ORISMOLOGY. 325 



2. ACE no us (Acer a). Insects that have no antennae. 

 Ex. The Acarina, &c. 



b. SITUATION. 



1. PREOCULAR (Prceoculares). When antennae are 



inserted before the eyes. Ex. Chrysis. 



2. INTEROCULAR (Inter ocular es). When inserted any 



where between the eyes. Ex. Leptura, Haliplus. 



3. INOCULAR (Inoculares). When inserted in the Can- 



thus of the eyes. Ex. The Capricorn beetles. 



4. SUBOCULAR (Suboculares). When inserted under 



the eyes. Ex. Fulgora, Nepa. PLATE XXVI. 

 FIG. 41. k. 



5. EXTRAOCULAR ( Extraoculares ). When inserted 



without the eyes. Ex. Notonecta, Delphax. 



6. ROSTRAL (Rostrales). When seated on a rostrum. 



Ex. The Rhyncophorous beetles. 



7. SUPERIOR (Superiores}. When inserted in the upper 



surface of the head. Ex. Most insects. 



8. INFERIOR (Inferiores). When inserted under the 



head. Ex. Copris, &c. 



C. APPROXIMATION. 



1. DISTANT (Distantes). When remote at their base. 



Ex. Buprestis rustica. 



2. APPROXIMATE (Approximate}. When they ap- 



proach each other at their base. Ex. Donacia 9 

 Galeruca. 



3. CONTIGUOUS (Contigua}. When they nearly or 



altogether touch each other at their base. Ex. 

 Imatidium MacLeayanum. 



4?. CONNATE (Connata). When united at their base. 

 Ex. Ceria. PLATE XII. FIG. 13. 



