2896 204 a). Hippohosca. 



non altingenles, iiaruin cunspicui. Alula: ovales, dislinctx. 

 Halleres parvi, sub squainulis ciliatis tecli. Pedes horizun- 

 taliter extendendi, tirmi, antici a posterioribus approximatis 

 remoti; oinnes pilusi. Coxs anticae ralids. Tarsi li[>ia du- 

 mIo breviores, robusti, 5-annuIati, articulis 4 anticis brevissi- 

 mis, metalarso arliculo seqventi jeqvali, iillimo (5:tu) magno, 

 ' ungvibus eeqvalibus, valide bidentalis. Color lividus. Mo- 

 tus &r niores: celeriler currit, saepe retrogrediens, invito ro- 

 lat, volatu brevi fiC velocissimo ; abscondita quxrit, tenaciter 

 adhzerens. Iinaglnes parasita; : hoapitium neinpe in Mainma- 

 libus, pra-serliin Eqvis, qiiorum sangvinem sugunt. Vila te- 

 naces. Femina i>u|>ii>ara. Larva in abdomine matris niitri- 

 ta, in pupain niagnam larva ciite indurata obteclain, subcor- 

 ilatam, dicitur abire. Differentia sexus ; mas: ano i>aruin 

 emarginato ; femina : ano magis lobato ; vagina articiilata, 

 brevi retractili. — Ocelloriim defectii, tarsorum iingvibus bi- 

 dentatis, seta antennarum solilaria, alis obtusis &^ habitalio- 

 ne in Mammalibus genus hoc a seqvenlibus prsecipue disting- 

 vitur. 



1. ff. eqvina: biiinnea nilida, Ihorace sculelloque 

 albido-maculalis; pedibus flavo ferrugincis, obscure au- 

 nulalis. (^$. (Long. 3 lin. &, ullra). 



Linn. Fn. Sv. 1921. Syst. Nat. 1767. Edil. 12. pag. 

 1010. \. Hasselqvist It. Palaest. p. 163. Kalm II. Americ. 

 3. p. 406. De Geer Ins. (Holm. 1776). 6. 275. 1. (ubi 

 melamorphosis plene dcscribilur). Tab. 16. f. 1 — 20. Mo- 

 deer in AcL Sociel. Golhoburg. 1785. 3. p. 31. J?. Fabr. 

 Ent. Syst. 4. 415. 1. Anll. 337. 2. Panz. Fn. Germ. 7. 

 23. Schrank Ins. Austr. p. 493. 1007. Rossi Fn. Etr. 1807. 

 p. 508. 1591. Latr. Gcn. Ins. 4. p. 363. Fall. Hicmalo- 

 myzid. 14. I. c^$. Meig. Dipt. 6. 228. 1. T. 63. L 15— 

 20. Dahlb. Skandinav. Insekler. 315. 214. — Hippoho- 



