spiracle in English
noun
1
an external respiratory opening, especially each of a number of pores on the body of an insect, or each of a pair of vestigial gill slits behind the eye of a cartilaginous fish.
Catsharks have moderately large spiracles , or respiratory openings, and five pairs of gill slits.
Use "spiracle" in a sentence
Below are sample sentences containing the word "spiracle" from the English Dictionary. We can refer to these sentence patterns for sentences in case of finding sample sentences with the word "spiracle", or refer to the context using the word "spiracle" in the English Dictionary.
1. VII puts all Lorenzinian ampullae having their openings between spiracle and gill-slits out of action, whereas the lateral canal organs and all other skin receptors in the same area remain untouched.
2. Unique protibial (2 teeth on the lateral margin in both sexes, subapical position of reduced protibial spur) and abdominal (Bisinuate margin of 6 th abdomi nal sternite, terminal spiracle not positioned on pleural suture) characters of Eriosce lis emarginata also complicate recognition of the genus and may be reasons to doubt the monophyly of