212 ? , INSECTS OF SAMOA. 



of fuscous dots on anterior face, also a few dots beneath and on posterior aspect ; 

 tibial spines brownish, tarsi fuscous, apices darker. 



Structure. — Length 5-5 mm., width 1-9 mm. Head : width 1-23 mm., 

 vertex -52 mm. ; vertex with median line finely grooved ; head position vertical, 

 tylus prominent on base, bucculae with lower margin strongly arcuate. 

 Rostrum, length 2'2 mm., extending to near hind margins of posterior coxae. 

 Antennae : segment I, length -69 mm., thicker (-173 mm.) near base, rather 



Text-fig. 4. — Guisardus samoanus, n. sp. 



finely pubescent and devoid of bristles ; II, 2-38 mm., nearly cylindrical, 

 slightly enlarged at apex ; III, 1-04 mm. ; IV, broken. Pronotum : length 

 1-17 mm., width at base 1-70 mm. ; a groove-like line delimiting posterior 

 margins of calli and extending over the sides upon propleura ; black marks on 

 prothorax and scutellum deeply grooved by a series of transverse striae. Claval 

 suture with distinct punctures. General form well shown in Fig. 4. 



Tutuila : $ (holotype), 21.vi.l8, alt. 1,070 ft., eastern end of island (Kellers). 



