Mr. Clark' J Obfervallons on the Genus Oejlrm, 2^5 



• The commilTion of errors like tbefe, in a genu3 whofc fpecies 

 fiad been more numerous, might have defied the poflTibility of de- 

 tciilioi), while the patient ir^'cftigator might endeavour to under- 

 ftand them with unavailing labour. 



Nor can I obferve without regret, in this refpedtable work, fuch a 

 diredt abufc of the intention oi Synonyma, which, far from aflifting 

 as auxiliaries to the dcfcription, which they ought always to do, 

 fcrve only to perplex by their perfect difagreement. 



Valiifneri has given in the Italian language a very extenfive 

 account of the CE. Bovis and Ovis, with many curious quotations 

 from the Italian poets and the ancients. Ragionamento intorno 

 air Eftro de Buoi. Opere, torn, i, p. 225. 



Reaumur has alfo been very copious in his account of the CE. Bovh 

 and Ovis, and has given a defcription of the hamorrhoidalis, but 

 appears not to have been acquainted with the CE. Equ'u Hijfolre 

 des InfeStes, torn. iv. p. 503. 



Oestrus. Jnteiinx articulis tribus, ultimo fubglobofo feta 

 anticc inftruiSlo, in foveis duabus frontis de- 

 merfsc. 

 Os apertura fimplex, ncque ullo modo exfertum. 

 ' Palpi duo, biarticulati, apice orbiculares in de- 



preffione oris utrinquc fiti*. 



I, B<ivis. CE. alls immaculatis fufcis, abdominc fafcia atrJ 

 media : apicequc pilis fulvo-flavi?. 

 Fallijmri Opere, torn, k tav. zS. f. 10. Larva i, 2, 

 et fcq. 



* Facies hujus generis mufcarum omnino peculiaris eft, lata, deprefTa, veficulofa, 

 glauca, et antennis In capite alte immcrns. Frons ctiam faciem quadrupedis noonilul 

 fimolat, prjefertim Slmi* ;- hoc in CE. hjnmrrhoidali niaximc ccmfpicuum eft. 



6 . Reaumur, 



