biforous
Look at other dictionaries:
Biforous — Bif o*rous, a. [L. biforis having two doors; bis twice, two + foris door.] See {Biforate}. [1913 Webster] … The Collaborative International Dictionary of English
biforous spiracle — (ARTHROPODA: Insecta) An immature s spiracle having two entrances (air tubes); annular biforous spiracles … Dictionary of invertebrate zoology
biforous — bi·fo·rous … English syllables
annular spiracle — (ARTHROPODA: Insecta) 1. In immature Lepidoptera and Hymenoptera, simple, ring like spiracles with a single opening with no accessory chambers. 2. In other immature insects, may be biforous, having two small or large accessory or secondary… … Dictionary of invertebrate zoology
