Fossil woods of Dipterocarpaceae from the Tertiary of South Arcot district, Madras

C.G.K. Ramanujam

doi:10.54991/jop.1955.469

Authors

C.G.K. Ramanujam Birbal Sahni Institute of Palaeobotany, 53 University Road, Lucknow 226007, India

DOI:

https://doi.org/10.54991/jop.1955.469

Abstract

The paper describes three new species of fossil woods of Dipterocarpaceae, from the Tertiary rocks of Mortandra, in South Arcot district. They resemble very strongly the extant species of Shorea and Dipterocarpus. The fossils are named as Shoreoxylon Holdeni, Shoreoxylon mortandranse and Dipterocarpoxyloll indicum.

Downloads

Download data is not yet available.

Metrics

Metrics Loading ...

References

BANCROFT, H. (1933). A contribution to the geological history of the Dipterocarpaceae. Geol. Foren. Forhandl. 55 (1): 59-100.

Idem (1935). The wood anatomy of representative members of Monotoideae. Amer. Jour. Bot. 22.

BERGER, L. G. DEN. (1923). Fossile Houtsoorten uit het Tertiar Van zuid-Sumatra. Verhand. Geol. Mijnb. Gen. Nederland en kol. 7: 143-148.

Idem (1927). Unterscheidungsmerkmale von rezenten und fossilen Dipterocarpaceae gattungen. Bull. Jard. Bot. Builen. Zorb. 3 (8): 495-498.

BOUREAU, E. (1952). Contribution a l’etude Paleoxylologique l’Indochine. Mem. Mus. Nationale. 2 (1): 3-14.

CRIES, L. (1888). Recherches sur la Flora Pliocene de Java. Samm. Geol. Reichs. Mus. Leiden. 5: 1-22.

CHIARUGI, A. (1933). Legni fossile dellar Somalia Italiana. Palaeontographia Italica. 32 (1): 106-118.

CHOWDHURY, K. A. (1938). Two fossil dicotyledonous woods from the Garo Hills, Assam. Rec. Geol. Surv. India. 73 (2): 247-266.

DESCH, H. E (1936). Commercial timbers of Malay Peninsula, I; The genus Shorea. Malayan For. Rec. 12.

EDWARDS, W. N. (1931). Fossilium Catalogus. II. Plantae. Pars. 17. Dictoyledones.

GAMBLE, J. S (1922). A manual of Indian Timbers. London.

GUPTA, K. M. (1935a). Critical remarks on Dipterocarpoxylon burmense Holden Irrawadioxylon burmense, gen. et sp. nov. Proc. Indian Acad. Sci. 1 (9): 549-555.

Idem (1935b). A review of the genus Dipterocarpoxylon of Holden with a special description of a new species, D. Holdeni, from the Irrawady system of Burma. Ibid. 1 (10): 633-639.

HOLDEN, R. (1916). A fossil wood from Burma. Rec. Geol. Surv. India. 47: 267-272.

KRAUSEL, R. (1922). Fossile Holzer aus dem Tertiar von sud Sumatra. Verhand Geol. Mijnb. Gen. Nederland. en. Kol. 5: 231-287.

Idem (1925). Der stand unserer Kenntnisse von der Tertiar flora Nederlandisch-Indiens. Ibid. 8: 329-342.

Idem (1926). Uber einige Fossile Holzer aus Java. Leidsche. Geol. Med. 2: 1-6.

KRISHNAN, M. S. (1949). Geology of India and Burma. Madras.

MERRIL, E. D. (1923). Distribution of the Dipterocarpaceae. Philip. Jour. Sci. 23.

METCALFE, C. R. & CHALK, K. P. (1950). Anatomy of the Dicotyledons. 1. Oxford.

PEARSON, R. S. & BROWN, H. P. (1932). Commercial timbers of India. Govt. India Publication.

RAMANUJAM, C. G. K. (1953). Fossil woods resembling Magnifera, Shorea, and Albizzia in the Tertiary rocks of South India. Curr. Sci. 22: 336-337.

Idem (1945a). Fossil woods belonging to Guttiferae, Celastraceae, Leguminosae, Sonneratiaceae, and Euphoriaceae from the Tertiary rocks of South Arcot district, Madras. Jour. Sci. Industr. Res. 13B: 146-147.

Idem (1945b). On some silicified woods from near Pondicherry, South India. The Palaeobotanist. 3: 40-50.

REYS, L. S (1923). Woods of Philippine Dipterocarps. Philip. Jour. Sci. 22 (3): 291-344.

SAHNI, B. (1931). Revisions of Indian fossil plants. Pt. II. Coniferales (b. petrifactions). Mem. Geol. Surv. Ind. Pal. Indica. N. S. 11: 66-69.

SUMMERHEYES, V. S. (1931). An enumeration of the Angiosperms of the Scychelles Archipelago. Trans. Linn. Soc. 19 (2): 261.

WADIA, D. N. (1953). Geology f India. London.