GLOSSARY. 



351 



Ro tip'e ka (Lat. rota, a wLeel; 

 fero, I bear). A class of worms 

 ■with a pair ot ciliated vela 

 ■whicli in motion resemble 

 wheels. 



Sa git'tal. Referring to a line 

 or plane parallel with the 

 sagittal or median suture of 

 the skull of higher vertebrates. 



Sar'code (Gr. sarx, flesh ; odos, 

 way). Equivalent and earlier 

 term for protoplasm. 



Sca'brous. Rough like a file, 

 with small raised dots. 



Scle'kite. Any separate piece 

 of an insect's integument. 



Scute. Applied to the dorsal 

 pieces in Myriopods. 



Sep'tum. a partition. 



So-mat'io. Relating to the body. 



Som'ite. a segment of a seg- 

 mented animal, sucli as a 

 worm. 



Se ta'ce-ous (Lat. seta, a bristle). 

 Bristle-like. 



Spi'ea-cle (Lat. spiro, to breathe). 

 Tlie lateral breathing pores of 

 insects. 



Stig'ma-ta (Gr. stigma, a mark). 

 A synonym of spiracle. 



Sto'lon (Lat.stoto, a shoot spring- 

 ing from the root of a plant). 

 Applied to tlie root-like creep- 

 ing growths of polyps and 

 other Coeleuterates. 



Sto-mo-d^e'um. Tlie primitive 

 mouth and ccsophagus of the 

 embryo of worms and Ar- 

 thropoda. 



Strep sip'te-ra (Gr. strcpliis. a 

 tvii&t; jiteron. wing). A group 

 of beetles, wliose minute front 

 wings appear as if twisted. - 



Stro'bi-la (Gr. slroUlos, a flr 

 cone). The chain of zooids of 

 a larval medusa; the chain of 

 proglottides of a tape-worm. 



Suc-to'ri-al. Adapted for suck- 

 ing. 



Su-pra-or'bi-tal. Above the or- 

 bits. 



Stj'ture. a seam or impressed 

 line between the bones of the 

 skull orparts of the crust of an 

 Artliropod. 



Sym'phy-sis (Gr. sumphusis, a 

 growing together). The union 

 of two bones. 



Tac'tile. Relating to the sense 

 of touch. 



T^b-nid'i-um. Tlie band or chiti- 

 nous fibre, forming the so- 

 called "spiral thread" of the 

 trachete of insects. 



Tbl'son (Gr. tehon, from telos, 

 end). The rudimentary ter- 

 minal segment of the abdomen 

 of Arthropods. 



Ten'e-ral. a state of the Neu- 

 ropterous imago after exclu- 

 sion from tlie pupa, in which 

 it has not fully completed its 

 coloring, clothing, etc. 



Ten-tac'u-lum (Lat. tento, I 

 touch). A feeler or tentacle. 



Ter'gum (Lat. back). The dorsal 

 region of Arthropods. 



Test (Lat. testa, a shell). The 

 thickened integument of Tani- 

 cata. 



Testa'cbods. Dull red; brick 

 color. 



Tho'rax (Gr. thorax-; a breast- 

 plate). The chest in verte- 

 brates; the middle liodj' in in- 

 sects and some Crustacea. 



