| 释义 |
fis·si·ros·tres
\ˌfisəˈräˌstrēz\ noun plural
Usage: capitalized
Etymology: New Latin, from fissi- + -rostres (from Latin rostrum beak) — more at rostrum
in former classifications : a group of birds having the bill deeply cleft, including the swifts, goatsuckers, swallows, and others, and not representing natural relationships |