KONGL. SV. VET. AKADEMIENS HANDLINGAR. BAND. 22. N:0 7. 



129 



Genus 4. HYPERIA, LATREILLE, 1823. 



Di;ign. Caput magnum, plus miuusve globosum. Perceon leve, epimeris distinctis instructum. Pedes 

 percri primi paris plus minusve subcheliformes, pedes secundi paris subcheliformes vel 

 cheliformes, carpus dilatatus; carpus primi paris vix productus, vel minus quam carpus se- 

 cundi paris productus, processus carpi concavus, in forma m ligulaa redactus. Carpus pe- 

 dum tertii ac quarti parium non dilatatus. Pedes parium trium ultimorum longitudine 

 subaequales, duobus prascedentibus non longiores, vel paullo solum loagiores. Pedes uri 

 plus minusve lati. 



The head, is large, more or less globular. The percnon is smooth, with distinct epimerals. 

 The first pair of perceopoda are more or less subcheliform, the second pair are subcheliform 

 or cheliform; the carpus is dilated; the carpus of the first pair is not produced, or less pro- 

 duced than that of the second pair, the carpal process is concavated, spoon-shaped. The 

 carpus of the third and fourth pairs is not dilated. The last three pairs are subequal in 

 length, not longer than the two next preceding pairs, or only a little longer. The uropoda 

 are more or less broad. 



Syil. 1818. Phronhna, P. A. LATREILLE. 



1823. Hyperia, 



K. Sv. Vet. Ak. Hanfll. Baud. 22. N;o 



wCrustaces, Arachnides et Insec- 

 tes». Tableau encyclopedique 

 et methodique des trois regnes 

 de la nature. 24 me partie, 

 p. 6, pi. 328, tig. 17—19. 

 »Malacostraces», par A. G. Des- 

 marest. Dictionnaire des 

 Sciences naturelles. Tome 

 28 me , p. 347. 



1825. Families naturelles du Regne 

 Animal, p. 289. 



1825. Considerations generales sur la 

 classe des Crustaces, par A. 

 G. Desmarest, p. 258. 



1825. »Uroptere». Encyclopedic Me- 

 thodique. Tome 10 me , p. 770. 



1825. »Hyperie». Dictionnaire clas- 

 sique d'Histoire naturelle. 

 Tome 8 me , p. 466. 



1829. Le Regne Animal , par 



G.Cuvier. Tome4 me , p. 117. 



1830. o'Extrait de Recherches pour 

 servir a l'Histoire naturelle 

 des Crustaces Amphipodes». 

 Ann. des Sciences naturelles. 

 Tome 20 me , p. 387. 



1831. Cours d'Entomologie, p. 400. 

 F. E. Guerin-Meneville. 1830. Iconographie du Regne Animal 



de G. Cuvier. Crustaces, 

 p. 22. 



17 



F. E. Guerin. 

 J. V. Auuouin. 



P. A. Latreili.e. 

 H. Mii.ne Edwards. 



P. A. Latreille. 



