HAISSEX: THE ISOPODA. 125 



EXPLAXATIOX OF THE PLATES. 



PLATE I. 



1. Eurycope pulchra, n. sp. 



Fig. 1. Female seen from above, X |. Of the antennulas only the two proximal 

 joints, of the antennae only the four proximal joints are drawn ; the 

 thoracic legs omitted, with the exception of the basal joint of the 

 four anterior pairs. 



Fig. 1 a. Female seen from left side, X f- Antenmilse and antennae as in the pre- 

 ceding figure ; the first thoracic leg is drawn, but of the six other 

 pairs only the basal and the major part of the second joint are shown. 



Fig. 16. Eight mandible seen from below, X II. 



Fig. 1 c. Left mandible seen from below, X 11 ; most of the palp omitted; a, cut- 

 ting portion ; b, molar process ; I, lacinia mobilis ; m, muscle (only the 

 basal part) ; p, palp (proximal part). 



Fig. 1 d. Left maxillula seen from below, X 11 ; 1, first joint ; A, lobe of the first 

 joint ; 2, second joint ; 3, third joint ; P, lobe of the third joint. 



Fig. le. Left maxilla seen from below, X 11; 1, first joint ; 2, second joint ; /^ 

 lobe of the second joint ; 3, third joint ; l^, lobes of the third joint. 



Fig. If. Left maxilliped seen from below, X 11 ; 1, first joint, ep. its epipod ; 

 2, second joint; A, its coupling hooks; Z^, lobe of the second joint; 

 7, seTenth joint. 



Fig. 1 g. First thoracic leg, X f . 



Fig. Ih. Tlioracic leg of fifth pair, X | ; the natatory hairs omitted; 1, first joint ; 

 2, second joint ; 7, seventh joint. This and the preceding analytical 

 figures are drawn from parts of a female. 



Fig. 1 i. Abdomen of a male seen from below, X ^ ; a, pleopod of first pair ; 

 b, pleopod of second pair ; c, uropod ; d, anal doors. 



2. Eurycope scabra, n. sp. 



Fig. 2. Female seen from above, X 2. The antennulae completeh* wanting ; of 

 the antennae the four proximal joints, and of the thoracic legs only the 

 basal joint are seen. As to the correctness of the outline of thorax 

 and abdomen, see the description. 



Fig. 2 a. Left mandible seen from below, X ^. 



Fig. 2 b. Left maxillula seen from below, X ^^• 



Fig. 2 c. Left maxilla seen from below, X %*■ 



Fig. 2 d. Left maxilliped seen from below, X ^-• 



VOL. XXXI. NO. 5. 3 



