GLOSSABT. 



381 



Ro Ti'pE-BA (Lat. rota, a wheel; 

 fero, I bear). A class of -worms 

 with a pair of ciliated vela 

 which 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'codb (Gr. sarx, flesh; odos, 

 way). Equivalent and earlier 

 term for protoplasm. 



Soa'bkous. Rough like a file, 

 with small raised dots. 



Sclb'eitb. Any separate piece 

 of an insect's integument. 



ScDTB. Applied to the dorsal 

 pieces in Myriopods. 



Sbp'tum. a partition. 



8o-mat'ic. Relating to the body. 



Som'ite. a segment of a seg- 

 mented animal, such as a 

 worm. 



Sb-ta'ce-otjs (Lat. seta, a bristle). 

 Bristle-like. 



Spi'ha-clb (Lat. spiro, to breathe). 

 The lateral breathing pores of 

 insects. 



STiG'MA-TA_(Gr. stigma, a mark). 

 A synonym of spiracle. 



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

 ing from the root of a plant). 

 Applied to the root-like creep- 

 ing growths of polyps and 

 other Coelenterates. 



Sto-mo-D2b'um:. The primitive 

 mouth and oesophagus of the 

 e^nbryo of worms and Arthro- 

 poda. 



Strep sip'teka (Gr. strephis, a 

 twist ; pteron, wing). A group 

 of beetles, whose minute front 

 wings appear as if twisted. 



gTRO'Bi-LA (Gr. strobilos, a fir 



cone). The chain of zooids of 

 a larval medusa; the chain of 

 proglottides of a tape-worm. 



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

 ing. 



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

 ■ bits. 



Stj'turb. a seam or impressed 

 line between the bones of the 

 skull or pans of the crust of an 

 Arthropod. 



Stm'phy-sis (Gr. sumphusis, a 

 growing together). The union 

 of two bones. 



Tac'tilb. Relating to the sense 

 of touch. 



TiB-NiD'i-UM. The band or chiti- 

 nous fibre, forming tlie so- 

 called "spiral thread" of the 

 tracheae of insects. 



Tel'son (Gr. telson, 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 the pupa, in which 

 it has not fully completed its 

 coloring, clothing, etc. 



Tbn-tac'u-lum (Lat. tenio, I 

 touch). A feeler or tentacle. 



Tbr'gum (Lat. back). The dorsal 

 region of Arthropods. 



Test (Lat. testa, a shell). The 

 thickened integument of Tuni- 

 cata. 



Tes-ta'ce-oub. Dull red; brick 

 color. 



Tho'rax (Gr. thorax, a breast- 

 plate). Tlie chest in verte- 

 brates; the middle body in in- 

 sects and some Crustacea. 



Thy-sah-u'ba (Gr. thusanoi. 



