XII, D, 5 Cocker ell: Carpenter Bees 349 



Mesotrichia trifasciata (Gribodo), 1891. 



Female, 21 to 22 millimeters long. Mindanao. Very close 

 to M. nigroplagiata, but head densely gray-haired. The first 

 abdominal segment is densely yellow-haired. 



Mesotrichia vachali (Perez), 1901. 



Male from Palawan. Very near to M. confusa; the yellow 

 hair of thorax tinted with red ; on abdomen the tint is olivaceous, 

 becoming dusky from the admixture of black hairs. This also 

 is related to M. euchlora. 



Subgenus Platynopoda Westwood 



Mesotrichia latipes (Drury), 1773. 



Negros, Cuernos Mountains (Baker) , 1 female. 



Mesotrichia latipes basiloptera subsp. nov. 



Female. — Length, about 28 millimeters; anterior wing, 28; 

 wings very dark, splendid deep purple, the basal half with some 

 bluish green tints. Scape broadened at end; lateral frontal 

 basins extending above lateral ocelli. 



Palawan, Puerto Princesa (Baker, 6298). 



Mesotrichia tenuiscapa (Westwood), 1840. 



Differs by the simple scape of antennae, not distinctly enlarged 

 at end. It occurs in India, and I have not seen Philippine 

 specimens. 



