encircled by anterior to adjacent to adjacent to attached to attached to first axillary sclerite pleuron epipleurite basalare The epipleurite that is adjacent to the anepisternum, is attached to the pleuron via muscle, is surrounded by the noto-pleural conjunctiva, and is anterior to the first axillary sclerite. anepisternum noto-pleural conjunctiva anatomical structure somatic muscle somatic muscle, invertebrate