| 31. | Rugose and tabulate corals became extinct.
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| 32. | The exposure is unique large and diverse tabulate corals and rugose corals are exposed in lifelike positions.
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| 33. | Other cranial ornamentation included a rugose laterally-projecting lacrimal ridge on the top of the skull.
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| 34. | Tail ending in a large rugose shield, which is neither truncated nor spinose at the end.
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| 35. | The integument ( a protective outer layer ) is rugose throughout except on the legs and gaster.
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| 36. | The cortex is conspicuously rugose ( with short wavy or sinuous ridges ) above the mid region.
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| 37. | However, there are some unusual examples of well-preserved aragonitic rugose corals in the late Permian.
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| 38. | Tail ending in a large convex rugose shield, which is neither truncated nor spinose at the end.
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| 39. | The tone of this smooth muscle is responsible for the wrinkled ( rugose ) appearance of the scrotum . 66
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| 40. | Smaller furrows may be described by other terms such as rugose, rugulose, plicate, striate, etc.
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