Fig. 5. — Astaois fiin-latili.s. — A male specimen, Avith the roof of the 

 carapace and the terga of the ahdominal somites removed to show 

 the viscera (nat. size) : — cm, antennary artery ; ag, anterior gastric 

 muscles; a}iim, adductor muscles of the mandibles: cs, cardiac 

 portion of the stomach : ////, green glands ; 7/, heart ; lir/, hind gut. 

 or large intestine ; Lr, liver ; oa, ophthalmic artery ; pa posterior 

 gastric muscles ; ^aa, superior abdominal artery ; /, testis ; rd, vas 

 deferens. 



