362 Occasional Paf^crs Bern ice P. Bishop Mnscnm 



Mouut 'Pantahis, Oalni. I. 14, \f)of). (\V. 'M. C.iffard), 1$, 

 iTen-. I!<1. A-r.] : \"[, 24. 1906. i 9, [llcl)anl Cull.|. 



.Mtnint ( )lyinpus, Oahu, \', 18, 1919, (J. A. Kusche), i juv.. 

 |IU'l)anl Coll.] 



Manoa \'alley, Oalui, \"1I, 27. 1913, (O. II. Swezcy), iS, 

 111. S. P. A.] 



Palolo. Oahu, A'll], 24 and X, 6, 1906, (O. II. Swezey), 2$ , 

 [II. S. P. A.]. 



Palolo Crater, Oahu. IV. 8, 1917, (P. li. Timberlake), 2?, 

 [Tiniberlake and Hebard Colls.]. 



W'aialae Iki, Koolau Mountains, Oahu, III, 8, 1917, (J. C. 

 Pridwell). iS, [Ilishop AIus.]. 



Kuliouou A'alley. Oahu, Yl. 25. 1916, (O. H. Swezey), 1$, 

 [H. S. P. A.]. 



Kauai, III, 26 to IW 14, 1919, (J. A. Kusche), t, S , 13$, 

 2 juv., [Hebard Coll.]. 



Kalihiwai \'alley, Kauai, X, 7, 1906, (W. M. Giffard ; from 

 fern), i $ , [Terr. Bd. Agr.]. 



\'ariati(.)n in size and in strength of tiie liml) markings is shown by the 

 series. The specimens from Kihiuea Volcano are the hirgest. 



P. paciUcuin is distinguished from all other known species of the genus 

 by the greater ntmiber of veins in the lateral fields of the tegmina and by 

 gcnitalic features. 



In the male the subgenital plate tapers more strongly distad and the 

 lateral portions curl upward, the genital valves as a rule being wholly con- 

 cealed. When these project they arc seen to l)e terminated by two stout 

 projections, diverging from the median line and not springing from the 

 external portion of each valve, as do the projections of the genital valves 

 in the other species of Paratrigonidium. 



In tiie female the ovipositor is distinctive in liaving tlie transverse 

 suture median in position. 



Though this species is said to be lari^ely terrestrial, whereas 

 the other species' are thamnophilous or arboreal, the tarsal claws of 



[60] 



