Horodyski, R.J. 
1975. Stromatolites of the lower Missoula Group (Middle Proterozoic), 
Belt Supergroup, Glacier National Park, Montana. Precamb. Res. 
2; 215-254. 
Horowitz, N.H. 
1945. On the evolution of biochemical synthesis. Proc. Natl. Acad. Sci. 
U.S. 31: 153-157. 
Horowitz, N.H. and J. Hubbard 
1974 The origin of life. Ann. Rev. Genetics 8; 393-410. 
Hovasse, R. 
1965) Arnoldia antiqua, gen. nov. sp. nov., Foraminifere probable du 
Precambrien de la Cote-d’ Ivoire. C.R. Acad. Sci. (Paris) 242(21): 
2582-2584. 
Hovasse, R. and R. Couture 
1961 Nouvelle decouverte dans I’ Antecambrien de la Céte-d’ Ivoire. de 
Birrimarnoldia antiqua (gen. nov.) = Arnoldia antiqua. C.R. 
Acad. Sci. (Paris) 252(7): 1054-1056. 
Howchin, W. 
1914 The occurrence of the genus Cryptozoén in the (?)Cambrian of 
Australia. Trans. Roy. Sco. South Australia 38: 1-10. 
Howell, B.F. 
1956 Evidence from fossils of the age of the Vindhyan system. Paleont. 
Soc. India 1(1): 108-112. 
Howell, D.G. 
1971 A stromatolite from the Proterozoic Pahrump group eastern 
California. Jour. Paleont. 45: 48-51. 
Hsing Yu-sheung and Liu Kuei-chih 
1973 Sinian microflora in the Yenliao region of China and its geological 
significance. Acta. Geol. Sinica, 1973 (1): 1-44 (English transl. 
1975) 
Hsiung, Y.H. and P. Kao 
1934 Preliminary notes on Sinian stratigraphy of North China. Bull. 
Geol. Soc. China 13; 243-288. 
Hubbard, J.A.E.B. 
1972, Stromatolite microfabric: Petrological model. Amer. Assoc. Pet- 
rol. Geol. Bull 56(3): 630 (Abstract). 
1972, Stromatolitic microfabric: A petrographic model. Jnt. Geol. Con- 
gress, 24th Sess., Montreal, Abstracts, pp. 11-12. 
Huber, N.K. 
1958 The environmental control of sedimentary iron minerals. Econ. 
Geology 53(2): 123-140. 
1959 Some aspects of the origin of the Ironwood iron formation of 
Michigan and Wisconsin. Econ. Geology 54(1): 82-118. 
Hubert, H. 
1933. Sur la présence d’organismes voisins des Collenia dans la région 
d’Atar. C.R. Acad. Sci., Soc. géol. France 10: 123-124, 
Hunt, C.B. and D.R. Mabey 
1966 — Stratigraphy and structure Death Valley. California. U.S. Geol. 
Surv. Prof. Paper 494-A:; 162 pp. 
104 
