NEOTYPE 



234 



NETTROPTERA 



Neotype, (ne'd-tip). A variety of Calcite. 



Neozoic, (ne-6-zo'ik). [Gk. neos, new; zoe, life.] 

 = Secondary and Tertiary : all rocks newer 

 than Palaeozoic, cf. Mezozoic and Cainozoic. 



Nepenthaceae, (ne-pen-tha'se-e). [Nepenthes, 

 the typical genus. ]=Nepenths: swamp-herbs 

 of E. India and China, with pitcher-shaped 

 leaves, belonging to Euphorbiales; also called 

 pitcher plants. 



Nepeta, (nep'e-ta). [The Latin name.] An 

 herb belonging to Lamiacese. N. cataria= 

 Cat-mint. N. glechoma=Gro\md ivy. 



Nephelite, (nef'e-lit). [Gk. nephele, cloudy.] 

 =Nepheline: a mineral, chiefly silicate of 

 aluminum, common in volcanic districts, 

 named from having a cloudy appearance 

 when acted on by an acid. Elaeolite is a 

 coarse, greasy variety of N. 



Nephila, (nef'i-la). A large spider, found in 

 tropical America, which builds a large and 

 strong web. 



Nephrite, (nefrlt). [Gk. nephros, kidney.] 

 1. = Jade-stone = Axe-stone: chiefly silicate 

 of calcium, aluminum, and magnesium: 

 found in pile-buildings of Swiss lakes. 2. 

 A variety of Amphibole. 3, JZoisite, q.v. 



Nephritis, (ne-fri'tis). [Gk. nephros, kidney.] 

 A disease of the kidneys. 



Nephrodium, (nef-ro'di-um). [Gk. nephros, 

 kidney.] A fern belonging to Polypodiaceze. 

 N. fllix-mas='M.3i[0 Fern. 



Neptune, (nep'tun). [Classical.] The most 

 distant of the known planets, discovered in 

 1846, at a distance from the sun of about 

 2750 millions of miles; has a diameter of 

 about 36,000 miles, and a year equal to 

 about 170 of ours. 



Neptune's cups:=Spongia patera: large sponges 

 found in Sumatran seas. 



Neptunian, (nep-tu'ni-an). [L. Neptune, god of 

 the sea.] N. theory of Geology: that the action 

 of water had caused all geologic changes. 



Nerium, (ne'ri-um). [Gk. neros, humid.] A 

 poisonous plant, found in damp places, 

 belonging to Apocynacese. N. oleander= 

 Oleander. 



Neroli, oil of. Oil of orange-flowers. 



Nerve, (iierv). [Nervus, the Latin word.] A 

 branch of the sensori-motor apparatus, v. 

 Nerves. 



Nerve animals, Oken's term for birds. 



Nerves, (nervz). [Nerve, q.v.} The branches of 

 the nervous system, or sensori-motor appara- 

 tus; the organs of sensation and motion. 

 1st pair ofN.= Olfactory nerves. 

 2nd ,, =Optic nerves. 

 3rd ,, =Motores oculi. 

 4th =Serve one of the muscles of 



the eye. 

 5th ,, =Trigeminal nerves, serve the 



skin of the face and jaws. 

 6lh ^Facial nerves, serve one of 



the muscles of the eye. 

 Tth , := Facial nerves. 

 8t/i . = Auditory nerves. 

 9th ', =.Glossopharyngeal nerves. 

 IQth , =Piieumogastric nerves. 

 llth , = Spinal accessory nerves. 

 12th , =Nerves of the tongue. 



Nervous, (ner'vus). [Nerve, q.v.] Relating 

 to the nerves. N. system: brain, motor 

 nerves, and sensory nerves, all derived from 

 the ectoderm. H. system of animal life= 

 Cerebrospinal system, q.v. N. system of 

 organic life = Sympathetic system, q.v.= 

 Ganglionic system. N. tissue: consists of 

 nerve fibres and ganglionic corpuscles. 



Nestor, (nes'tor). An extinct animal, belong- 

 ing to Mammalia, remains of which are found 

 in Australia. 



Nests, (nests). [The A.-S. word.] Closed N.: 

 of thrush, finch, pigeon, swift, fly-catcher, 

 goat-sucker, &c. Hanging N.; of Icteridse, 

 of America. Open N. : of kingfishers, wood- 

 pecker, parrot, wren ; all Scansores and nearly 

 all Fissirostres have closed nests. 



Nets, (nets). [Nett, the A.-S. name.] Tram- 

 mel; a long net. Seine: a very large net. 

 Trawl: a net extending for a considerable 

 distance along a fishing ground. 



Nettie, (net'tl). [Netele, the A.-S. name.]= 

 Urtica: an herb having 

 stinging hairs, the type 

 of Urticaceas. Hemp a. 

 =Galeopsis, q.v. J)ead 

 W.=Lamium, q.v. N. 

 tree=Celtis. Stinging 

 N. Urtica urens and 

 V. dioica. RomanN.= 

 Urtica pilulifera. 



Nettle-worts=Urticacese 



Neural, (nu'ral). [Gk. 

 neuron, nerve.] Re- 

 lated to the nerves. 

 N. arch: the posterior rings of the Vertebras, 

 enclosing the spinal cord. JV. canal=N. 

 tube, q.v. N. Jlexure: the bending of the 

 alimentary canal towards the neural side 

 of the body. N. spine=Neurapophysis: the 

 hinder projection of a vertebra. N. tube= 

 N. canal: contains the brain and spinal 

 cord; in the upper and posterior portion of 

 the body. 



Neuralgia, (nu-ral'ji-a). [Gk. neuron, nerve; 

 algos, pain.] Generally: a painful affection 

 of the nerves. Specially: used of the nerves 

 of the face. 



Neurapophyses, (nu-ra-pof i-sez). [Gk. neuron, 

 nerve ; pophysis, process.] = Neural arches: 

 bony processes of Vertebra} which form the 

 neural canal and enclose the spinal cord. 



Neurilemma, (nu-ri-lem'ma). [Gk. neuron, 

 nerve; lemma, covering.] A terminal sheath 

 of connective tissue enclosing the fibres <fec. , 

 of the nerves. 



Neurine, (nu'rln). [Gk. neuron, nerve. ] = 

 C5HisN02: a base obtained from Protagon, 

 q. v. ; also called Choline. 



Neurolite, (nu'ro-lit). A green, brittle mine- 

 ral, chiefly silicate of aluminum; a variety of 

 Agalmatolite. 



Neuroptera, (nu-rop'ter-a). [Gk. neuron, ner- 

 vure; pteron, wing.] Ant-lions, dragon-flies, 

 May-flies, caddis-flies, termites: a primary 

 division of insects, with four membraneous 

 wings of equal size, supported by ribs, and 

 having well-developed jaws. 



Nettle. 



