Definition of Subdiscoidal. Meaning of Subdiscoidal. Synonyms of Subdiscoidal

- British Columbia. The s**** of Griesbachites is involute, subglobose to subdiscoidal, ribbed; with sloping sides converging on an arched venter. Like Juvavites...
- marine gastropod mollusk in the family Skeneidae. The height of the subdiscoidal s**** attains 0.75 mm, its diameter 1.3 mm This species occurs in the...
- Carboniferous (Pennsylvanian) to the Middle Permian, combine related genera with subdiscoidal to globular s**** that have a small umbilicus and goniatitic sutures...
- Karagondoceratids from Lower Mississippian strata, the s**** of which is thinly subdiscoidal to discoidal with an acute ventral margin in late ontogeny. Whorls are...
- goniatitid family Reticuloceratidae which are characterized by involute subdiscoidal s**** covered by linear or biconvex growth lines that may be crossed...
- Clyclolobus is a smooth, essentially involute subdiscoidal goniatitid ammonoid that has sutures with a bifurcate ventral lobe, flared outwardly at the...
- Helicinidae. (Original description) The s**** is rather small and thin, subdiscoidal, and flattened beneath, with a pale brown coloration. The epidermis is...
- Acanthoclymeniidae are characterized by their small slightly involute, subdiscoidal, widely umbilicate s**** that reach only a few centimeters in diameter...
- very early Carboniferous of what is now Russia. [1] Aquilonites has a subdiscoidal, involute s**** with a small to very narrow umbilicus, covered by biconvex...
- that is endemic to Australia's Lord Howe Island in the Tasman Sea. The subdiscoidal s**** of the mature snail is 0.7–0.8 mm in height, with a diameter of...