GLOSSARY OF TECHNICAL TERMS. 



Recurved, bent backwards, turned back, or 

 curved in two directions like an S. 



Retractile, capable of being drawn back, 

 (re, back ; inihere, to draw). 



Rhopalocera, butterflies or "club-horns." 

 See p. 7. 



Sac, a small bag or pouch. 



Sagittate, arrow-shaped, {s&gitta, an arrow). 



Scalloped, having the margin cut out with 

 concave segments of circles. 



Scent Pooch, an organ attached to the 

 wing or other part of the body of the males 

 of some genera, secreting odours. 



SCUTELLUM, a small triangular portion of 

 the m«sothorax, {scutum, a shield). 



Seasonal Dimorphism, having the autumn 

 or summer broods differing from the spring 

 brood. See p. 2. 



Secondary or Secondaries, a term used by 

 some authors to express the hindwing. 



Segment, a division of the body, {seco, 

 I cut). 



Semihvaline, somewhat glassy. See " Hya- 

 line." 



Sericeous, silky, (sericus, silken). 



Series, a line or row ; generally of spots on. 

 the wings. 



Serpentine, obscure green, or rich oil-green 

 of various shades ; like the mineral serpen- 

 tine. 



Serrated, notched, (serra, a saw). 



SeT/E, bristles, {seta, a bristle). 



Setose, bristly. 



Shot, glossed with a surface colour visible 



only in certain lights. 

 Sinuate, wavy, (sinus, a curve). 

 Sinuous, wavy. See " Sinuate." 

 Space, the area between two nervures or ner- 



vules or a nervure or nervule and the 



margin. 

 Spv^tular. shaped like a spattle, a roundish 



end with a narrow linear base, {spatula, a 



spattle). 



Spatulate. See " Spatular." 

 Species, a group of individuals presumably 

 descended from the same parental stock. 



Spinous, furnished with spines. 



Spinneret, a small perforated organ through 

 which a caterpillar emits its silk. 



Spiracle, an aperture, a round or narrow 

 opening on the surface of the body used for 

 breathing, {sptidculum, an air-hole). 



Squamose, full of scales, {squama, a scale). 



Squamous, scaly. 



Stemmatic, a term applied to the simple 

 eyes of an insect, which are placed on the 

 crown of the head, and are scarcely visible ; 

 not to be confounded with the compound 

 eyes, which are large and protruding, and 

 which are referred to when the eyes are 

 mentioned, unless the stemmatic eyes are 

 specially indicated, {stemtua, a wreath ; any- 

 thing to crown with). 



Streak, a narrow stripe. 



Stria. See " Striga." 



Striated, marked with strise, or fine very 

 short lines. 



Stridulation, with insects the noise pro- 

 duced in some species by friction of the 

 external organs, {strideo, I creak, buzz, 

 rattle). 



Striga, a streak, {siringere, to scrape). 

 Generally a very short streak. 



Sub, as a prefix in composition used to denote 

 near to or approaching to, or somewhat, 

 (implying diminution), but not under. 



SUBANAL, near the anal region ; usually 

 applied to that of the hindwing. 



SUBAPICAL, near the apical region. See 

 " Apical." 



Subcgriaceous, somewhat leathery. See 

 " Coriaceous." 



Subcostal Area, the space between the 

 costal and subcostal nervures. See p. 12. 



Subcostal Nervure, the rib of the frame- 

 work of the wing bounding the discoidal cell 

 on the upper side. See p. Ii. 



Subcostal Nekvules, the branches of the 

 subcostal nervure. See p. 1 1 . 



SuBDiAPHANOUS, somewhat transparent. See 

 "Diaphanous." 



Suffused, clouded or obscured, tinged, (fw/- 

 fwuiere, to pour through ; to overspread). 



