244 



CHAS. A. BLAKE. 



G2. Mutilla arachnoides, Smith, Cat. Brit. Mus. Hym. Ill, p. 57, 2S1. 



Fcmaic. — Black: densely fiubes cent, that on the head ochraceous. Thorax 

 and legs covered with ochraceous pubescence, the former having a 

 large rounded patch of black on the disc; the abdomen is also cover- 

 ed with ochraceous pubescence, the second segment having a large 

 trilobate black piibescent patch, which extends from the basal to the 

 /^^"N apical margin of the segment; the fifth and sixth segments are 

 (^■■^ covered with black pubescence, the sides being pale. Length 5i 

 lines. 



Hah. — Mexico. 



A very distinct aud well marked species. In the series before me 

 the individuals vary in length from 5 to 6:1 lines. 



f)3. Mutilla formosa, n. sp. 



Female.— lieaA quadrate, slightly wider than the thorax, clothed with dense 

 bright golden pubescence, interspersed with erect hairs of the same color; an- 

 tennjfi piceous, mandibles rufo-piceous, tips black; eyes round, prominent. 

 Thorax short, sub-ovate, finely reticulated, anterior margin fringed with 

 deep golden pubescence, behind which is a lunate patch of brownish-black, 



O apical half clothed with glittering pale golden pile, metathorax round- 

 ly truncate, with a small obtuse black tooth on each side; sides of 

 thorax clothed with silvery pubescence. Legs rufo-piceous, clothed 

 with glittering silvery hairs, intermediate aud posterior tibiae armed 

 with a row of spines, posterior femora with an acute tooth, calcaria pale 

 yellow tipped with brown. Abdomen ovate, apical margin of basal seg- 

 ment clothed with silvery jnibescence, second segment clothed with 

 glittering, pale golden pile, with a round patch of black pubescence at 

 the base, connected with the apical margin, which is of the same color, by a 

 narrow line, third aud fourth segments clothed with pale, the fifth with dark 

 golden pubescence, apex black. Underside closely punctured, thinly clothed 

 with silvery hairs, lateral sutures fringed with silver, ventral segments same 

 as above. Length .3 — oV lines. 



Ilah. — ^Mexico. Prof F. Sumichrast. 



f)4. Mutilla balopilus, n. sp. 



Femulc. — Head quadrate, wider than the thorax, posterior angles subacute, 

 clothed with.dense golden pubescence: antennae rufo-piceous ; eyes round pro- 

 minent. Thorax subovate, closely reticulate, narrowed posteriorly, cloth' 1 

 with golden pubescence, mesothorax with a subcordate black patch on the 

 disc, metathorax abruptly truncate. Legs rufous, thinly clothed with fine, 

 glittering hairs, calcaria pale. Abdomen ovate, second segment thinly clothed 

 with glittering golden pile, on the disc is a round, brown-black spot connect- 

 ij)g with the apical margin, which is black, remaining segments clothed with 

 golden pubescence; ventral segments fringed with pale hairs. 



Ilab. — Mexico. Prof. F. Sumichrast. 



C'. Mutilla Altamira, n. sj). 



Female. — Head rounded, not ns wide as thorax, clothed with bright golden 

 pubescence, intiiopersed with erect hairs; antennae and mandibles black; eyes 

 round, prominent. Thorax short, slightly dilated at middle, closely reticulated, 

 anterior angles acute, mesothorax black, metathorax abruptly truncate, 



