SERBICOBNIA. 179 



little longer and more gradually acuminate, and in having no yellow margin to the 

 thorax. 



Acmaeodera flavosparsa (p. 22). 



To the locality Mexico, add :— Amula in Guerrero 6000 feet (E. E. Smith). 



Acmaeodera rubronotata (p. 22). 



To the Mexican localities given, add : — Pinos Altos in Chihuahua (Buchan* Hepburn), 

 Tacambaro and Huetamo in Michoacan, Matamoros Izucar and Atlixco in Puebla, 

 Mexico city (Edge), Tepetlapa 3000 feet, Acaguizotla 3500 feet, Chilpancingo 4600 

 feet, and Venta de Zopilote 2500 feet, in Guerrero (E. E. Smith). 



Acmaeodera impluviata (p. 22). 



To the Mexican localities given, add : — Ventanas 2000 feet (Forrer), Acapulco, 

 Venta de Peregrino, Dos Arroyos 1000 feet, R. Papagaio 1200 feet, in Guerrero (H. E. 

 Smith). 



10 (a). Acmaeodera trifasciata. 



Nigra, Ditida, pubescens ; thorace creberrime punctato ; elytris fortiter striato-pimctatis, fasciis tribus sanguineis 



ornatis. 

 Long. 4|-6 lin. 



Eab. Mexico, Acapulco (Edge, E. E. Smith), Dos Arroyos 1000 feet (E. E. Smith). 



The head is densely punctured. The thorax is not broader than the base of the 

 elytra, broadest at the posterior angles, arcuately narrowed anteriorly ; strongly punc- 

 tured on the disc, which is rather deeply triangularly impressed, rugose at the sides, 

 with an impression at the base at a' short distance from the anterior angles. The 

 elytra are long, gradually narrowed posteriorly, a little more rapidly beyond the third 

 red band ; strongly punctured in lines, the interstices scarcely convex (except near the 

 apex), and almost impunctate. The first red band is at the base, extending from one 

 humeral callus to the other ; the second is at the middle, and ascends a little at the 

 suture ; the third is halfway between the middle one and the apex, rectilinear. 



Acmaeodera scalaris (p. 23). 



To the Mexican localities given, add : — Saltillo in Coahuila (Edge), Monclova in 

 Coahuila (Dr. Palmer), Monterey in Nuevo Leon, Villa Lerdo in Durango, Tula in 

 Hidalgo, Huetamo in Michoacan, Matamoros Izucar in Puebla (Edge), Amula 6000 

 feet, Acaguizotla 3500 feet, Chilpancingo 4600 feet, Venta de Zopilote 2800 feet, and 

 Hacienda de la Imagen 4000 feet, in Guerrero (H. E. Smith). 



The markings in this species are fairly constant, but in the series from Guerrero the 



2A2 



