AMERICAN ENTOMOLOGY. 153 



Scapula, that segment that is situated one on each side of the 

 perutaeihiuni, on the anterior lateral angle of the jjostpectm, 

 immediately beneath the humeral angle of the elytrum ; it is 

 bounded behind by the j^arapleuram. 



Scapus, scape; the second articulation of the antennae, often 

 elongated ; it is the '' bulbus" of Linno, and *' le fuseau" of 

 Degeer. 



Scopa, thick hair, covering the posterior tibiae of some Hymen- 

 opterous insects ; it is used in collecting and carrying pollen. 

 See scopula and corhicula. 



Scapula, bristles or rigid hairs, in some Hymenoptcrous insects, 

 covering the inside of the jylantee., principally those of the pos- 

 terior feet ; it is very conspicuous in polleniferous insects ; it 

 is the "scopa" of Schrank, and ''la brosse" of Keaumur. See 

 scopa, fimbria, fiocculus. 



Scriptus, lettered ; marked with various characters resembling 

 letters. 



Scrobiculafcd, pitted; having the surface covered with hollows; 

 with deep round pits. See/ayose. 



Scroti/orm, purse -shaped. 



Scutel, or scutellmn, a small subtriangular portion of the superior 

 surface of an insect, generally separated by a suture from the 

 middle of the base of the thorax. 



Scutellar angle, (of the elytrci) is the angle next to the scutel. 



Sccund, pointing one way ; unilateral. 



Securiform, hatchet-shaped ; triangular-compressed like the iron 

 part of a hatchet. See dolahriform. 



Segment, of the abdomen, is a ring or division of that part, and 

 is bounded by sutures or mcisures. 



Semicomplete, (metamorphose) in this kind of change the insect 

 continues active and feeds, as in Grillus. See coarctate, in- 

 complete. 



Semicylindric, flat on one side ; the form of the longitudinal 

 half of a cylinder. 



Seminagiftafe, half arrow-shaped ; like the longitudinal half of an 

 arrow-head. 



Septum, an internal division of a tubular body. 



Sericeous, having the surface shining by means of dense, minute, 

 short, silky hair. See pubescent. 



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