Assertion: insect's pair | /r/AtLocation | segment
Facets:
value: in some species
type: OTHER
Source sentences:
text: One or more pairs of spermathecae are present in segments 9 and 10 (depending on the species) which are internal sacs that receive and store sperm from the other worm during copulation.
text: In all cases the anal opening is located on the last segment; in some species, such as the mayflies, a pair of feelers, called cerci, is also present on this segment.