• zscaphus trui,
• sscaphus trui,
• wscaphus trui,
• qscaphus trui,
• aacaphus trui,
• azcaphus trui,
• axcaphus trui,
• adcaphus trui,
• aecaphus trui,
• awcaphus trui,
• asxaphus trui,
• asvaphus trui,
• asfaphus trui,
• asdaphus trui,
• asczphus trui,
• ascsphus trui,
• ascwphus trui,
• ascqphus trui,
• ascaohus trui,
• ascalhus trui

The adjective form of "Ascaphus Trui" is "ascaphid".

The plural form of "Ascaphus Trui" is "Ascaphus Trui." The word "Ascaphus" is a genus name, and "Trui" is a specific species name within that genus. In scientific nomenclature, genus names are always capitalized and treated as singular. The plural form of the genus name would still be "Ascaphus" and the specific species name remains unchanged.

The singular form of the word "Ascaphus Trui" is "Ascaphus Trui". However, without any context or further information, it is difficult to determine the exact nature of "Ascaphus Trui".