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Trocholites is a
tarphycerid genus in the
family Trocholitidae from the
Middle and Late
Ordovician with a
gradually expanding,
weakly ribbed s****; whorls...
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coiled and gyroconic; others, such as Campbelloceras, Tarphyceras, and
Trocholites, are
tightly coiled, but
evolute with all
whorls showing. The body chamber...
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Trocholites, an
tarphycerid from the
Upper Ordovician of Wisconsin...
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marginodorsal in the
succeeding two whorls, then
subdorsal at maturity. As with
Trocholites, the
dorsal siphuncle in
Discoceras probably indicates an orientation...
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Centrotarphyceras is
subquadrate and has a
central siphuncle, and from
Trocholites in that
although Trocholites is
subcircular in
cross section, the
siphuncle is subdorsal...
- from the
Sinnipee Group in Dane
County The
imprint of the
nautiloid Trocholites from the
Sinnipee Group in Dane
County An
unidentified orthid brachiopod...
- margin, in
Jasperoceras it is
between the
center and dorsum.
Whorls in
Trocholites have a wide
cross section and low profile, in
Wichitoceras they are laterally...
- †Tornoceras †Treptoceras †Triarthrus †Triendoceras –
tentative report †
Trocholites †Tudit**** – type
locality for
genus †Tudit****
punctulatus – type locality...
- †Triarthrus †Triarthrus
eatoni †Triendoceras †Trimerus †Trochoceras †
Trocholites †Truyolsoceras †Tryblidium †Valcouroceras †Variabiloconus †Variabiloconus...
- †Tripteroceroides †Trispectes †Tritonoceras †Trochoceras †Trochodictyoceras †
Trocholites †Trocholitoceras †Troedssonella †Troedssonoceras †Troostoceras †Tshingizoceras...
