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Transcription
Fossil Diatoms
No.1128 Slide 1a. Richmond Va.
62/8 Coscinodiscus lineatus near a large broken
74/12 Coscinodiscus oculus-iridis Ehr.
69/8 Coscinodiscus oculus-iridis Ehr.
70 Gallinella sulcata, Column of 7 joints
(Connecting margin of last
68/12 Braspedodiscus coscinodiscus Ehr.
70/14 Coscinodiscus?
68/14 Coscinodiscus?
63/8 Navicula sigma large one
79/12 ? Curvina fragment with coscinoid
marking of broken fringes -
62 Holospythus ? rays.
84/14 Braspedodiscus coscinodiscus just above a
big air bubble.
58/12 Syptelephania diadema, Seen obliquely
showing teeth
68/18 Coscinodiscus gigas Ehr. {with a small
Cos. oculus-iridis over it
56 Nulacodiscus cruci - Seen obliquely-
69/14 Coscinodiscus perforatus - broken on one side
58/8 Coscinodiscus lineatus
53 Coscinodiscus oculus-iridis.
22/14 Coscinodiscus oculus-iridis.
52/14 Coscinodiscus oculus-iridis.
60/12 Hactinidium Seen obliquely S.E. of last
50/18 Siniotheleium adantella Ehr.
69 Navicula sigma Ehr.
62/13 Denticella with spines-
50 Diuguerus ?
49/14 Polyciatum
87/12 Chaetoceros Close to last on E.
47 Mastigogonia 14 rays
76/14 Siniotheleium adantella
49/14 " E. of last
69 "
48/14 " E. of air bubble
82 "
45/14 Actinocyclus denarius - 10 rays, blue disc
74/14 Siniotheleium adantella Ehr.
43/14
78/14