gasteroste1dæ

pl. [Mod. Lat. gasteros te ( us ), and Lat. fem. pl. adj. suff. -idœ.] Ichthy.: Sticklebacks. A family of spiny-finned fishes, by some separated from the Gurnards (Triglide), but united with them by others. There are bony plates on part of the order; other parts are sin, as; expect, Xenophon, exist. ph = f. IMG:content-0354.png:[ocr errors] gasterosteus unprotected even with scales. But these fisnes have formidable defenses in the strong and sharp spines of their fins. In place of depositing their spawn and leaving the young fry when hatched to cater for themselves as best they can, the male stickleback constructs a nest formed of vegetable matter, within which his mate deposits her eggs. These he defends with great courage and tenacity, attempting with his spines to rip up any fish which approaches the nest. găs ter ostě ŭs, s. [Pref. gastero- (q. v.), and Gr. osteon a bone.] Ichthy.: A genus of spiny-finned fishes. [GASTEROSTEIDE. Seven species are known in Britain. Gasterosteus trachurus or aculeatus is the Rough tailed Stickleback of books. It is found both in fresh and salt water, while G. spinach i a , the Fifteen spined Stickleback, the Great Sea-adder, is exclu sively marine. găs-ter-o-thă-lăm-ě-æ, s . pl . [Pref. gastero(q. v.), and Latin thalamus , from Gr.thalamos = an inner chamber, a bed-chamber.] Bot.: A tribe of Lichenacese. The shields are always closed or opened by the irregular separation of the thalloidal covering. Nucleus inclosed, containing asci deliquescing or shriveling up. ( Lind ley .) 1978