6o8 REPORT OF NEW JERSEY STATE MUSEUM. 



Tactile. Pertaining to touch. 



Teleolecithal. Eggs in which the protoplasm and yolk accumulates at the 



opposite end of the developing embryo. 

 Telson. Last or seventh segment of abdomen, as that of macrurans. 

 Tentacular. Pertaining to a tentacle, as when adapted as a tactile organ. 

 Terga. Two lateral distal calcareous plates of carapace in certain barnacles. 

 Ter gaily. With reference to the tergum. 



Tergum. Hood, as dorsal region of abdominal segments in the crawfish. 

 Thorax. Median body segments, or those between head and abdomen, or hind 



division of cephalothorax in macrurans. 

 Tortuous. Twisted or winding. 



Trapezoidal. Like a four-sided figure with only two sides parallel. 

 Triarticulate. Three-jointed. 

 Trichobranchice. Hair-like gills. 

 Trigonus. Like a triangle. 

 Trilobate. With three lobes. 

 Trisetose. With three bristles. 

 Truncate. Cut off abruptly. 

 Tubuli. Little tubes. 

 Tumid. Puffed up or swelled. 



Umbo. Boss, knob or protuberance. 



Uncinate. Hooked or crooked. 



Ungiiiform. Formed like a claw. 



Ungula. Hoof or claw. 



Uniocular. With one eye. 



Uniramose. With one branch. 



Uromere. Caudal or posterior segment of body. 



Uropod. Tail feet, or last pair of appendages. 



Urosome. Hind portion of posterior division of body. 



Valve. Half of a shell, especially when more or less divided in two, as in 



many entomostraca. 

 Valvular. With reference to a valve. 

 Vascular. Relating to or full of vessels. 

 Vas deferens. Sperm-duct. 

 Ventral. Belonging to the belly. 

 Ventricose. Swelled, or distended. 

 Verge. Bend or downward turn. 

 Vesicular. Hollow or full of small interstices. 

 Vestigeal. Rudimentary. 

 Villose. Hairy. 

 Visual. Pertaining to sight. 

 Vomer. Plough-share. 



Whorl. Arrangement around a common center on the same plane. 



Zoea. Second stage of development of higher Crustacea, and following first 

 or megalops stage. 



