Final answer:
The crucifix in reference to the bishop is described as part of a religious iconography that is designed to show the active role of bishops in liturgy and sanctified spaces, often found in Eastern Orthodox and Byzantine art.
Step-by-step explanation:
The crucifix described in the context of the bishop's portrayal is likely a reference to the religious iconography common in Eastern Orthodox and Byzantine art. The depiction of bishops in a three-quarter pose, surrounded by liturgical objects, such as crosses or crucifixes, is designed to reflect their active role in the liturgy and in the space where church services are celebrated. The crucifix itself, as found on a templon beam, may be part of a complex composition that includes liturgical scenes, the figure of Christ, and various saints, all designed to invoke a sense of holiness and the sacred functions performed by the clergy. For example, in the detailed description provided, a piece from the Holy Monastery of Saint Catherine is mentioned that features a complex Crucifixion scene with various characters and symbols enhancing the theological depth of the artwork.