134 EXPLANATION OF TERMS 



Sulcated: grooved; furrowed with broad, concave, parallel impressed lines. 



Sulciform: resembling a sulcus. 



Sulcus: a furrow or groove: a groove-like excavation. 



Sulphureous -eus: bright, sulphur yellow [chrome lemon]. 



Superans: exceeding in size and length. 



Superciliary: placed above the eyes. 



Supercilium: an arched line over an ocellate spot. 



Super-family: a division of classification less than an order, including a series 

 of family groups more closely related to each other than to similar groups 

 within the order : opinionative and ending in oidea: sometimes hardly differ- 

 ent from suborder ; but lower than suborder when both terms are employed. 



Superficies: the upper surface. 



Supericornia: those Hetcroptera having the antennse inserted on the upper 

 parts of the sides of the head; e. g., Coreida: see infericornia. 



Superior wings: the primaries; q. v. 



Superlinguse: the lateral pair of organs of hypo-pharynx in Thysanura. 



Superlingual segment: the fifth segment of head. 



Superne: denotes all those parts belonging to the upper surface. 



Supernumerary: additional or added cells, veins or other structures. 



Supernumerary segment: in Cecidomyidce, between the head and first tho- 

 racic segment. 



Super-order: a group of allied orders, like the Linnsean Neuroptera. 



Superposed: placed one above the other, as the frontal tufts in some moths. 



Supplementary sectors: interposed sectors; q. v. 



Suppression: the non-development of a part normally present. 



Supra-: over; above. 



Supra-alar bristles: in Dipt era, are situated, one on the post-alar callus, one 

 on the alar frenum, the third on the edge of the supra-alar depression. 



Supra-alar cavity: = supra-alar groove. 



Supra-alar depression: in Dipt era = supra-alar groove. 



Supra-alar groove: in Hymenoptera, a groove or depression just above the 

 base of wings : in Diptera, a groove on the mesothorax just above the root 

 of the wings. 



Supra-anal: situated above the anus. 



Supra-anal hook: in <$ of most Lepidoptera, a curved hook attached to the 

 plate covering the genital cavity : = uncus. 



Supra-anal plate: a triangular sclerite covering the anal cavity above; 

 present in many insects, sometimes in one sex only, often in both : see 

 anal operculum. 



Supra-cerebral: applied to that pair of salivary glands situated above the 

 brain in bees. 



Supra-clypeal mark: in bees; a patch of light color above the clypeus. 



Supra-clypeus: = post-clypeus ; q. v. : nasus. 



Supra-cesophageal: situated above the oesophagus: applied to two large 

 ovoid ganglia so situated, and connected by a short, thick commissure; 

 the brain. 



Supra-orbital: situated above the eye. 



Supra-spinal: above the spine or nerve cord : applied to a cord or band of con- 



