RHYNCHOTA PALAWANICA, PART I. 579 



All femoi'a vermilion, fuscous apically; all tibiie and tarsi dark fus- 

 cous. Bostnnn vermilion^ the apical half of last segment dark fuscous. 



Length li to lU millimeters; width 4.5 to 5.5 millimeters. 



Kjzal, Montalban Gorge, P. I., {Banhs collector). 



Type Xo. 53G0 in Entomological Collection^ Bureau of Science^ Manila, 

 P. I. 



Palawan, Bacuit, P. I., (11677 C. M. Webtr) ; Bataan, Lamao, P. I., 

 (10342 S. M. Ledyard) ; Benguet, Baguio, P. I., (10329 11'. Schultze). 



It is noteworthy that all of these specimens were taken in regions 

 elevated from 50 to 1,500 meters. 



This beautiful insect, which I have dedicated to my wife, Ella Nora 

 Banks, does not vary in color and markings, though there is a slight varia- 

 tion in size, the type specimen being of the maximum measurement. 



Pam. ARADID^E. 



Subf. BRACIIYRtlYNCHIN^E. 



Div. BRACHYRHYNCHARIA. 



ACANTHARADUS" Banks. 

 Gen. nov. 

 Type: A. giganteiis Banks, sp. nov. 



Head and pronotum subequal in length, former slightly longer; juga 

 porrect, stylate, |)assing tylus by its own4engtli; antenniferous promi- 

 nences half length of head, divergent, apically bispiuose ; postocular tuber- 

 cles bispinose; first antennal segment tumescent, apically transversely 

 sulcate or bifid, second segment shorter, more slender, third as long as 

 first, fourth half length of third, apically tumescent. Eostrum inserted 

 at middle of ventral surface of head in sulcus. Prosternum sulcate ; sides 

 of sulcus elevated. Anterior pronotal angles greatly crenulately lobate; 

 lobes two-thii'ds as long as head and slightly diverging anteriad ; posterior 

 angles widely crenulately lobate, these half length of anterior; humeral 

 angles of tegmina crenulately sublobate. 



Scutellum subequilaterally triangular, its base obtusely subangular and 

 slightly overlapping posterior margin of pronotum, medially dentately 

 carinate, apex dorsally foveate. Corium nearly twice length of scutellum. 



Abdominal margin deepljr cremilate; posterior lateral angles of seg- 

 ments obtusely dentate. Connexivum with double and parallel series of 

 semitranslucent annulations, equally conspicuous dorsally and ventrally 

 on all segments except first ; second and sixth having but two annulations, 

 all others, to fifth, four. Sixth segment dorsally elevate, crateral. Mar- 

 gin of fifth ventral segment in 5 seniicircularly excavate. 



^ a/cacSa=a spine, a thorn; opaSotr, riom. (/ei).:^ rattling like armor. 



