62 CATALOGUE OF 



Div. 6. 



94. ECTRICHODIA MEDIA. 



Mas. Lntea, sublus nigro bivitlata ; caput sublus, sculellum ventrisque 

 macula magna subapicalis nigra ; caput ellipticum, prolhoracis lobo 

 antico multo longius ; prothorax nigro uniplagiatus ; pedes graciles, 

 femoribus basi excepta tibiis tarsisque nigris ; alee antica nigrce. 



Male. Luteous, fusiform, smooth, shining. Head beneath, eyes, 

 rostrum, antennae, scutellum, a broad stripe on each side of the pectus and 

 of the ventral segments, a large subapical ventral spot, femora except 

 towards the base, tibia?, tarsi and fore wings black, the latter luteous at 

 the base, and along half the length of the costa. Head elliptical, much 

 lorrger than the fore lobe of the prothorax; ante-ocular part longer than 

 the post-ocular; ocelliferous part convex. First joint of the rostrum a little 

 shorter than the second, which is luteous towards its tip. Antenna? hairy, 

 longer than the head and the prothorax together; first joint longer than 

 the ante-ocular head; second longer than the first; third shorter than the 

 first; fourth shorter than the third. Prothorax with a large black patch, 

 and with a distinct longitudinal furrow; fore lobe shorter than the hind 

 lobe, which has a slight longitudinal furrow on each side. Apical points 

 of the scutellum not wide apart. Legs slender ; furrow beneath the four 

 anterior tibia? elliptical. Length of the body 5 lines. 



a. New Orleans. From M. Salle's collection. 



Div. 7. 



95. ECTRICHODIA TIBIALIS. 



Fcem. Nigra ; caput subellipiicum, prolhoracis lobo antico paullo 

 longius; anlennarum articulus 1ms basi albus ; prothorax trisul- 

 catus ; connexivum albido maculalum ; venter fasciis tribus albidis 

 abbreviatis ; pedes breviusculi, femoribus quatuor posterioribus basi 

 albidis, tibiis albo unifasciatis ; corium basi luteo nolatum. 



Female. Black, subfusiform, smooth, shining. Head subelliptical, a 

 little longer than the fore lobe of the prothorax ; ante-ocular part as long 

 as the post-ocular; ocelliferous part very convex. Eyes slightly prominent. 

 First and second joints of the rostrum about equally long. First joint of the 

 antenna? white towards the base, longer than the ante-ocular head ; second 

 longer than the first. Prothorax with three well-defined longitudinal 

 furrows; fore lobe very little shorter than the hind lobe. Scutellum 

 excavated, with two wide-apart apical points. Abdomen beneath with 

 three dingy whitish abbreviated bands. Connexivum with whitish spots. 

 Legs rather short and stout; four posterior femora whitish towards the 

 base; tibia? with a white band ; furrow of the four anterior tibia? elliptical. 

 Corium with a luteous mark at the base of the costa. Length of the body 

 5 lines. 



a. Amazon Region. From Mr. Bales' collection. 



