Translation 2816

1 ,`
• ••
a.-
9
are usually one or two oval bodies.
Cells measure 24-46 x 13-24M 13-20 f?
thick .. Cr. obovata 4.
Ventral edge is freqUently straight or
only slightly convex. Cells are generally
somewhat thinner; dorsal portion usually
more distinctly convex. (In some types of
form, the dorsal and ventral lines are
almost equally distinctly convex, but
the shape of the cell is never broadly
ovoid.) Anterior margin is usually quite
ti
ally very slight. Upper front corner is
. slightly conical, often slightly rounded,
often weaklY . cuspidate. Cells are slightly
compressed. Gullet approaches the middle
of the cell, and more rarely extends a
little beyond that point; frequently it
is directed somewhat towards the dorsal
side, and . it is relatively larger than
in the preceding form. Oval bodies appear
to be absent frequently 9 Measurementà;
1345 x 6-26)4 , thi'ck , (according
to SKUJA); 15-32 x 8-16A (according to
PASCHER) Cr erosa 5.
(43)