......
A new hadrosauroid dinosaur, Shuangmiaosaurus gilmorei gen. et sp. nov., is described based on a complete left maxilla ......
澳大利亚轮藻植物研究历史悠久 ,迄今约有 95种被描记。在 Wood(1972 )对澳大利亚轮藻植物的修订研究中 ,一些种因为标本遗失或已......
广西南部板董和柳桥地区晚长兴期台地及台地坳陷区沉积地层中发育两个不同的小型有孔虫动物群 ,它们与放射虫相伴生 ,呈实体化石形......
A Titanosaurian Sauropod Dinosaur with Opisthocoelous Caudal Vertebrae from the Early Late Cretaceou
We describe a new titanosaurian sauropod dinosaur, Borealosaurus wimani gen. et sp. nov., based on a distinctive mid-dis......
The Cycadales are one of the most ancient lineages of seed plants, with a fossil record that extends over 250 mil- lion ......
Based on a partial postcranial skeleton collected from the Lower Cretaceous Napai Formation of Guangxi, China, we erect ......
A new ceratopsian taxon Xuanhuaceratops niei gen. et sp. nov. is erected based on four fragmentary specimens collected f......
Reconstruction of ancient atmospheric conditions through the analysis of precipitation patterns is a novel endeavor in t......
llex strigillosa T.R.DUDLEY,sp.nov. 〔Section Pseudoaquifolium S.-Y.HU(1950)Series Lougecaudatae S.-Y.HU(1950)〕. DIAGN......
Dinosaur eggs are a special type of vertebrate fossils. Despite their varied shapes, all dinosaur eggs are composed of e......
A new leporid species, Nesolagus sinensis sp. nov., is described here representing the only leporid member of the Early ......
Cearadactylus atrox is one of the first pterosaurs unearthed from the Araripe Basin (Northeast Brazil) (Leonardi and Bor......
A New Mantispid-Like Species of Rhachiberothinae (Neuroptera:Berothidae) from Baltic Amber,with a Cr
Whalfera wiszniewskii sp.nov.is described from the Late Eocene Baltic amber.The genus Whalfera is considered as the only......
<正>Introduction Pterosaurs exhibit a large size range with the smallest approximately the size of a sparrow and the lar......
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Redescription of Cobitis longipectoralis Zhou, 1992 (Cypriniformes: Cobitidae) from late early Mioce
Here we revise a fossil cobitid species ■Cobitis longipectoralis Zhou, 1992, based mainly on a well-preserved specimen ......
Morphology and Histology of Lattice-like Ossified Epaxial Tendons in Psittacosaurus(Dinosauria:Cerat
Epaxial tendons play an important role in the study of the musculoskeletal system and locomotory style of dinosaurs.Alth......
Ceratopsid dinosaurs represent one of the best known dinosaur groups in the Late Cretaceous, and their unquestionable fo......
A new pterosaur Archaeoistiodactylus linglongtaensis gen. et sp. nov. is erected based on an incomplete skeleton with a ......
New Species of Enantiornithes(Aves:Ornithothoraces) from the Qiaotou Formation in Northern Hebei,Chi
We report on a new species of enantiornithine bird from the Lower Cretaceous Qiaotou Formation of northern Hebei,China.T......
