Definition of Macroconchs. Meaning of Macroconchs. Synonyms of Macroconchs

- of certain ammonite s**** of the same species, the larger s**** (the macroconch) being female, and the smaller s**** (the microconch) being male. This...
- with ****. This is largely reflected in the s****, with some specimens (macroconchs) being distinctly larger in size than the others (microconchs). In the...
- macroconchs. Microconch and macroconch variations, presumed male and female respectively, also differ in their apertures. The aperture of macroconch Duashnoceras...
- dimorphism in their size. While microconchs reach 16–62 mm in diameter, macroconchs s**** width is 85–200 mm. They are moderately involute, compressed and...
- oblique ventrolateral clavi. Usually, ribs are zigzagging through venter. Macroconchs have a smooth body chamber and rounded venter. Currently, there is confusion...
- into prominent and moderately sharp secondary ribs. The aperture of the macroconch has a broad ventral collar preceded by a constriction. That of the microconch...
- dimorphism in their size. While microconchs reach 24–51 mm in diameter, macroconchs s**** width is 115–430 mm. They are moderately evolute to involute and...
- (Eodactylites) has probably evolved from this genus. Aveyroniceras is a name for macroconchs of this genus. Their fossils were found in Europe, northern Africa, Asia...
- sloping sides. The aperture is circular. The fossils come in two sizes, the macroconch (female) ranging in size from 95 to 175 millimetres (3.7 to 6.9 in) in...
- Macrochons can be 4, to 6 times larger than microconchs. As an example, macroconchs of Pseudolioceras are more than 150mm in diameter, while adult microconchs...