o ' > ; 7 



[.eference Tables of the Hawaiian Delphacids and of Their 



Food-Plants. 



COM ril.Kl) I!Y WAI/n-.K M. G 1 Kl-AKl). 



[f Tlic coiiipilalioii of the tolldwiui;' ready rct'ci-eiicc lists of 



he kiidwii species of Hawaiian 1 )el])liaci(ls and <if llieir food- 



ilants was nudertaken in the hope that it niiiiht in a measure 



ic of some assistance to h)cal coMectofs of this interestinii' fani- 



l\-. (Jnite a nnnd)er of food-plants iia\'e been a(hie(l in these 



i^ts to those already known and previously recorded, hut nintdi 



ia> yet to he learned in this ])articnlar direction hy continued 



\steniatic collect inu'. 1 have followeil Mr. Fre<lei'ick Muir's 



ecent Kex'iew of the Hawaiian Delphacidac" in listiuii' the 



I'Pliera and s])ecies tojicther with the coni|)ilatious of food-plauts 



•(\'or(l((l therein as well as those jjuhlished in Fauna Hawaii- 



'iisis hy ni\- fi-ieiid, the late ^Ir. (ieor<>-e \\'. Ivirkaldy.f To 



hese has heen added information su])])lied me hy ^lessrs. 



rindx'rlake, Swezey, and I5ridwcll and obtained hy them on 



■eeent collecting; tri])s in the mountainous region of the Island 



)f Oaliu. The antlior has also included his residts of sys- 



eniatie collectini;' of ])el])luicids foi- ]\lr. Muii- on two recent 



•isits to tlu" Kilauea i-eu'lon (4, 000 feet elevation) on the 



[sland of Hawaii and on Tantalus (l,r)00 feet elevation), 



3ahu.:}: (^»ntinued systematic collectiuii' of oui' endemic Del- 



)hacids and other lToino])tei'a will undouhte<lly furnish ]iresent 



and futui'e workers in this lirou]) with a still hotter knowledii'e 



ni the trcH's and ))lants <in which they feed aud this in turn will 



be of material assistance in the future work of identification. 



T am mucdi indebted to wxy fricn(Ls, ]\Iessi-s. Muir, Swezey, 



and Timbei^ake, for their i>enerous assistance by m(»ans of theii- 



pollections and field notes. 



* Proc. Haw. Ent. Soc, III, No. ?,, September, 1916. 



t Fauna Hawaiiensis, Vol. II, Part VI (Supplement), pp. .'(78-.')!)8, 

 1910. 



% The numbers given in Table I following the author's name as 

 collector are those taken from his field notes which give full details 

 and data as regards environment and the special food plants under 

 observation. The individual specimens in his collections bear corre- 

 sponding numbers. 



Proc. Haw. Ent. Soc. Ill, Xo. 4, May, 1917. 



