315 
ANATOMY OF INSECTS. 
Fig. 276.—Internal anatomy of Caloptenus Semur-rubrum. at, antenna and nerve leading to it from the “ brain” or supra-cesophageal ganglion 
(sp); oc, ocelli, anterior and vertical ones, with oceilar nerves leading to them from the ‘‘ brain ;” ce, esophagus ; m, mouth: J}, labium or under 
lip ; é/, infra-cesophageal ganglion, sending three pairs of nerves to the mandibles, maxille, and labium respectively (not clearly shown in the 
engraving) ; sm, sympathetic or vagus nerve, starting from a ganglion resting above the cescphagus. and counecting with another ganglion 
(sg) near the hinder end of the crop; sal, salivary glands (the termination of the salivary duct not clearly shown by the engraver); nv, nervous 
cord and ganglia; ov, ovary; wr, urinary tubes (cut Off, leaving the stumps); ové, oviduct; sb, sebaceons gland; bc, bursa copulatrix; ové’, site of 
opening of the uviduct (the left oviduct cut away); 1-10, abdominal segments. The other organs labelled in full.—Drawn from his original dis- 
sections ty Mr. Edward Burgess. 
