লক্ষ্য করুন: এই এন্ট্রির অনুবাদ বর্তমানে মান পর্যালোচনার অধীনে রয়েছে, তাই কিছু বিষয়বস্তু সাময়িকভাবে শুধুমাত্র ইংরেজিতে প্রদর্শিত হচ্ছে।
এই এন্ট্রিটি এখনও আপনার ভাষায় অনুবাদ করা হয়নি, তাই নিচে মূল লেখাটি দেখানো হচ্ছে।
brachiopod
This term is primarily used in paleontological and biological contexts. While brachiopods superficially resemble bivalve mollusks like clams or mussels, they are taxonomically distinct. The key anatomical difference lies in the symmetry of the shells; bivalves are typically symmetrical between the two valves, whereas brachiopod valves are symmetrical across the midline of each individual valve.
In a scientific register, the word is used to describe both extant species and the vast record of fossils found in sedimentary rock. Because they were incredibly abundant during the Paleozoic era, the term often appears in discussions regarding mass extinction events and stratigraphic dating.
Meanings
Examples
The fossilized shell of a brachiopod was embedded in the limestone.
The brachiopod uses its pedicle to anchor itself to the seafloor.
I wonder if this specimen is an articulate or an inarticulate brachiopod.
I wonder if this specimen is an articulate or an inarticulate brachiopod.
Brachiopods were incredibly abundant during the Paleozoic era.
Look at how the valves of this brachiopod are asymmetrical.
Look at how the valves of this brachiopod are asymmetrical.
The researcher identified a rare species of living brachiopod in the deep ocean.
A brachiopod filters plankton from the water using its lophophore.