LIRIODENDRON 



201 



LIZAEB 



liriodendron, (lir-i-5-den'dron). [Gk. leirion, 

 lily ; dendron, tree.] American poplar= 

 Canoe-wood=White-wood= Virginian poplar: 

 a large tree belonging to Magnoliacese. L. 

 tulipifera=.~ViTgima,n tulip. 



Lissencephala, (lis-sen-sefa-la). [Gk. lissos, 

 smooth; eykephalos, brain. ] = Insectivora; 

 cheiroptera, &c. : Owen's term for a division 

 of Mammalia having a smooth brain. Fossil 

 remains found in Secondary rocks. 



Listera, (lis-te'ra). [Dr. Lister.] A plant be- 

 longing to Orchidacese. L. nidus-avis=~Bii-d's 

 nest orchis. L. ewata=Tway-blade. 



Literal equation. One in which the co-efficients 

 are letters. 



Litharge, (lith'arj). [Lithargyrus, the Latin 

 narne.]= Plumbic oxide=PbO. Red .=" L. 

 of gold." Yellow L.=" L. of silver," named 

 from their colours. 



Lithia, (lith'i-a). [Gk. lilhos, stone.]=L 2 O= 

 Oxide of lithium: one of the alkaline earths, 

 q.v.; corrodes platinum. 



Lithic, (lith'ik). [Gk. lithos, stone.] Belong- 

 ing to stone. L. acid=Uric acid, q.v. 



Lithichnozoa, ( lith-ik-no-zo'a ). [Gk. lithos, 

 stone; ichnos, track; zoon, animal.] Track- 

 discovered animals, known only by the fos- 

 silised tracks, such as foot-marks, tail-marks, 

 fin-marks, &c. Hitchcock's classification of 

 L.: 



Marsupialia. 



Cunoid=Doglike. 



Ornithoid=Birdlike. 



Loricoid, with bony scales. 

 Pachydactylous=Thick-toed birds. 

 Leptodactylous= Narrow-toed birds. 

 Batrachians. 

 Lizards. 

 Chelonians. 

 Fishes. 

 Crustaceans. 

 Myriapods. 

 Insects. 

 Annelidans. 



Lithium, (lith'i-um). [Lithia, g.v.]=L'=:One 

 of the alkali metals : a white soft metal, the 

 lightest solid body known, with great affinity 

 for oxygen; the salts of lithium corrode pla- 

 tinum. It gives red lines in spectrum, and 

 is found in many minerals and plants, mete- 

 oric stones, springs, tea, coffee, &c. 



Lithofellic acid, (lith-6-fel'lik). [Gk. lithos, 

 stone; L. fel, gall.] An acid obtained from 

 gall stones, bezoar stones, &c. 



Lithographus, (lith-og'ra-fus). [Gk. lithos, 

 stone; grapho, I write.] A crustacean ani- 

 mal known only by its fossil track, v. Lithi- 

 chnozoa. 



Lithography, ( lith-og'ra-fi ). [ Gk. lithos, 

 stone; graphe, writing.] A method of print- 

 ing from stone, on which lines are engraved. 

 Chromo L., in which the printing is in 

 colour, a separate stone being used for each 

 colour. 



Lithomarge, (lith'o-marj). [Gk. lithos, stone ; 

 L. marga, marl.] A mineral, chiefly silicate 

 of aluminum and oxide of iron ; a hard variety 

 of kaolin, q.v. 



Lithophytes, (lith'o-fits). [Gk. lithos, stone; 

 phyton, plant.] Stone- 

 plants : coral which has 

 a tree-like appearance. 



Lithos, (lith'os). [The 

 Greek word.] Used as 

 a prefix implying stone. 



Lithospermum, (li-thos- 

 per'mum). [Gk. lithos, 

 stone; sperma, seed.]= 

 Gromwell: an herb be- 

 longing to Boraginacese. 



Lithotomy, (lith-ot'6-mi). 

 [Gk. lithos, stone; tome, section.] A surgical 

 operation, having for its object the removal 

 of calculi, or stony accretions, from the 

 bladder. 



Litmic, (lit'mic). [Litmus, q.v.] One of the 

 constituents of litmus. 



Litmus, (lit'mus). [Lachmuss, the German 

 word.] A blue dye : obtained from Kocella 

 tinctoria and other lichens. L. papers; strips 

 of paper coloured with litmus, which ai-e 

 reddened if acted on by acids : used as tests 

 of the presence of acids. 



Litoricola. [L. litus, shore ; colo, I inhabit.] 

 A new genus of Eocene Crustacea. 



Litre, (le'tr). [The French word.] Unit of 

 measure of capacity=(decimetre) 3 =Kaune of 

 Germany=:Cubic decimetre=l| pints nearly. 

 Deci-L.=^ L.=6^ cubic inches. Deka- 

 L.=.IQ litres =2-2 gallons, fleet o-L. = 1 00 

 litres=22 gallons. 



Littoral zone, (lit'to-ral). [L. littus, shore.] 

 Between high and low water marks : has 

 abundance of sea-weeds, and many indi- 

 viduals, but few species, of animals. 



Littorella, (lit-to-rel'la). [L. littus, shore.]= 

 Shore-weed: an aquatic herb, belonging to 

 Plantaginaceaj, named from growing on 

 shores. 



Littorina, (lit-to-ri'na). [L. littus, shore.] A 

 molluscous animal, belonging to Gasteropoda. 

 L. ii^orea=Periwinkle. 



Liver, (liv'er). [Lifer, the A.-S. name.] A 

 large gland or secreting organ which separates 

 bile from the blood, and also makes glycogen 

 from it. L. sugar=Glncose. L. of antimony 

 =Oxysulphide of antimony: a compound of 

 oxygen, sulphur, and antimony. L. of sul- 

 phur: a compound of sulphur and potassium. 

 L. fluke Distoma hepaticum, belongs to 

 Scolecida. L. ^eor=Malchantiapolymorpha: 

 a moss. L. ivorts = Hepaticse, q.v. =Mar- 

 chantiaceae. 



Lixiviation, (lix-iv-i-a'shun). [L. lix, ashes.] 

 The removal, by the action of water, of the 

 soluble portions of any compound, especially 

 the extraction of alkaline salts from wood 

 ashes. 



Lizard, (liz'ard). [Lacerta, the Latin name.] 

 =Lacerta: and other .;(|| 

 genera belonging to 

 Lacertilia, q.v. Eyed 

 Z/.:=Lacerta ocellata. 

 Grass Z/.=Tachysau- 

 rus Japonicus. Green 

 L.= Lacerta viridis. Lizard. 



Flying 2/.=Draco volans. Forest I/.=Hy- 



