Definition of Trocholitidae. Meaning of Trocholitidae. Synonyms of Trocholitidae

Here you will find one or more explanations in English for the word Trocholitidae. Also in the bottom left of the page several parts of wikipedia pages related to the word Trocholitidae and, of course, Trocholitidae synonyms and on the right images related to the word Trocholitidae.

Definition of Trocholitidae

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Meaning of Trocholitidae from wikipedia

- The Trocholitidae are Tarphycerida with whorls in close contact as with the Tarphyceratidae, but in which the siphuncle, similar in structure, becomes...
- Kingdom: Animalia Phylum: Mollusca class: Cephalopoda Subclass: Nautiloidea Order: †Tarphycerida Family: †Trocholitidae Genus: †Litoceras Hyatt, 1884...
- tarphyceratid group consisting of the Estonioceratidae, Tarphyceratidae, Trocholitidae, and Ophidioceratidae; the barradeoceratid group, derived from Centrotarphyceras...
- resembles some lituitids. Ophioceras seem to have its origin in the Trocholitidae, possibly in Graftonoceras. Ophioceras has a narrow, evolutely wound...
- being laterally fanged. Trochoidal coiling brings to mind the later Trocholitidae. Aethoceras was originally found in the lower Ordovician of Western...
- known mainly from the Lower Ordovician (M-U Canad); gave rise to the Trocholitidae and provided the sources for the more advanced barrandeocerids Genera...
- siphuncles do not appear until later in the Early Ordovician with the Trocholitidae, which if so would make it (Eburoceras) exogastric. Eburoceras is the...
- Plectoceras of the Barrandeocerina. Plectolites are included in the Trocholitidae. The s**** is strongly costate. Costae (ribs) slope back from the umbilical...
- Discoceras is an extinct marine cephalopod mollusk, a member of the Trocholitidae in the Tarphycerida. It is distinct from Discosorus, It is characterized...
- Trocholites is a tarphycerid genus in the family Trocholitidae from the Middle and Late Ordovician with a gradually expanding, weakly ribbed s****; whorls...