- Blastoidea in which the thecal plates have assumed a definite number and position in 3 circlets, as follows: 3 basals, 2 large and I small; 5 radials, often forkshaped, forming a closed circlet; 5 deltoids, interradial in position, supported on the shoulders or processes of the radials, and often surrounding the peristome with their oral ends. [Please select]
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"Much good your biceps, and deltoids, and things do you, if you can't right up a little cut like that," squeaked the ungrateful hero. [Please select]
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Anxious thoughts of her father rendered "biceps, deltoids, and things" uninteresting, and hoping to compose her mind, she took up The Old Painters and went on with the story of Claude Lorraine. [Please select]
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