AMERICAN MUSEUM NOVITATES Published by Number 1064 THE AMERICAN MUSEUM OF NATURAL HISTORY May 2, 1940 New York City A NEW GENUS AND SOME NEW SPECIES OF NEOTROPICAL HESPERIIDAE (LEPIDOPTERA: RHOPALOCERA) BY E. L. BELL The type material upon which the fol- in interspace 1 very minute and yellowish, the rest of the spots white and semi-hyaline, that of lowing descriptions are based is all con- interspace 2 somewhat lunate, and there is a tiny tained in the type collection of The Ameri- subapical spot in interspace 7. On the under can Museum of Natural History. side there is no trace of the small, indefinite, whitish spots of the secondaries. EXPANSE.-Male 30 to 32 mm.; female 32 Ochlodes santarus, new species mm. Figure 1 male, MALE (UPPER SIDE).-Both wings brown. TYPE MATERIAL.-Holotype allo- Primaries overscaled with fulvous on the costal type female, four male paratypes, Mas- margin and along the outer margin, fulvous hairs saranduba-Blumenau, Santa Catharina, at the base and along basal half of inner margin; Brazil. A small, subapical spot in base of interspace 6, a more resembles small spot in the lower part of the cell near the This species nearly apex but absent in all the paratypes, a discal chalcone Schaus than any of the other band of three spots, one, very small, on vein 1, species. It is slightly larger, the yellow outside and against the lower part of the stigma, spots of the primaries paler in tone, smaller a narrow, oblique bar in interspace 2 paralleling in number there are no spots the upper part of the stigma, a small, roundish and less and spot in the base of interspace 3, all these spots on the secondaries. The stigma of the fulvous and opaque. There may be small ac- male is in three pieces, in chalcone in two. cumulations of yellowish scales looking like spots in interspaces 4 and 5 or these may be absent. TIRYNTHOIDES, NEW GENUS Fringes pale sordid brownish. The stigma is GENOTYPE.-Tirynthoides eclates, new species. black and conspicuous, consisting of an elongate Body very robust, head large. Primaries piece in interspace 2, beginning at the rise of vein narrow, the apex pointed, cell not quite two- 3, lying close against the cell for half the width thirds the length of the costal margin. Second- of the interspace, then curving a little outward so aries as long as the abdomen, feebly lobed at that it does not fill the base of the interspace, anal angle. Antennae not quite as long as the and ends on vein 2; below vein 2 are two short cell, the club ovate, stout, the apiculus slender, sections, the upper one horizontal, the lower one sharply pointed, a little longer than the diameter vertical but slightly oblique. of the club. Palpi heavily haired, smooth, Secondaries with long, dark fulvous hairs. third joint short, conical. Middle and hind Fringes as on primaries. tibiae spined, the latter with one pair of spurs. BENEATH.-Primaries with apical and costal The primaries do not have a raised stigma but areas fulvous, the rest blackish brown. The discal there is an ill-defined area of black scales in the spot in interspace 1 is present as a larger, diffuse base of interspace 2 and in the upper half of pale area, the spots in interspaces 2 and 3 are interspace 1 below vein 2. bright yellow, the subapical spot more or less dim. Secondaries dull fulvous with traces of This genus differs from Tirynthia God- minute, ill-defined whitish spots in interspaces man in having the stigma-like area of black 2 to 6, some or all of which may be absent. scales on the primaries of the male, in the Top of head, palpi, collar and shoulder covers in bright fulvous with some black hairs, tegulae secondaries being less rounded, the thorax and abdomen duller fulvous. Beneath spined middle tibiae, in the one pair of palpi and pectus bright fulvous, thorax with dul- spurs on the hind tibiae. ler fulvous hairs, abdomen pale brownish with a dark central line. Antennae black above, the Tirynthoides eclates, new species club narrowly barred with fulvous; beneath spotted with fulvous, the club bright fulvous. Figure 3 FEMALE.-Differs from the male on the MALE (UPPER SIDE).-Purplish brown. Pri- primaries in having no spot in the cell, the spot maries with three small, elongate subapical spots, 2 AMERICAN MUSEUM NOVITATES [No. 1064 the middle one basad of the other two, two Tirynthoides pulchres, new species elongate cellular spots joined together in the center or at the base, three discal spots in inter- Figure 6 spaces 1, 2 and 3, the one in interspace 2 the MALE (UPPER SIDE).