374 HYMENOPTEKA. 



The following species of this section have been described from the male sex only, 

 and are unknown to me : — 



125. Sphaerophthalma andreniformis. 



Mutilla andreniformis, Smith, Cat. Hymen. Ins. iii. p. 55 ( $ ) \ 

 Sph&rophthalma andreniformis, Blake, Trans. Am. Ent. Soc. xiii. p. 223 8 . 



Hab. Mexico 2 , Vera Cruz l . 



126. Sphaerophthalma apicalata. 



Mutilla apicalata, Blake, Trans. Am. Ent. Soc. iii. p. 238 ( $ ) \ 

 Spharophthalma apicalata, Blake, op. cit. xiii. p. 230 2 . 



Hab. Mexico (Sumichrast 1 2 ). 



127. Sphaerophthalma azteca. 



Mutilla azteca, Blake, Trans. Am. Ent. Soc. iii. p. 240 ( <J ) \ 

 Sphaerophthalma azteca, Blake, op. cit. xiii. p. 232 2 . 



Hab. Mexico [Sumichrast 1 2 ). 



128. Sphaerophthalma iztapa. 



Mutilla iztapa, Blake, Trans. Am. Ent. Soc. iii. p. 241 (<J) '. 

 Sphcerophthalma iztapa, Blake, op. cit. xiii. p. 233 2 . 



Hab. Hondukas 1 . 



Blake 2 suspects that this may be the male of S. proserpina. 



129. Sphaerophthalma foxi. 



Sphcerophthalma foxi, Cocker. Ent. News, v. p. 199 (&)\ 

 Hab. Mexico, Juarez in Chihuahua (Cocker ell 1 ). 



The following species are at present of uncertain generic location. S. orizaba was 

 referred by Blake to his genus Photopsis (=Agama, olim, cf. Blake, Trans. Am. Ent. 

 Soc. 1886, p. 179). At present only males are known, but possibly the female may be 

 represented by the apterous genus Chyphotes, Blake (Trans. Am. Ent. Soc. 1886, 

 p. 276). 



Fox (Proc. Calif. Acad. Sci. iv. (2) p. — ) splits up Photopsis, Blake, into two, 

 referring one part to Sphcerophthalma and the other to his own genus Brachycistis ; 

 the latter being distinguished by having the pronotum placed some distance below the 



