LOP- 



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LITN- 



lophiostomate (Io'ff6st5'mat) a. [Gk. 

 lophion, small crest ; stoma, mouth.] 

 With crested conceptacle-opening 

 (tot.). 



lophobranchiate (lo'fobrang'kiat) a. 

 [Gk. lophos, crest ; brangchia, gills.] 

 With tufted gills (zool.). 



lophocalthrops (lo'fokal'throps) n. 

 [Gk. lophos, crest ; A.S. coltraeppe, 

 a kind of thistle.] A sponge spic- 

 ule with all the rays crested or 

 branched (zool.). 



lophocercal (lo'foseVkal) a. [Gk. 

 lophos, crest ; kerkos, tail.] Having 

 a rayless caudal fin like a ridge 

 round the end of the vertebral 

 column (zool.}. 



lophodont (lo'fodont) a. [Gk. lophos, 

 crest ; odous, tooth.] Having trans- 

 verse ridges on the cheek-teeth 

 grinding surface (zool.). 



lophophore (lo'fofor) n. [Gk. lophos, 

 crest ; pherein, to carry.] An oval 

 tentacle-supporting organ in Poly- 

 zoa and Brachiopods (zool.). 



lophoselenodont (lo'fosfile'nodont) a. 

 [Gk. lophos, crest ; selene, moon ; 

 odous, tooth.] Having the cheek 

 teeth ridged with crescentic cuspid 

 ridges on the grinding surface (zool.). 



lophosteon (lo'fos'teon) n. [Gk. lophos, 

 ridge ; osteon, bone.] The keel- 

 ridge of a sternum (zool.). 



lophotriaene (lo'fotri'en) n. [Gk. 

 lophos, ridge ; triaina, trident.] 

 Lophocalthrops. 



lophotrichous (lofoYrikus) a. [Gk. 

 lophos, ridge ; thrix, hair.] Having 

 long whip-like flagella (hot., zool.). 



lophs (lofs) n. flu. [Gk. lophos, ridge.] 

 Crests which may connect the 

 cones in teeth and so form ridges 

 (zool.). 



loral (lo'ral) a. [L. lorum, thong.] 

 Pert, or situated at the lore (zool.). 



lorate (lo'rat) a. [L. lorum, thong.] 

 Strap-shaped (tot.). 



lore (lor) n. [L. lorum, thong.] The 

 space between bill and eyes in 

 birds (zool.). 



lorica (loYlka) n. [L. lorica, corselet.] 

 A protective external case found in 

 Rotifers and Infusorians (zool.). 



loricate (lor'ikat) a. [L. lorica, corse- 

 let.] Covered with protective shell 

 or scales (zool.). 



lorication moment, the occasion of 



the deposition of silica for an 

 entire skeleton at one time (zool.). 



lorum (lo'rum) n. [L. lorum, thong.] 

 The piece of the under jaw on which 

 the submentum lies in certain 

 Insects (zool.). 



loxodont (lok'sodont) a. [Gk. loxos, 

 oblique ; odous, tooth.] Having 

 molar teeth with shallow grooves 

 between the ridges (zool.). 



luciferase (loostf'e'ras) n. [L. lux, 

 light \ferre, to carry.] An oxidizing 

 enzyme which acts on luciferine, 

 causing luminosity in certain ani- 

 mals (phys.). 



luciferine (loosif'grin) n. [L. lux, 

 light ; ferre, to carry.] The sub- 

 stance oxidized by luciferase, caus- 

 ing luminosity ; it appears to have 

 some of the properties of proteins 

 (phys.). 



lumbar (lum'bar) a. [L. htmbus, 

 loin.] Pert, or near the region of 

 the loins ; appl. artery, vein, ver- 

 tebra, plexus, gland (anat.). 



lumbocostal (lum'bokos'tal) a. [L. 

 lumbus, loin ; costa, rib.] Pert. 

 loins and ribs ; appl. arch (anat.). 



lumbosacral (lum'bosa'kral) a. [L. 

 lumbus, loin ; sacrum, sacred.] 

 Pert, loins and sacrum ; appl. 

 nerve-plexus, trunk (anat.). 



lumbriciform (Iumbrls'if6rm) a. [L. 

 lumbricus, earth-worm ; forma, 

 shape.] Like a worm (zool.). 



lumbricoid (lum'brlkoid). Lumbrici- 

 form. 



lumen (lii'mSn, loo-) n. [L. lumen, 

 light.] The cavity of a tubular 

 part or organ (anat.). 



luminous organs, specialized organs 

 for the production of light, found 

 in fireflies, deep-sea fishes, glow- 

 worms, etc. (zool.). 



lunar (lu'nar, loo-) a. [L. luna, 

 moon.] Appl. carpal bone ; also 

 called semilunar and intermedium ; 

 lunate (zool.). 



lunare (lunar'e, loona'ra) n. [L. luna, 

 moon.] The lunar bone (anat.). 



lunate (lu'nat, loo-) a. [L. luna, 

 moon.] Somewhat crescent-shaped 

 (zool.). 



lung (lung) n. [A.S. lunge, lung.] 

 The paired or single respiratory 

 organ of air-breathing higher 

 a.nimal forms (zool.). 



