CATALOGUE 



LEPIDOPTERA PHAL^NiE. 



Family NOCTUID^. 



Subfamily ACRONYCTIN^. 



Proboscis usually fully developed, often aborted or 

 palpi usually short, upturned or porrect, the 3rd joint sometimes 

 long and dilated at extremity ; frons sometimes with rounded 

 prominence with corneous plate below it, or with corneous processes 

 of various forms ; eyes naked, without bristly cilia from their mar- 

 gins, the eyes usually large and round, rarely small and reniform ; 

 antennae usually ciliated, sometimes serrate or pectinated, more 

 rarely laminated or almost simple ; head and thorax clothed with 

 hair and scales when there are usually spreading or divided crests 

 on the pro- and metathoi'ax, sometimes with a flattened crest on 

 prothorax projecting backwards, or a sharp triangular crest or dorsal 

 ridge-like crest, or clothed with hair only, the tegulie rarely pro- 

 duced dorsally into a ridge, or in one or two genera produced 

 behind into a slight hood over the thorax ; tibiae without spines, 

 the fore tibia sometimes with one or more terminal claws ; the 

 proximal joints of fore tarsi in a few genera with a series of 

 curved claw-like spines ; abdomen with dorsal series of crests, one 

 crest at base only, or without crests, the crests on medial segments 

 sometimes very large, in Argyrostrotis the basal crest very long and 

 forked, in Acroriodes forming a large double ridge. Wings usually 

 rather broad and triangular, sometimes long and narrow, the termen 

 usually evenly curved and more or less crenulate, sometimes angled 

 at middle or excised below apex or at tornus, where there is in a 



VOL, TIT, B 



