anal style is present in 2

Anal styles are the unjointed paired structures found in the male cockroach’s 9th sternum. On the tenth segment of both male and female, a pair of lengthy and jointed anal cerci are found laterally. In male cockroaches, the 9th sternum of the abdomen is made up of a pair of small, unjointed anal styles, the 10th segment is made up of elongated, anal cerci, and the sternum of the mesothorax is not split. Female cockroaches have a pair of anal cercis, each of which has a split sternum.

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