[1] | 邓宝.1979.紫阳弓笔石的出现.古生物学报,18(3):308~310.
|
[2] | 傅力浦.1980.秦岭地区早和中志留世的笔石分带.地质论评,26(2):106~111.
|
[3] | 傅力浦.1983.陕西紫阳芭蕉口志留纪地层.中国地质科学院西安地质矿产研究所所刊,(6):1~18.
|
[4] | 傅力浦.1984.中国紫阳地区晚奥陶世至中志留世的笔石分带.国际交流地质学术论文集--为二十七届国际地质大会撰写,(1):215~228.
|
[5] | 傅力浦.1985.陕西紫阳文洛克早期和兰多维列最晚期的弓笔石.古生物学报,24(3):322~331.
|
[6] | 傅力浦,宋礼生.1986.陕西紫阳地区(过渡带)志留纪地层及古生物.中国地质科学院西安地质矿产研究所所刊,(14):1~198.
|
[7] | 葛梅钰,李崇楼.1984.陕西紫阳瓦房店志留纪地层.南京地质古生物研究所丛刊,(9):145~168.
|
[8] | 霍世诚,傅力浦.1984.萨克马尔弓笔石谱系的演化趋向.古生物学报,23(1):32~35.
|
[9] | Fu Lipu. 1984. Late Ordovician to Middle Silurian graptolite zone in Ziyang area, China. In: Scientific Papers on Geology for International Exchange Prepared for the 27th International Geological Congress, 1: 215~228.
|
[10] | Fu Lipu. 1985. Early Wenlockian and latest Llandoverian Cyrtograptus in Ziyang, Shaanxi. Acta Palaeontologica Sinica, 24(3): 322~331(in Chinese with English abstract).
|
[11] | Fu Lipu, Song Lisheng. 1986. Stratigraphy and Palaeontology of Silurian in Ziyang region. Bull. Xi\'an Inst. Geol. Min. Res.,Chinese Acad. Geol. Sci. , 14: 1~198(in Chinese with English abstract).
|
[12] | Fu Lipu, Zhang Zifu, Geng Liangyu. 2000. The Most Complete Sequence of Telychian Graptolite Zones in the World. Acta Geologica Sinica (English Edition), 74(2): 126~131.
|
[13] | Ge Meiyu, Li Chonglou. 1984. Silurian graptolite-bearing strata in Ziyang, southern Shaanxi. Bulletin of Nanjing Institute of Geology and Palaeontology, Academia Sinica, 9: 145 ~ 168.
|
[14] | Ge Meiyu. 1994. Cyrtograptus of China. In: Chen Xu, Erdtmann B D, Ni Yunan, eds. Graptolite Research Today. 101~112.
|
[15] | Lenz A C. 1982. Llandoverian graptolites of the northern Canadian Cordillera: Petalograptus, Cephalograptus, Rhaphidograptus,Dimorphograptus, Retiolitidae and Monograptidae. Life Sciences Contribution, Royal Ontaro Museum, (13): 1~154.
|
[16] | Loydell D K. 1992 ~ 1993. Upper Aeronian and lower Telychian (Llandovery) graptolites from western mid-Wales. Pts. 1~ 2:1~ 55, 56 ~ 180. Monograph of the Palaeontographical Society.The Palaeontographical Society, London.
|
[17] | Loydell D K. 1998. Early Silurian sea-level changes. Geol. Mag. ,(135): 447~471.
|
[18] | 中国地质科学院三室.1963.秦岭化石手册.北京:地质出版社.
|
[19] | Bjerreskov M. 1992. Upper Llandovery and wenlock Cyrtograptus from the Silurian Peary Land Group, North Greenland. Gronlands Geologiske Undersogelse Bulletin, 163: 5~29.
|
[20] | Boucek B. 1933. Monographie der obeersilurischen Graptolithen der Familie Cyrtograptidae. Trav. Inst. Geol. Paleont. Univ. Charles Praha 1, 1~84.
|
[21] | Deng Bao. 1979. On the occurrence of Cyrtograptus (graptolite) from Ziyang, Shaanxi. Acta Palaeontologica Sinica, 18 (3): 308~310(in Chinese with English abstract).
|
[22] | Deng Bao. 1986. On the morphological characteristics of the spiralis group and the stratigraphic significance of the apperance of Cyrtograptus. In: Hughes C P, Rickards R B, eds. Palaeoecology and biostratigraphy of graptolites. Geological Society Special Publication, (20): 191~195.
|
[23] | Elles G L, Wood E M R. 1901~ 1918. A Monograph of British Graptolites. Paleontolographical Society London, 1~ 539.
|
[24] | Fu Lipu. 1980. Zonation of graptolites from Early and Middle Silurian in Qinling area. Geological Review, 26 (2): 106 ~ 111 (in Chinese with English abstract).
|
[25] | Fu Lipu. 1983. Silurian stratigraphy in Bajiaokou, Ziyang, Shaanxi.Bull. Xi\'an Inst. Geol. Min. Res. , Chinese Acad. Geol. Sci. , 6:1 ~ 18 (in Chinese with English abstract).
|
[26] | Stratigraphic and paleontological part of Chinese Academy of Geological Sciences. 1963. Handbook of fossils in Qingling area. Beijing:Geological publishing House(in Chinese).
|