Aci 



Acetabulum. — The segment of the postpectus that 

 is situated behind the peristaethiiim. It is 

 bounded on each side by the Parapleural, and 

 behind by the niaerianae ; it contains cavities 

 for the reception of the intermediate legs. (L. 

 a cup-shaped vessel.) 



Achatine. — Painted with various concentric, curved, 

 or parallel lines, resembling the veining of an 

 agate. (Gr. Achates, a river in Sicily, where 

 agates were found.) 



Achromatin. — The water-like substance of the 

 nucleus ; the substance composing the remain- 

 der of the surrounding matter — after taking 

 away the chromatin — of the nucleus. (Gr. A, 

 and chroma, colour.) 



Aciculae. — Prickles, spines. (L. acicula, a little 

 needle.) 



Acicular. — Slender, needle-shaped. (L. acicula.) 



Aciculate. — C'ovcred with small scratches. (L. 

 acicula.) 



Acid. — (Scent) a pungent sour smell. (L. acidus, 

 sour.) 



Acidotheca. — The case of the ovipositor, that 

 portion of the theca enclosing the ovipositor. 



Acies. — The extreme termination of the margin. 



(L. the edge.) 



Acinacicate. — Falchion-shaped ; curved with the 

 apex truncate and growing gradually wider 

 towards the end. (Pers. acinaces, a sabre.) 



