postcostal, a.
(pəʊstˈkɒstəl)
[f. post- B. 2 + L. costa, after costal.]
Behind a rib; spec. in Entom. situated next behind the costal vein or nervure of the wing.
| 1826 Kirby & Sp. Entomol. III. xxxv. 608 The Intermediate Area is that which lies between the postcostal or mediastinal nervure and the anal fold of the wing. 1836–9 Todd's Cycl. Anat. II. 927/1 The second longitudinal nervure is the post-costal. 1895 Syd. Soc. Lex., Postcostal, behind a rib. |