reedsoceras造句

例句与造句

1. "Reedsoceras " was named as a genus characterized by rapidly expanding exogastric cyrtocones with unconstricted apertures and straight sutures.
2. It is found associated with " Simardoceras " and " Reedsoceras " with which it may be closely related.
3. The slender siphuncle segments also distinguish it from the apparently more closely related " Sinclairoceras " and from its apparent derivative " Reedsoceras ".
4. Segments are broadly expanded and broadly rounded, differing from the more narrow segmments of " Simardoceras " but similar in outline to those of " Reedsoceras ".
5. "Sinclairoceras ", " Simardoceras ", and " Reedsoceras " are found in beds of Black River age ( Middle Ordovician ) and seem to be closely related, and may even form a phylogenetic ( evolutionary ) series.
6. It's difficult to find reedsoceras in a sentence. 用reedsoceras造句挺难的
7. "Reedsoceras " seems to be derived from " Simardoceras " and to be more closely related to a group that also includes " Sinclairoceras " than to other westonoceratids, especially those with long narrowing body chambers and bent back exogastric phragmocones like " Winnipegoceras ".