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Contributed by Yale Peabody Museum of Natural History.
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Transcription
Scephite collections- Nat. Mus. Czuzda, J.A. Jeletzky.
D. nicolletii complex
1. Casts from Cobben's collection - variant with
ventro-lateral nodes on early whorl. - it also
has tendency toward elongate radiating
umbilical node in end new body chamber,
The ventro-lateral nodes extend to end of
the body chamber.
Mabridge vicmb (Rozbide 2 mi S of
US 14-16 in approx NE¼, sec. 13, T.1N.
R. 14 E., 3 miles E Westa, S.D.)
Check these and other nicolleti-like
forms from the Mabridge.
2. D. abyssinus PI. XXXIX fig 3 of ELIes.
casts show nicolleti-like form, ventro-lateral
nodes on septate part (J.A.J. says even to
inner whorls. Slight radiating umbilical nodes
on bodychamber. (JAJ thinks possible
forerunner of roznensis.
3. D. nicolleti - Cast of the type. - need to
determine which variant this comes
from. It has ventro-lateral nodes on
septate part.