Trocholites is a tarphycerid genus in the family Trocholitidae from the Middle and Late Ordovician with a gradually expanding, weakly ribbed shell; whorls...

coiled and gyroconic; others, such as Campbelloceras, Tarphyceras, and Trocholites, are tightly coiled, but evolute with all whorls showing. The body chamber...

Trocholites, an tarphycerid from the Upper Ordovician of Wisconsin...

from the Sinnipee Group in Dane County The imprint of the nautiloid Trocholites from the Sinnipee Group in Dane County An unidentified orthid brachiopod...

marginodorsal in the succeeding two whorls, then subdorsal at maturity. As with Trocholites, the dorsal siphuncle in Discoceras probably indicates an orientation...

Centrotarphyceras is subquadrate and has a central siphuncle, and from Trocholites in that although Trocholites is subcircular in cross section, the siphuncle is subdorsal...

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...

†Tripteroceroides †Trispectes †Tritonoceras †Trochoceras †Trochodictyoceras †Trocholites †Trocholitoceras †Troedssonella †Troedssonoceras †Troostoceras †Tshingizoceras...

brandonensis – type locality for species †Tremanotus †Tremanotus angustata †Trocholites †Trochonema †Trochonema beachi – tentative report †Trochonema beloitense...

†Treptoceras †Triarthrus †Triarthrus eatoni †Triendoceras – tentative report †Trocholites †Ulrichicrinus †Whiteavesia †Worthenia †Zadelsdorfia – tentative report...

locality for genus †Trigyra ulrichi – type locality for species †Trocholites †Trocholites internestriatus †Trocholitoceras †Trocholitoceras walcotti †Trochonema...

for species †Trigonocarpus †Trigonodictya †Trigonodictya acuta †Trocholites †Trocholites faberi †Trochonema †Trochonema canadensis †Trochonema subcrassum...

†Tritonophon †Tritonophon trilobatus †Trochoceras †Trocholites †Trocholites ammonius †Trocholites gracilis †Trocholites ruedemanni †Trochonema †Trochonema dispar...

from the Sinnipee Group in Dane County The imprint of the nautiloid Trocholites from the Sinnipee Group in Dane County An unidentified orthid brachiopod...

†Tornoceras †Treptoceras †Triarthrus †Triendoceras – tentative report †Trocholites †Tuditanus – type locality for genus †Tuditanus punctulatus – type locality...

or unidentified comparable form †Syringopora †Thompsonella †Trinodus †Trocholites – tentative report †Volborthella †Wanneria †Xenodiscus †Zacanthoides...

report †Tricrepicephalus †Trigonocercella †Trinodus †Triplagnostus †Trocholites †Tseajaia †Tseajaia campi – type locality for species †Tuzoia †Utaherpeton...

†Tentaculites †Tetragraptus †Tetrataxis †Thoracocare †Triarthrus †Trinodus †Trocholites †Tuzoia †Tylonautilus †Uraloceras †Uraloceras burtiense †Uraloceras involutum...

†Triarthrus †Triarthrus eatoni †Triendoceras †Trimerus †Trochoceras †Trocholites †Truyolsoceras †Tryblidium †Valcouroceras †Variabiloconus †Variabiloconus...

Vasalemma Formation  Estonia Genus includes new species R. rummuensis. Trocholites gennadii Sp. nov Valid Kröger & Aubrechtová Ordovician (Sandbian) Vasalemma...

subspinosus – or unidentified comparable form †Triquitrites tribullatus †Trocholites †Trochonema †Trochonemopsis †Trochonemopsis meekanum †Troedssonoceras...

unidentified related form †Triticites viribus – type locality for species †Trocholites – tentative report †Trochonema †Trochonema liljevalli – type locality...

Aubrechtová, M.; Turek, V.; Manda, Š. (2023). "The tarphyceratid cephalopod Trocholites in the Middle–Upper Ordovician of the Prague Basin —the Baltican element...

†Trigonocerca typica †Trigrammaria †Trinodus †Tritoechia †Tritoechia sinuata †Trocholites †Trochonema – tentative report †Tropidodiscus †Trupetostroma †Tryplasma...

†Triticites †Tritoechia †Tritoechia loganensis †Tritoechia sinuata †Trocholites †Trochophyllum – tentative report †Trymataspis †Trymataspis depressa...