THE COPENITAGE^" MUSEUM AND OTHER SOURCES. 431 



C. Orcheslia Snlensoni, n. sp. 



Parts of tlie first and second giiathopods and of the second perseopod, and tlie whole of tlie third nropod, 

 are more highly magnified than the rest of the figures, whieh are all drawn to the same scale. 



Plate 31. 



A. Talorchestia novcf-hoUandm, n. sp. 



Parts of the first and second gnathopods of both male and female, and of the second peraeopod, and the 

 whole of the telson, are more liighly magnified than the rest of the figures. 



B. Hijale Guktteoe, n. sp. 



The first gnathopod, the third iiropod, and the telson are more liighly magnified, as well as drawn to 

 the same scale as the other figures. 



C. Hijale d'iplodaciyhts, n. sp. 



Parts of the first and second gnathopods of the male, and the second gnathopod of the female, with the 

 whole of the third uropod and the telson, are shown on a higher scale of magnification than that of 

 the figures in general. 



D. Hyale mucruducti/his, n. sp. 



Parts of the two gnathopods and the second and fifth pcrEeopods are more highly magnified than the 

 complete figures of the same limbs. 



Plate 32. 



A. Hijalelhi JVariniiigi, n. sp. 



The antennse, limbs, uropods, and telson are drawn to the same scale, while more highly magnified 

 figures are given of the mouth-organs, of parts of the first and second gnathopods of the male, and 

 second gnathopod of the female, of the tiiird uropod and the telson. pl.seym. 3 shows the side of 

 the third pleon-segment. 



B. Hyalella Mctncrti, n. sp. 



Both gnathopods of both sexes, and the telson and third uropods, are shown on a higher scale of 

 magnification. 



C. Hijult luaroubrce, u. sp. 

 Parts of the two gnathopods, of the second and fifth peraeopods, the second and third uropods, and the 

 telson are more highly magnified, and the apical spines of the sixth joint in the peraeopods are 



sIkjwu on a still higher, or third, scale of inagnification. 



Plate 33. 



A. Allorchesles malleolus, n. sp. 

 Parts of the gnathopods of both sexes, the telson of the male in dorsal view, the third uropod and 

 telson of the female in lateral view, are more highly magnified than the parts represented in the 

 other figures. 



B. Allorchesles comp7-essus Dana. 

 Parts of the first gnathopod of the male, and the first and second gnathopods of the female, are more 



highly magnified. 

 SECOND SERIES. — ZOOLOGY, VOL. VII. 60 



