324 Capt. P. P. King's South American Hymenoptera. 



Fem. Ater, villosus. Antenna? rufee. Prolhoracls margo angustissimfe albi- 

 cans. Pedes rufi, coxis et basi femorum nigris. Alee ferrugineae, costa 

 a basi usque in stigma rufescente. Squamuhe rufee. Abdominis tegmenta 

 primiim et secundum margine angustissimo albicante. 



Exemplar alteram segmento secundo toto nigro. 



Mas. Antennarum scapus dorso nigro-lineatus, subtfis flavus, clypeus et labrum 

 sulphurei. Thorax et abdomen toti nigri immaculati. 



Ohs. Thorax in hac specie anticfe et postic^ lotundatus, abdominis segmentum 

 primum brevius et hirsuties f^espce faciem simulant. 



This species, which very much resembles a Vespa, was met with in some 

 abundance by Lieut. Graves in Chili. 



*34. OdVNERUS LABIATUS, n. s. 



Abdominis cingulis duobus, margine prothoracis et clypeo flavis ; antennis, pedi- 



bus, alarum cosfd squamuUsque riifis. Mas. 

 Long. corp. 6 lin. Alar. 1 1 lin. 



Mas. Ater, capite et thorace subtiiitfer punctulatis, pube molli nigra obtectis. 

 Antennce mutilatse ; articulus primus qui solus superest rufus. Mandibuhe 

 apice rufte. Cli/peus sulphureus. Prothorax sulphureus, scapulis nigris. 

 Metathorax minfis abrupte truncatus quam sequenti, lineola longitudinali 

 elevata. Pedes rufi, coxis nigris. Aloe ferruginese, costa usque in stigma 

 rufa, dehinc fuscse. Alee posticse ferfe hyalinse. Squamula; ferruginese. 

 Abdomen atrum, segmentis primo et secundo margine flavis, primo pu- 

 bescente reliquis fere nudis. 

 From Port St. Elena. Lieut. Graves took a female, and in that sex the cly- 

 peus is black. 



35. Odynerus humeralis, h. *. 



Abdominis cingulis duobus et strigd prothoracis fiavis ; antennis, ore, pedibus, 

 scapulis, alarum costd squamuUsque rujis. Fem. 



Long. Corp. 9 lin. Alar. 14 lin. 



Ater. Antennce, clypeus, palpi et mandibuhe rufse. Frons atro-lanuginosa. 

 Labium prselongum. Rostrum mandibulare capitis longitudine. Thorax 

 rudfe punctatus, anticfe hispidulus. ScuteUum et latera metathoracis lanu- 



