158 AMPIIIPOD.V KOUM.VLTA. 



''Hah. Drodj^od in ;50 fiiflionis, on a slielly bottom, off Low Duck 

 Island." — >Stinipsi,ii. 



This species closely leseinbles L. articuloi^d. The only differences 

 Rcem to bo tho small coxud, the length of the dactylos of the first 

 pair of gnathopoda, and tho coloiu- of the American species. 



4. Leucothoe denticulata. 



Leucotlioe denticulata, Coda, liettd. dclla lieale Accachntla ilcUe Sclenze 

 di NapuK, 18.53, p. 177. 



" Superior antenna) five times as long as the inferior. First pair of 

 gnathopoda having the cai-j)us slender, the digitiform pi'ocess 

 equalling in length that of the propodos ; dactylos slender, half 

 the length of the propodos. Second pan- of g-nathopoda having 

 the propodos broad; palm oblicpie, armed anteriorly with five 

 denticulations ; dactylos strongly arcuate. 



" Length 4 lines. 



''Hah. Coast of Naples."— Costo. 



5. Leucothoe Parthenopaea. 



Leucothoe Partlienopasa, A. Costa, Cat. del Crost. Ital, p. 24, 1851. 



The Rev. Mr. Hope, in his Catalogue, gives the name only of this 

 species : found at Naples. 



47. PARDALISCA. 



Pardalisca, Kroyer, TidsJa: iv. p. 153, 1842. 



Cephalon rather stout, subtumid. Coxte of small dimensions. 

 Antennee slender ; superior pair furnished AAdth a secondary 

 appendage ; peduncle of the inferior pair as long again as the 

 peduncle of the superior. Gnathopoda uniform, having the carpi 

 largely developed and produced, so as to antagonize with the daetyla; 

 propoda scarcely broader than the daetyla ; daetyla ovate, and 

 aiTued with many marginal spines* (like first pair of gnathopoda 

 in Leucotlwe'l, S. B.). First two pairs of pereioi)oda having sub- 

 lamuaar daetyla, posteriorly armed with strongf spines. Three 

 posterior pairs of pereiopoda long, feeble ; basa narrow. Three 

 anterior pairs of pleopoda formed for swimming ; three posterior 

 pairs for leaping " (styliform '?). — Kroyer. 



* " Pedes primi secimcliqne paris ea sunt conformatione, ut quartiis eorum arti- 

 culus manum efHcere videatur, qiuntus sextusque juncti imguem qiiodanimoclo 

 pra'stent ; ita tamen, ut sextus fonnam monstret ovalem, niultisque arniatus sit 

 aculeis marginalibus." — Kroyer, I. c. 



t "Posticc subtiliter serratulo." — Krot/er, I.e. 



