Shell almost completely uncoiled, in one plane, with internal septa.
As she walked, the fear and helplessness uncoiled, loosening their grip on her chest.
A characteristic feature is the one-sided (dorsiventral) inflorescence, well illustrated in forget-me-not and other species of Myosotis; the cyme is at first closely coiled, becoming uncoiled as the flowers open.
She shuddered involuntarily as it slowly uncoiled, stretched across the porch and eventually disappeared off the edge into the tall grass.
The alimentary canal is uncoiled and cylindrical, and gives rise laterally to large gastric glands, which are more than a single pair in number (two to six pairs), and may assume the form of simple caeca.