A. 



dbd 



FIG. 134. 



A. Phtisica marina, $, x 5. B, Caprella linearis, 9, x7 (Caprellidea). a', antennule ; 

 a", antenna ; abd, vestigial abdomen, with small appendages in A ; lr, branchiae ; gn. 

 gnathopods (second and third thortcic appendages) ; m, brood-pouch ; prp', prp", first and 

 second peraeopods (fourth and fifth thoracic appendages), wanting in B; IV, V, fourth and 

 lifth thoracic somites. (After G. O. Sars.) 



br. 



FIG. 130. 



ParaciiuuiH.-- bmijiis. A, male, dorsal view, x 4. B, maxillipeds. a', antennule ; a", antenna ; 

 Htnl, vi'sti^ial abdomen ; br, branchiae ; gn, gnathopods (second and third thoracic appendages) ; 

 IV, V, fourth and iifth thoracic somites. (After G. O. Sars.) 



227 



