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plastral

[ plas-truhl ]

/ ˈplæs trəl /

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adjective Zoology.

of or relating to a plastron.

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Origin of plastral

First recorded in 1885–90; plastr(on) + -al¹

Words nearby plastral

plastiqueur, plastisol, plastometer, plastoquinone, plastotype, plastral, plastron, -plasty, -plasy, plat, Plata

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use plastral in a sentence

Variation and relative growth in the plastral scutes of the turtle Kinosternon integrum LeConte.
The Amphibians and Reptiles of Michoacn, Mxico|William E. Duellman
Siebenrock's synopsis of living trionychids was based entirely on plastral characters.
North American Recent Soft-shelled Turtles (Family Trionychidae)|Robert G. Webb
The pattern of sculpturing on the plastral bones as well as that of the carapace is generally of anastamosing ridges.
North American Recent Soft-shelled Turtles (Family Trionychidae)|Robert G. Webb
The smallest female, from Lajitas, having a plastral length of 6.9 centimeters, has a mottled carapace.
North American Recent Soft-shelled Turtles (Family Trionychidae)|Robert G. Webb

It was necessary to express plastral length as the sum of the lengths of forelobe and hind lobe.
Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz|John M. Legler