284 FAUNA HAWAIIENSIS 



4. Castaneous, the abdomen black, longer than the head and thorax united ; 



dorsal abdominal segments 3 to 5 at apex yellowish ; antennae, incision of 

 the joints of the legs, the anterior tibiae, the hind tibiae at apex, and all the 

 tarsi, yellowish ; length i '8 mm (5) 6'. iiigriventre. 



Pale castaneous, the abdomen ovate, shorter than the head and thorax united, 

 piceous black, the dorsal segments 2 to 5 at apex and the apical ventral 

 segments yellowish ; scape and pedicel yellow, the flagellum light brown ; 

 legs light brown, the coxae at apex, the trochanters, the incisions of the 

 joints and the tarsi, pale yellowish ; length i '6 mm {&) S. breviventre. 



5. Piceous black, the abdomen brown-black, the claspers brownish-yellow; 



antennae brown; wings dusky or obscure hyaline {i) S. perkinsi. 



(i) Scleroderma Perkinsi, sp. nov. 



$. Length i '8 to 3 mm. Piceous black, the thorax under a strong lens exhibiting 

 a feeble reticulate sculpture. Head oblong quadrate, about one and a half times as 

 long as wide. Antennae short, not longer than the head, the tubercles and pedicel 

 yellow, the flagellum brownish-yellow, the joints wider than long, the scape dark 

 brown or castaneous. Legs black or piceous brown-black, the incisions of the joints 

 and the tarsi yellowish. Mesonotum as long as the metathorax, slightly rounded and 

 narrowed anteriorly, the pronotum hardly visible from above, the scutellum semicircular, 

 a little longer than half the length of the mesonotum. Abdomen elongate, in most 

 specimens black, and distinctly longer than the head and thorax united, the sutures 

 of the dorsal segments not flavo-testaceous, although in some specimens the antennal 

 sutures as well as the dorsal segments are faintly testaceous. 



$. Length i -5 mm. Piceous black, the middle coxae rufous, the abdomen brown- 

 black, the claspers yellowish ; antennae filiform, sparsely pubescent, the joints of the 

 flagellum a little longer than wide ; wing subhyaline, ciliate. 



Hab. Hawaii : Kona (3000 to 4000 feet). — Lanai : Koholuamano (2000 to 4000 

 feet) in April, 1894, 1895. 



(2) Scleroderma polynesiale Saunders. 



1 88 1. Scleroderma polynesialis Saunders, Trans. Ent. Soc. London, 1881, p. 1 16, $. 



1898. Scleroderma polynesiale Dalla Torre, Cat. Hym., v. p. 560, $. 



" Long. Corp. 3^ mm. Sclerodermae piceae Westw., affinis sed gracilior, antennis 

 tarsisque brevioribus ; picea, unicolor, punctulatissima, abdomine valde elongato, thoracis 

 latitudine fere coaequali, segmentorum basalium quatuor margine postico luteo-flavo. 

 Ocelli alaeque obsoleti." (Saunders.) 



Hab. Hawaii: Haleakala (4000 feet). 



