Disencyclocyticutis roseltii

Name

Disencyclocyticutis roseltii

Rank

Species

Generic Name

[Genus] Disencyclocyticutis

Authors (Pub.)

Tewari R. Mandaokar B. D. Mehrotra R. C.  

Publication

Fossil cuticles from the Oligocene sediments of northeast India [2005/12]

Journal

Journal of applied bioscience

Volume

31

Issue

2

Page number

101

Year

2005

Fossil Status

leaves (cuticles)

Stratigraphy

Chattian

Strat. comment

Tikak Parbat Formation

Location

Jeypore Colliery, Sibsagar District, Assam, India

Paleoregion

Eurasia (Indostan)

Data for Holotypus

Repository

Birbal Sahni Institute of Palaeosciences, Lucknow, India

Repository Number

Slide No. BSIP 12995

Num

2: 9-10

Pub.

Fossil cuticles from the Oligocene sediments of northeast India [2005/12]

Diagnosis

Cells undifferentiated into veins and mesh areas, polygonal to variously shaped, irregularly arranged, 5.0-12 ym x 4-10 um in size; anticlinal walls of the cells straight to slightly wavy, 1 um wide, surface walls striated; stomata oval to circular, cyclocytic, superficial, 10-16 x 10-12 um in size, irregular in distibution and orientation, stomatal apparatus hyaline as compared to other epidermal cells, guard cells kidney shaped, 10-16 x 4 um in size, stomatal slit biconvex, open, 8-16 x 2-4 um in size, subsidiary cells apparently narrower and darker (cutinised) than the other epidermal cells and forming a ring around stomata, stomatal index varying from 11.1 to 12.5.