44 , GLOSSARY. 



Endophrag'ma (Gr. endon, within ; phragma, a fence). The 



chitinous roof of the neural canal in the thorax of some of 



the Crustacea. 

 En'doplast (Gr. endon, within ; plas?na, anything moulded or 



modelled). In the Infusoria, a portion of the body which 



differs in chemical composition and transparency from the rest. 

 Endoplas'tica (Gr. endon, within ; plastikos, well-formed). A 



group of Protozoa in which a nucleus is distinguishable in 



the protoplasm of the body. 

 Endoplas'tule (Gr. endon, within ; plastikos, well-formed). 



The nucleolus of the Infusoria. 

 Endopleu'rite (Gr. endon, within ; pleuron, a side, rib). The 



portion of each apodeme in some of the Crustacea, which 



is derived from the interepimeral membrane which 



connects the somites. 

 Endo'podite (Gr. endon, within ; pous, podos, a foot). The 



internal terminal joints of the abdominal appendages in 



the Crustacea. 

 Endorhi'zal (Gr. endon, within; r/n'za, a root). A term 



applied to the germination of monocotyledonous plants, 



in which the rootlets spring from within the embryo. 

 En'dosarc (Gr. endon, within ; sarx, flesh). The inner layer of 



sarcode in the Amoeba. 

 En'doskeleton (Gr*. endon, within). That part of the bony and 



cartilaginous framework of the body which is covered by 



the muscles and integument 



Endos'mose ") (Gr. endon, within; otheo, I push). The passage 

 Endosmo'sis J of a fluid from without inwards in the 



process of diffusion through a membrane. 

 En'dosperm (Gr. endon, within; sperma, a seed). The inner 



coat of the spore of a fern. The store of nutriment which 



exists in the seed for the nutriment of the embryo. 

 Endospd'rium (Gr. endcn, within; spora, a seed). The inner 



layer of the coat of a Zygospore. 

 Endoster'nite (Gr. endon, within; stcrnon, the breast). The 



part of each apodeme in some of the Crustacea, which is 



derived from the intersternal membrane which connects 



the somites. 

 Endos'teum (Gr. endon, within ; osteon, a bone). A delicate 



layer of vascular tissue which lines the medullary canals 



of bone. 

 Endos'toma (Gr. endon, within ; stoma, a mouth, opening). A 



plate which in some Crustacea supports the labruia 



