58 INTRODUCTORY REMARKS. 



APIS. Antennce fractae articulo primo longiort. 



Os dentibus et rostro flexili fracto, sursum-. 



que plicato. 

 Alee planae. 



Abdomen thoraci petiolo brevi adnexum. 

 Aculeus punctorius in abdomine reconditus, 

 Oculi reticulati ovales integri. 



NOMADA. Antennce clavatae vel filiformes arti- 



culis duodeoim. 

 Os dentibus et rostro porrecto vagina car- 



tilaginea cylindrici. 

 Alee planse. 

 Abdomen petiolatum. 



Aculeus punctorius in abdomine reconditus, 

 Oculi reticulati ovales uniti. 



The antennae in both these genera, except in the 

 two first families of Apis, are usually subclavate {q) 

 in one sex, and filiform in the other; those of the 

 male consisting of fourteen joints, including the 

 radicle (r) or minute joint that unites them to the 

 head, and thirteen in the females and neuters. The 

 wings likewise, the petiolus of the abdomen, which 

 is extremely short, the aculeus, and eyes are 

 nearly the same in both genera. The second mem- 

 ber of the deiinition constitutes their essential 



(//) The definition of antennce clavatce, in the Fundamenta 

 Entomologice, is, quae versus apicem sensim incrassat<B, and yet 

 this term is often employed, and even by Linneus himself, for 

 cnlcnnce capitatce. (r) Tab. 1. *. a, fig. 8, a. 



distinction. 



