gij<jssafa- op terms used. 1379 



Silicate. — Grooved; furrowed with broad, concave, parallel impressed lines. 

 Sulous. — A furrow or groove. 

 'Supra. — Over ; above. 

 ■Supra-orbital. — Situated above the eye. 

 .s»/i()e.— The line of junction of the elytra. 

 'S innmetrical.— Evenly developed mi both sides. 



■Si/iionijm. — A nauif applied to a s|ieeies nr genus that has been previously 

 descrilied and named. 



Tarsal. — Relating to the tarsi or feet. 



Tarsal lobes. — Membranous appendages arising from the under side of the 



tars:il joints. 

 Tarsus; pi.. Tarsi. — The foot; see page 17. 



Tentacle. — A flexible sensory or tactile process ; in some cases retractile. 

 Terminal. — Situated at the tip or extremity; opposed to basal. 

 Terrestrial. — Living on or in the land : opposed to aquatic. 

 Testavruus. — Dull yellow brown. 

 Tetra. — Four ; a combining form. 

 Thoracic. — Belonging or attached to tlie thorax. 

 Thorax. — The second or intenuediate region of the insect body, bearing the 



true legs and wings; made iiji of tliree rings, named in order, pro-, 



meso- and meta-thorax. 

 Tiliia; pi., Tihiw. — See page 17. 



Tip. — The extremity ; the part furthest removed from the base. 

 Tomentosc. — Covered with fine hair, so matted together that particular hairs 



cannot be separated. 

 Tooth. — ^An acute angulation ; a short, pointed process from an api)endage 



or margin. 

 Transition zone. — The transcontinental belt in- which the austral and boreal 



elements overlap. 

 Translucent. — Semi-transparent; admitting the passage of light but not of, 



vision. 

 Transparent. — So clear as not to o))Struct vision. 

 Transverse. — When the longest diameter is across the body. 

 Trapezoidal. — A four-sided plane of which two sides are parallel and two 



are not 

 Tribe. — A teiui of classiflcation less than a .subfamily; usually ending in /»/. 

 Triearinate. — With three keels or carina". 

 Trifld. — Cleft into three parts or ends. 

 Trijchaiitcr. — A segment, sometimes divided, between the coxa and femur, 



sometimes fused with the femur. 

 Troohiintin.-^The basal part of the trochanter when it is two-jointed; in 



Coleoptera, a piece often present on the oirter side of and sometimes 



movable on the coxa. 

 Truncate. — Cut off squarely at tip. 



Tubercle. — A little solid pimple or small ehitinous button. 

 Tuberculate. — Formed like a tubercle; a surface covered with tubercles. 

 Type. A unique or single specimen selected from a series and labelled by 



the describer to represent liis name and description. 

 Tiipieat — The nnrmal or usual form of a species; agreeing with the type 



form. 



