GLOSSARY OF TERMS. 
Anal claspers, the last pair of abdominal legs in a larva. 
Androconia, specialised hairs and scales, supposed to exhale scent. 
Armature, the genitalia. 
Articulation, a joint; the apparent joint between two segments of a larva. 
Axially, in a line with the longer axis. 
Bifid, cleft in two. 
Chitinous, hard or horny like chitin, a substance entering largely into the composition of the cuticle 
or exoskeleton of insects. 
Ciliae, the fringes of the outer margins of the wings. 
Crepuscular, affecting the twilight. 
Dimorphic, having two different forms. 
Filament, a thread-like appendage or organ. 
Fusiform, spindle-shaped ; thickest at the middle, tapering to each end. 
Hyaline, transparent or glassy. 
Imago, the perfect insect. PI. imagines. 
Interspace, the space between two wing nervures or nervules. 
Irrorated, finely sprinkled with minute dots. 
Limaciform, slug-shaped. 
Lunule, a crescent-shaped marking. 
Maculated, spotted. 
Neuration, the system of nervures and nervules of the wings. 
Nuchal, belonging to the nape of the neck. 
Ocelli, the simple eyes of larvae, etc. 
Ocellus, an eye-like spot or marking. 
Osmeterium, the nuchal horn of Papilio larvae ; also present in certain moth larvae. 
Process, any projection or protuberance. 
Prolegs, the fleshy abdominal legs of a larva. 
Proboscis, of a butterfly, the greatly modified maxillae or jaws. 
Pubescent, covered with fine, short hairs. 
Reticulated, netted ; like the meshes of a net. 
Spiracle, a breathing-aperture leading to the tracheae. 
Subulate, awl-shaped ; of cylindrical section, but tapering from one end to the other. 
Sub-, rather or somewhat; as sub-angular = rather angular. 
Suture, the inverted \/-shaped apparent articulation down the face of a larva. 
Thoracic, belonging to the thorax. 
Tracheae, the breathing-tubes or respiratory system. 
Truncate, abruptly cut off. 
