ENTOMOLOGY. 



739 



b. Superior wings with the third submarginal cell 

 petiolated. 



3/;. 2. Camfiestris. 



Amofihila camfiestris. Latreille. 



Inhabits sandy places. 



** Abdomen as long (scarcely longer) as the thorax, 



peduncle short, abrupt. 

 Sfi. 3. Arenaria. 

 Pefisis arenaria. Fabricius. 

 Amofihila arenaria. Latreille. 

 Inhabits sandy ground. 



Genus DXCVlII. Sphex. Linn. Fabr. Cuvier, La- 

 marck, Jurine, Illiger. 



Ichneumon. Geoffroy. 



Apis. Linn. 



Pro-apis. De Geer. 



Pepsis. Fabricius, Spinola. 



Chlorion. Fabricius. 



Antennae inserted about the middle of the face. Max- 

 illae and labrum scarcely longer than the head, and bent 

 towards their extremities. Maxillary palpi with all the 

 joints elongate and obconic. 



Sfi. 1. Flavifiennis. 



Pefisis Jlavifiennis. Fabricius. 



Sfihex Jlavifiennis. Latreille. 



Obs. Pefisis fiennsylvanica, and Maxillosa, with Chlo- 

 rion ichneumoneum of Fabricius, are referable to this 

 genus. 



Genus DXCIX. Pronjeus. Latreille. 



Dryinus. Fabricius. 



Pepsis. Palisot de Beauvois. 



Antennae inserted at the mouth, (at the base of the 

 clypeus?) Maxillary palpi filiform, longer than the labi- 

 al palpi. Maxillae terminated by a lanceolate lobe. Lip 

 with the intermediate division elongate. 



Sfi. 1. JEneus. 



Dryinus aneus. Fabricius. 



Prontsus aneus. Latreille. 



Genus DC. Chlorion. Latr. Fabricius, Panzer. 



Sphex. Christus, Cuvier. 



Pepsis. Illiger. 



Ampulex. Jurine. 



Antennae inserted at the mouth, (at the base of the 

 clypeus ?) Maxillary palpi filiform, longer than the la- 

 bial ones. Maxillx terminated by a short lobe. Lip with 

 the divisions short, as if quadrioblate. 



Sfi. 1. Lobatum. 



Chlorion lobatum. Fabr. Latr. 



Genus DCI. Dolichurus. Latreille. 



Pison. Jurine. 



Pompilus. Spinola. 



Antennae inserted at the mouth, (at the base of the cly- 

 peus ?) Maxillary palpi setaceous, longer than the labial 

 ones. 



Sfi. 1. Ater. 



Pomfiilus cornkulus. Spinola. 



Dolichurus ater. Latreille. 



Family II. Pelofiteida. 



Mandibles without teeth on their internal edges. 



Genus DCII. Podium. Fabricius, Latreille. 



Antennae inserted below the middle of the face. Cly- 

 pues broader than long. Maxillae entirely coriaceous. 

 Palpi nearly of equal length. 



Sfi 1 Ititfifies. 



Podium rujifiis. Fabr. Latr. 



Genus DC11I. Pelop.eus. Latr. Fabr. Panz. Spinola. 



Pepsis. Illiger. 



ScELIFHRON. Klug. 



Sphex. Linn. Cuvier, Lamarck, Jurinev 



Antennae inserted at the middle of the face. Clypeus 

 with nearly equal diameters. Maxillae with their extre- 

 mities partly membranaceous. Maxillary palpi longer 

 than the labial ones. 



8fl. 1. Sfiirifex. 



Sfihex sfiirifex. Linn. 



Pelofixus sfiirifex. Latreille. 



Sfi. 2. Destillatorius. 



Sfihex sfiirifex. Panzer (Faun. Ins. Germ.) 



Pelofiteus destillatorius. Latreille. 



Sfi. 3. Pensilis. 



Pelofieus fiensilis. Latreille. 



Sfi. 4. Tubifex. 



Pelofieus tubifex. Latreille. 



Obs. The above four species are often confounded un- 

 der the title of Sfihex sfiirifex of Linnaeus. 



Tribe VII. Bembeoides. 



Thorax with the first segment transverse, linear. Feet 

 short or moderately long. Labrum entirely exserted, ve- 

 ry large. Ocelli very distinct. Superior wings not fold- 

 ed longitudinally. 



Genus DCIV. Bembex. Fabricius, Olivier, Rossi, 

 Cuvier, Lamarck, Panzer, Jurine, Illiger, Spinola. 



Apis. Linn. Villers, Christus. 



Vespa. Sulzer. 



Laurum elongate triangular. Mandibles simply uni- 

 dentate on their internal edge. Maxillary palpi very 

 short, four jointed. Superior wings with their margin- 

 al and the last submarginal cell almost meeting at thejl' 

 extremity, separated only by a very short angle. 



Sfi. 1. Rostrata. 



Bembex rostrata. Fabricius, Panzer, Latreille-. 



Inhabits Germany. 



Genus DCV. Monedula. Latreille, Panzer. 



Vespa. Linn. De Geer. 

 . Bembex. Olivier, Jurine. 



Stictia. Illiger. 



Labrum elongate-triangular. Mandibles with two or 

 three denticules on their internal edge. Maxillary palpi 

 as long as the maxillae, composed of six joints. Superior 

 wings with the marginal and last submarginal cells 

 divided by a very distint space. 



Sfi. 1. Carolina. 



Bembex Carolina. Fabricius. 



Monedula Carolina. Latreille. 



Genus DCVI. Stizus. Latr. Jurine, Spinol*. 



Bembex. Olivier, Fabricius. 



Crabro. Rossi, Fabricius. 



Laura. Illiger, Fabricius. 



Sphex. Villers. 



Mellinus. Panzer. 



Liris. Fabricius. 



Scolia. Fabricius. 



Labrum short, semicircular. Palpi filiform, maxilla- 

 ry ones longer, six-jointed ; labial ones four-jointed. 



Sfi. 1. liuficomis. 



Laira rujicornis. Fabricius. 



Monedula ruftcornis. Latreille. 



Tribe VIII. Laurides. 



Thorax with the first segment transverse-linear. 

 Feet short or moderately long. Labrum entirely con- 

 cealed, or but very obscure. Eyes elongate, reaching 

 the hinder • margin. Ocelli very distinct. Antennae 

 inserted near the mouth; the first joint obovoid, or in- 

 5 A 2 



