Sec 200 



Securi palpata. — Palpi which have the last joint 

 broadly triangular, and which hangs by a point 

 to the preceding joint. (L. securus, from se, 

 free, and cura, care, and palpa, a jointed feeler). 



Segmentation nucleus. — The nucleus formed by 

 the union of the male pronucleus with the 

 female pronucleus. (L. segmentum, a piece cut 

 off, — secare, to cut ; nucleus, from 7iux, a nut.) 



Segments. — The great inosculating joints of the 

 body. (L. segmentum, from secare, to cut.) 



Semen. — The seed or prolific fluid of males ; sperm ; 

 seminal fluid or spermatozoa ; the secretion of 

 the testes. (L. seed.) 



Semi. — A Latin prefix signifying half. 



Semiglobate, Semiglobose. — Having the form of 

 half a globe ; semi-spherical. (L. semi, half, 

 and globus, a globe, sphere, etc.) Semiglobosum, 

 Hemispherical. 



Seminal tubes, or pouches. — Several tubes or 

 pouches situated at the end of the vas deferens. 

 (L. semen, seed.) 



Seminal vesicles. — [See Sperm vesicles.] 



Septum. — -A division separating two cavities. 

 (L. an inclosure.) 



Septula. — The lesser ridges and partitions raised 

 on the surfaces of the metaphragma, and 

 on those of other parts of the cavities of 

 the trunk for the attachment of muscles. (L. ) 