-Brown with a slight larger, the one in interspace 1 much the smaller, purplish reflection. Primaries, costal margin, all are white semihyaline. Some dark fulvous- base of wings and inner margin with fulvous brown hairs in the basal area and below vein brown scales. Three elongate subapical spots, 1 along the inner margin. Fringes at anal angle two spots in the cell near the apex, the upper paler, above concolorous. The stigma-like elongate, the lower sub-ovate, a transverse bar in patch of black scales described under the genus. interspace 2 under the base of interspace 3, a Secondaries with two or three small, yellow small, squarish spot near the base of interspace 3, discal spots. Some fulvous-brown hairs in and all white semi-hyaline. A diffuse brownish- below the cell and along the abdominal fold. white spot in interspace 1, two small ones, one Fringes yellow fulvous. each in interspaces 4 and 5. The stigma as BENEATH.-Primaries with costal margin in described under the genus. Fringes yellowish the apical area from just beyond the cell and below vein 2, above dark. along outer margin grayish brown, the rest dark Secondaries with the cell and beneath it to purplish brown. Spots of the upper side re- the abdominal fold with fulvous-brown hairs, a peated, the small one in interspace 1 extended discal band of small, ill-defined paler spots and outwardly as a whitish area to beyond the spot a similar spot in the cell obscured by the fulvous- in interspace 2. Secondaries: costal marginal brown hairs. Fringes fulvous. area above vein 8 brown, between veins 7 and 8 BENEATH.-Primaries with costal margin as pale brownish with fulvous oversealing, base of far as the subapical spots olive-brown and some cell and basal half of interspace 6 whitish, a fulvus-brown scales; from the apex of the cell to broad discal area of yellow in the lower part of the apex of the wings and narrowly along the which is a large velvety black spot occupying the outer border whitish suffused with grayish base of interspaces 3 and 4, bordered outwardly brown and with a slight violet reflection; all the by two bluish-white spots;- between the veins and rest dark purplish brown. The spots of the immediately below and touching the first black upper side repeated, that of interspace 1 greatly spot is another elongate black spot enclosing a enlarged and white. bluish-white spot in the center. A band of Secondaries. Basal half brown becoming fulvous-brown spots outwardly borders the fulvous brown in the cell, a white spot occupy- yellow area and extends upward to vein 8. A ing the base of interspace 7 and the upper part narrow marginal band of purplish brown, and of the base of the cell, a small white spot in the between this band and the band of fulvous- end of the cell; the outer half of the wings brown spots is a pale grayish-brown area, some- whitish with elongate fulvous-brown spots be- times with fulvous-brown overscaling on the tween the veins; the upper half of the abdominal lowest spot, a large, irregular purplish spot fold whitish, the lower half purplish brown, the extending upward from the anal angle. The outer border with fulvous-brown scales. A abdominal fold yellowish. fine dark line at the base of the fringes, the Top of head brown with greenish reflections; fringes fulvous. color and tegulae dark brown. Beneath palpi, Top of head, palpi, collar and shoulder pectus and thorax yellowish white; abdomen covers fulvous brown; tegulae, thorax and yellowish white with a dark central stripe and abdomen darker fulvous brown. Beneath palpi, each ring edged with yellowish white in the ven- pectus, thorax and abdomen white, the abdomen tral half. Antennae black above, the end of the with pale fulvous scales along the sides. Anten- club and apiculus reddish, beneath spotted with nae black above, the club reddish, beneath a gray, the club yellow or red, the apiculus red. little spotted with pale fulvous, the club pale FEMALE.-Similar to the male, the secondaries fulvous, the apiculus red. a little broader. Fulvous hairing on the upper EXPANSE.-35 mm. side of both wings a little paler and more ex- TYPE MATERIAL.-Holotype male, Um- tensive. The spots of the primaries a little smaller, that in interspace 1 very minute; the bria, Putumayo River, South America. discal spots of the secondaries nearly obscured This species is smaller than the pre- by the fulvous hairing. Under side similar to viously described eclates and very dif- the male, the secondaries paler. marked. The form of the male EXPANSE.-Male 39 to 42 mm.; female 41 ferently mm. genitalia is very similar in the two species. TYPE MATERIAL.-Holotype male, allo- Perimeles massarus, new species South type female, Putumayo River, Figure 4 one Putu- America.