GLOSSARY. 333 



Protozoa, usually characterized by the possession of a shell perforated hy 

 numerous pseudopodial apertures. 

 FKn-oiv'o-p.oD3 (Lat. frux, fruit ; voro^ I devour). Living upon fruits. 



FDIT'lfEL. 



FuK'oti-LDM (Lat. dim. oi furca, a fork). The " merry-thought" of birds, or 



the V-shaped bone formed by the united clavicles. 

 Fn'si-FOBM (Lat. fusus, a spindle ; and forma, shape). Spindle-shaped, or 



pointed at both ends. 



Gal-li-na'cb-i (Lat. galUna, a fowl). Sometimes applied to the whole order 



of the Basorial Birds, but properly restricted to that section of the order 



of which the common Fowl is a typical example. 

 Gan'gli-oh (&r. ffoggUon, a knot). A mass of nervous matter containing 



nerve-cells, giving origin to nerve-fibres. 

 Ga'noid (Gr. ganos, splendor, brightness). Applied to those scales or plates 



which are composed of an inferior layer of true bone covered by a superior 



layer of polished enamel. 

 Sa-noi'de-a. An order of Fishes. 

 Uas-tb-bop'o-da (Gr. gaster, stomach ; pons, foot). The class of the Mollusca 



comprising the ordinary univalves, in which locomotion is usually effected 



by a muscular expansion of the under surface of the body (the " foot"). 

 Gzss!iiM (Lat. gemma, a bud). The buds produced by any animal, whether 



detached or not. 

 Gem-ma'tion. The process of producing new structures by budding. 

 GEM-Mip'AB-ons (Lat. gemma, a bud ; pario, I produce). Giving origin to. new 



structures by a process of budding. 

 Ghm'sidlbs (Lat. dim. of gemma) . The ciliated embryos of many Cceleiiteraia ; 



also the seed-like reproductive bodies or " spores" oi Spong'iUa. 

 Gb-fhtb'b-a (Gr. gepAura, a bridge). A class of the Anarthropoda, com- 

 prising the Spoon-worms {Sipunculus) and their allies. 

 Giz'zAED. A muscular division of the stomach in Birds, Insects, etc. 

 Gla'di-us (Lat. for a sword). Applied to the horny endoskeleton or " pen " 



of certain Cuttle-fishes. 

 Glenoid (Gr. glene, a cavity ; eidos, fonn). A shallow cavity ; applied espe- 

 cially to the shallow articular cavity in the shoulder-blade to which the 



head of the humerus is jointed. 

 GNATH'rrEs (Gr. gnathos, a jaw). The masticatory organs of Crustacea. 

 Gon-o-blas-tid'i-a (Gr. gonos, offspring ; hlastidion, dim. of blastos, a bud). 



The processes which carry tne reproductive receptacles, or " gonophores," 



in many of the Hydrozoa. 

 Gon-o-oa'ltx (Gr. gonos ; and halwx, cup). The swimming-bell in a medusi- 



form gonophore, or the same structure m a gonophore which is not detached. 

 Gon'o-phobe (Gr. gonos ; a,ni phero, I carry). The generative buds, or recep- 

 tacles of the reproductive elements, in the Sydrozoa, whether these become 



detached or not. 

 Gon"o-soME (Gr. gonos; and soma, body). Applied as a collective term to 



the reproductive zooids of a Hydrozobn. 

 Gon-o-the'oa (Gr. gonos; and theke, a case). The chitinous receptacle Within 



which the gonophores of certain of the Hydrozoa are produced. 

 Gkal-la-to'bes (Lat. grallae, stilts). The order of the long-legged Wading- 



Birds. 

 Gba-niv'o-bous (Lat. granum, a grain or seed ; voro, I devour). Living upon 



grains or other seeds. 

 Geap-to-lit'i-d.b (Gr. grapho, I write ; Uthos, stone). An extinct sub-class 



of the Sydrozoa. 

 GBsa-A-Eiir'i-DA (Lat. gregarlus, occurring in numbers together). A class of 



the R-otozoa. 

 Guard. The cylindrical fibrous sheath with which the internal chambered 



shell (phragmacone) of a Belemitite is protected. 

 Gol'let. 

 GTM-NO-L.«i'jiA-TA (Gr. gumuos, naked ; laimos, the throat). An order of the 



