pterodium

[Gr. pteron =a wing, and eidos = form.] Bot .: A samara. ( Desvaux . ) ptěr'-o-don, s . [Gr. pteron =awing; suff. -odon .] Palæont.: A genus of Hyænodontidæ, allied to the type-genus, from the Upper Eocene of France. ptěr-o-glos-sŭs, s . [Pref. ptero- , and Gr. glō a the tongue.] Ornith.: A genus of Rhamphastide. Nostrils vertical, naked; wings short, rounded; tail lengthened, graduated. ptěr'-ō-Is, s . [Gr. pteroeis feathered, winged.] Ichthy.: A genus of Scorpænide, with nine species, from the tropical Indo-Pacific. They are beautifully colored, and the pectoral rays are prolonged. It was formerly believed that, like Dactyloporus, they could take short flights, but the membrane connecting the pectoral rays is too short to enable them to raise themselves from the surface of the water. pter-o-lite, s. [Pref. ptero- , and Gr. lithos =a stone.] Min.: An altered lepidomelane (q. v.), occurring in plumose groups. ptě-rō-ma, s . [Gr., from pteron =a wing.] Arch.: The spaces between the walls of the cella of a temple and the columns of a peristyle. ptěr-o-měs, s. [Pref. ptero- , and Gr. mys=a mouse.] Zool.: A genus of Sciurine, with twelve species, confined to the wooded regions from the Western Him a lay as to Java and Borneo, with species in Formosa and Japan. ( Wallace .) Tail cylindrical; limbs united by a cutaneous expansion forming a parachute, the supporting cartilage of which springs from the carpus. †pter-o-nō-tus, s. [Pref. ptero- , and Gr. notos the back.] of Zool.: Chilonycteris, According in which to Gray Dobson and Peters, places a sub-genus it as Chi lonycteris davy i. pter-o-nür-a, s. [Gr. pteron =a wing, and our a a tail.] Zool .: Margined-tailed Otter; a genus of Lutrinæ, with one species, pteronura sand bach i i , from Brazil and Surinam. ptěr-oph-a-nēs, s. [Pref. ptero-, and Gr. phanos bright.] Ornith.: Sapphire-wing; a genus of Trochil ide (q.v.). Wings large and sickle-shaped, tarsi clothed, bill very stout and slightly turned-up at the point. The female has much more somber plumage than the male. One species only known, Pterophanes temmincki , ranging into Columbia, through Ecuador, to Peru and Bolivia. pteropus pter-o-phor'-I-dæ, subst. pl. [Mod. Lat. pterophor(us); Lat. fem. pl. adj. suff. -ide.] Entom .: A family of small Moths, constituting the group Pterophorina. Generally with the anterior wings bifid and the posterior ones trifid. pter-o-phor-i-ną, subst. pl. [Mod. Lat. ptero phor ( us ); Lat. neut. pl. adj. suff. -ina.] [PTERO IMG:content-1697.png:[graphic] PHORIDE.] pter-õph-or-ŭs, s. [Greek pterophoros =feathered: pref. ptero-, and phoros =bearing.] Entomology : Plume-moths; the typical genus of Pterophoride. Small gray or white moths. pter-ô-phyl-lum, s . [Pref. ptero- , and phyllon = a leaf.] Palæobotany: A genus of Cycadaceae (?), with winged leaves. From the Rhætic, the Oolite, and the Wealden of Northwestern Europe. ptěr-o-pi, s. pl. [PTEROPUS.]