list of diptera. 565 



1. Laphystia sabulicola. 



Mas et Fcem. Nigra ; barba omnis abdominisque maculae late- 

 rales albidce ; alee subcinerece. 



Laphystia sabulicola, Loeiv, Linn. Ent. ii. 538. 



South Coast of Asia Minor. 



Genus 9. RHOPALOGASTER. 



Corpus non punctatum. Caput mystace conspicuo. Pro- 

 boscis porrecta. Antenna; triarticulatae, non stylatae, valde elon- 

 gate, insertione solita ; articulus 3us nudus, obtusus. Abdomen 

 petiolatum. Oviductus brevis. Alarum venae cubitalis furca antica 

 simplex. 



Rhopalogaster, Maeq. Hist. Nat. Dipt. i. 279. 

 Laphria, p., Wied. 



1. Rhopalogaster longicornis. 



Mas. Nigra; vibrissa auratce ; antennae elongate ; abdomen gra- 

 cillimum, basi nigrum; alaefuscae. 



Laphria longicornis, Wied. Auss. Ziveifl. i. 519, 35. 

 Rhopalogaster longicornis, Macq. Hist. Nat. Dipt. i. 279, 1. 



Brazil. 



Genus 10. MICHOTAMIA. 



Corpus non punctatum. Caput mystace conspicuo. Proboscis 

 porrecta. Antenna; triarticulatae, mediocres, non stylatae, insertione 

 solita; articulus 3us nudus, obtusus. Abdomen petiolatum. Ovi- 

 ductus brevis. Alarum venae cubitalis furca antica simplex. 



Fore fork of the cubital vein slightly undulating ; hind fork 

 and first externo-medial vein nearly straight, hardly converging 

 towards each other ; second externo-medial almost straight ; third 

 forming a nearly right angle with the praebrachial, joining the 

 fourth at some distance from the border. Subanal joining the anal 

 on the border. Third externo-medial areolet petiolated at the base, 

 and not connected with the pobrachial. 



Michotamia, Macq. Dipt. Exot. i. 2, 72. 



1. Michotamia analis. 



Mas. Nigra; antennae basi testaceae ; abdomen ferrugineum,apice 

 nigrum ; pedes testacei ; aim fusco-jiava. 



Michotamia analis, Macq. Dipt. Exot. i. 2, 72, 1, pi. 6, f. 6. 



Bengal. Java. 



