282 



GLOSS ART. 



fringes; oura, tail). The low- 

 est order of insects. 



To MEN-TOSE'. Covered with fine 

 matted hairs. 



TRA-BEC'U-L/E (cranii), dim. of 

 trabs, a beam. Applied to the 

 longitudinal cartilaginous bars 

 of the fore- part of the head of 

 vertebrate embryos. 



TRA'CHE-A (Gr. trac/ieia, the 

 rough windpipe). The respira- 

 tory tube in vertebrates; the 

 air-tube uf tracheale insects. 



TREM-A-TO'DA (Gr. trema, a pore 

 or hole). An order of worms. 



TRUN CA'TED. Cut squarely off ; 

 docked. 



TU-BER-CU'LOSE. Covered with 

 tubercles. 



TuN-i-CA'TA(Lat. tunica, a cloak). 

 The class of Chordata called 

 Ascidians. 



UM'BO (Lat. the boss of a shield). 

 The beak of a Lamellibranchi- 

 ate shell. 



UN GU-LA'TA(Lat.w/;#wfa, a hoof). 

 The order of hoofed mammals. 



U-RO-DE'LA (Gr. oura, tail; ddos, 

 visible). The tailed Balrachi 

 aus. 



U-RO MERE' (Gr. ouros,l;\\\ ; meros, 

 a part). Any of the abdominal 

 segments of an Arthropod. 



U-ROP'O-DA (Gr. ouros; pous, po- 

 doft, foot). Any of the abdom- 

 inal feet of Arthropoda. 



U-RO SOME' (Gr. oiiros, tail ; meroa, 

 a part). The abdomen of Ar- 

 thropods. 



U-RO STERN'ITE. The sternal or 

 under piece of the uromeres or 

 abdominal segments of insects. 



VAC-TJ-OLE' (Lat. vacuus, empty). 

 The little cavities in the bodies 

 of Protozoa. 



VEIN. Applied to the ribs or 

 " uervure^" of the wings of in- 

 sects; the branches of the veins 

 are called venules. 



VEN'THAL. Applied to the uude.- 

 side of the abdomen, or of the 

 body of invertebrates. 



VEN'TRI CLE (Lat. ventriculus, di- 

 minutive of venter). One of the 

 cavities of the heart or brain. 



VER RIC'U LATE. With thick set 

 tufts of parallel hairs. 



VER-RU'COSE. Covered with wart- 

 like prominences. 



VER'TE-BHA (Lat. verto, I turn). 

 One of the bones of the spinal 

 column or backbone. 



VER-TI-CIL'LATE. Placed in 

 whirls. 



VE SI'CLE (Lat. vesica, a bladder). 

 A little sac, bladder, or cys^. 



VIS'CE-RA (Lat. viscus). The in- 

 ternal organs of the body. 



VF-VIP'A-ROUS (Lat. vimis, alive; 

 and pario, I bring forth). Ap- 

 plied to animals which bring 

 forth their young alive. 



ZO'OID (Gr. zodn, animal; eidos, 

 form). The highly specialized 

 organs of such animals as the 

 Hydroids, and other compound 

 forms which have a marked in- 

 dividuality, and which might 

 be mistaken for genuine indi- 

 viduals. 



ZO-O'PHYTE (Gr. zodn, animal ; 

 phuton, plant). Applied to the 

 plant-like polyps, sertularians, 

 and sponges. 



