GLOSSARY. 193 



Mesostermim, that part of the })reast to wliicli the mitklle legs are attacUeil. See figure ou page -Ti. 

 Metttsternuin, the hinderniost section of the breast, to wliicli the hind lege are attachetl. See 



figure on page 27. 

 Moniliform, like a string of heads. 

 JlfMcro»ia<(?, terminated abruptly in an aeute point. 

 ^Necrophagous, feeding on dead animals or carrion. 

 Normal, of the usual fonu, not exceptional. 

 Ob, prefixed to a word lever.ses the po.sition. 

 Obcordaie, inversely heart-shajied, that i.s. heart-shaped, «jth the point directed dnwuwaid or 



backward. 

 Obovate, inversely egg-shaped. See Obmnlate. 

 Obsolete, undeveloped, indistinct. 

 Obtuse, blunt. 



Occiput, the hinder part of the head. 

 Ocelli, the single eyes. See page 5. 

 Oculi, the compound eyes. See page 6. 

 Orbicular, round and flat, applied to a surface. 

 Oval, somewhat egg-shaped, but with the two ends alike. 

 Ovate, egg-shaped, one end being narrower than the other. 

 Oviduct, the instrument for depositing the eggs. 

 Ovum, plural ova, an egg. 



Palmate, hand-shaped, cut in about half way to the base, like the fingers of the hand. 

 Palpus, plural palpi, little jointed appendages to the mouth. See pages 12 and 'i7. 

 Parallel, having parallel sides of equal width throughout. 

 Parasitic, inhabiting another animal, or living at its expense. 

 Pectinate, comb-toothed. 

 Pectus, the breast. 

 Peduncle, a stalk or petiole. 



Pedunculated, attached at the end of a peduncle. 

 Pentainerous, having five joints in all the tai'si. 

 Penultimate, the last but one. 



Perfoliate, composed of transverse flattened joints, with the axis passing through the center. 

 Petiolated. See pedunculated. 

 Piceous, pitch-colored, reddish black. 



Pilose, clothed with long flexible haiis. Compare with hirsute. 

 Poisers, or halteres. See page 13. 

 Proboscis, the sucker. 



Procuinbent, lying flat. Compare with decumbent and incumbent. 



Prosternutn, the fore part of the breast, to which the anterior legs are attachsd. See page 27. 

 Pubescent, downy, coated with almost microscopically fine hair or down. 

 Punctured, marked -with small impressed points or dots. 

 Pupa, an insect in the chrysalis state, or that following the larva. 

 Quadrate, square-shaped or nearly so. 

 Remote, standing far apart. 

 Reniform, kidney-shaped. 

 Reticulate, like net-work. 

 Rostrum, a beak, or prolongation of the head. 

 Rufous, light-reddish. 

 Rugose, wrinkled. 

 Rypophagous, fUth-eating. 

 Salient, projecting, prominent. 

 Saltatory, leaping. 



Scrobe, the furrow on the side of the rostrum of (he snout-beetles for the reception of the antenuw. 

 Scutellum or Scutel, the top of the mesothorax, forming iu the (^oleoptera the small triangular piece 



between the bases of the elytra. 

 Securiform, hatchet-shaped, broadly triangular. 

 Sericeous, clothed with a fine silken pubescence. See Pubescent. 

 Serrate, saw-toothed. See page 11. 

 Sessile, attached by the whole width, not pedunculate. 

 Seta, a bristle. 

 Setaceous, bristle-like, slender and tapering. 



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