ANNULAR 



23 



ANT 



that live but one year=Monocarps: having 

 but one set of seeds. 



Annular, ( an'nu-lar ). [ L. annulus, ring. ] 

 Having the form of a ring. A. ligament: 

 one round the instep. A. eclipse: a solar 

 eclipse in which only the central portion of 

 the sun is hidden, the whole circumference 

 being visible. 



Annulata, (an-nu-la'ta). [L. annulus, a ring.] 

 = Bed-blooded worms: having the body in 

 segments=Annelida, q.v. 



Annulated columns, Columns, usually in clus- 

 ters, joined by bands or rings. 



Annuloida, ( an-nu-loi'da ). [Annulosa, q.v. 

 and eidos, like.] Considered temporarily as 

 a primary division of the animal kingdom : 

 sea-urchins, star -fishes, and entozoa, re- 

 moved from Annulosa, and made into an in- 

 dependent group by Huxley. Also called 

 Echinpzoa: it comprises Echinodermata and 

 Scolecida; invertebrate animals having a 

 nervous system, a closed alimentary canal, 

 and a water-vascular system. 



Annulosa, (an-uu-ld'sa). [L. annulus, ring.] 

 Insects, shrimps, crabs, leeches, &c. , all being 

 animals formed of a series of segments or 

 rings = Articulata and Anartbropoda, : a 

 primary division of the animal kingdom. 



Anoa, (a-no'a). An animal, resembling the 



antelope, belonging to Rumiriantia. 



Anode, (an'od). [Gk. ana, up; hodos, a road.] 

 The positive pole, or electrode, of a galvanic 

 battery. 



Anodon, (an'o-don). [Gk. an, without; odontes, 

 teeth. ]=Anodonta= Fresh-water mussel: be- 

 longing to Lamellibranchiata, the only shell 

 found in Old Bed Sandstone in Britain. 



Anodontophora, (an-o-don-tofo-ra). [Gk. an, 

 without; odontes, teeth; phero, I bear.]= 

 Lamellibranchiata: a division of mollusca 

 having no odontophore. 



Anodyne, (an'o-dln). [Gk. a, without; odyne, 

 pain.]=Soothing medicine. 



Anolis, (an'o-lis), a tree lizard=Anolius, q.v. 



Anolius, (a-no'li-us). An American reptile, 



i belonging to Iguanidse. 



Anomalistic, ( a-nom-a-lis'tik) . [Anomaly, 

 g.v.]=Anomalous, irregular. A. year, 3(55 

 days, 6 hours, 13 min., 49'3 sec., the time 

 between two consecutive passages of the sun 

 through the aphelion or perihelion point. A. 

 month, 27 days 13 hours, 18 min., 37'40 sec., 

 the time between two consecutive passages 

 of the moon through any given point in her 

 orbit. 



Anomalous, (an-om'al-us). [Anomaly, q.v.'} 

 Irregular: not according to the ordinary law. 



Anomaly, (an-om'a-li). [Gk. a, not; homalos, 

 equal.] In astronomy, the angular distance 

 of a star from its perihelion. True A.= 

 Distance of a star or comet from perihelion. 

 Mean A.= Estimated distance, assuming a 

 mean velocity. 



Anomodontia, (a-nom-o-don'shi-a). [Gk. ano- 

 mos, irregular; odontes, teeth.] A group of 

 reptiles, including the Dicynodon and Cryp- 

 todon, in which the teeth, if there be any, 

 are abnormal; known only by fossil remains; 

 found iu Triassic rocks. 



Anomopteris, (an-o-mop'ter-is). [Gk. c 

 irregular; pteris, fern.] Ferns with 



anomos, 



pteris, fern.] Ferns with unusu- 

 ally large leaves, known only by fossil re- 

 mains found in New Bed Sandstone rocks. 



Anomura, (a-no-niu'ra). [Gk. anomos, irre- 

 lar; oura, tail.] Crustaceans, intermediate 

 between Brachyura and Macrura, character- 

 ised by irregular tail. Ex. The hermit crab. 



Anona, (an-o'na). [Said to be a corruption of 

 L. aliment, nourishment.]=Custard apple, 

 &c.: the type of Anonacea?, q.v. 



Anonacese, ( a-no-na'se-e ). [Anona, q.v.]= 

 Anonads=Anonse : custard-apple, &c., ever- 

 green exogenous plants, chiefly tropical and 

 often fragrant; trees and shrubs with axil- 

 lary flowers having leathery petals; belong 

 to Banales. 



Anophytes, (a-nof i-tgz). A division of crypto- 

 gamous plants, consisting of cellular tissua 

 only. 



Anoplophora, (an-o-plofo-ra). [Gk. a, not; 

 hoplon, weapon ; phero, I bear.] An insect, 

 having no sting. 



Anoplotheria, (an-o-plo-thg'ri-a). [Gk. a, not; 

 hoplon, arm; thcrion, beast.] Fossil pachy- 

 dermatous quadrupeds, resembling the rhino- 

 ceros, but having no tusks, horns, or trunk; 

 found in Lower Miocene and Upper Eocene 

 strata: the most ancient form of Paridigi- 

 tata, intermediate between the present 

 Pachydermata and Buminantia. 



Anoplotherium, (an-o-plo-the'ri-um), singular 

 of Anoplotheria, q.v. 



Anoplura, (an-o-plu'ra). [Gk. anoplos, un- 

 armed ; oura,, tail.]=Lice: parasitic insects, 

 belonging to Aptera. 



Anorthic crystals, (a-north'ik). [Gk. , not; 

 orthos, upright.] Crystals in which no two 

 of the axes are at right angles. 



Anorthite, (an-or'thit). [Gk. a, not; orthos, 

 upright.]=Lime felspar: a mineral of the 

 felspar group, in which the cleavages are not 

 at right angles. Cf. Orthoclase. 



Anorthoscope, (an-orth'o-skop). [Gk. anor- 

 thoo, I set straight; skopeo, I see.] An 

 instrument by which distorted images ara 

 made to appear correct. 



Anosteozoaria, ( a-nos-te-6-zo-a'ri-a ). [Gk. 

 a, not; osteon, bone; eoon, animal.] Used 

 by De Blainville for animals having articu- 

 lated forms, but no bones, such as insects, 

 Crustaceans, Myriapoda, &o. 



Anoura=Anura, q.v. 



Anourous, (a-nu'rus). [Gk. a, without: oura t 

 tail.]=Tailless. 



Ansae, (an'se). [L. ansce, handles.] The parts' 

 of Saturn's ring that are visible on each side 

 of the disc, and have the appearance of 

 handles. 



Anser, (an'ser). [L. anser, goose; from gJia, to 

 open the mouth.]=Goose: an aquatic bird, 

 belonging to Natatores. 



Ant, ( ant ). [ Contraction of emmet, the 

 Anglo-Saxonname.]=Formica:asrnallinsect 

 belonging to Hymenoptera, living in com- 

 munities, in nests called ant hills, as bees do 

 in bee hives ; probably the most intelligent 

 of all animals, excepting man, having larger 

 cerebral ganglia tlioa auy otlier insect. 



