248 THE SCYPHOMEDUS.E OF THE SOUTHERN HEMISPHERE. 



pouch, the side-walls have 4 interradial arched Pkacellae. The 

 two pouch-arms oval and very small ; 4 Pedalia leaf-shaped, two- 

 edged, not symmetrical, about ^ as long as the height of the 

 Umbrella, every one with 2 short gallert-processes. Altogether 

 8 tentacles. 



Size : Breadth of the Umbrella, 40 mm. ; height of Umbrella, 

 60 mm. 



Locality : South Atlantic Ocean. Smith. 



Species. Chiroj>salmus quadrwmanus. L. Agassiz. 



Haeckel, System der Medusen. Seite, 447- 



Chiropsalmus quadrumanus, L. Agassiz, 1862 ; Monogr. Acal. 

 Contrib. IV., p. 174. 



Tamoya quadrumana, Fritz Muller, 1859; Abhandl. Naturf. 

 Ges. Halle, p. 1., Tef. I. 



Umbrella bell-shaped, nearly semi-spherical, together with the 

 suspended velarium scarcely as high as broad. Mouth-tube large, 

 quadrangular pyramidal, split into 4 strong triangular mouth- 

 flaps, higher than the nearly globular gastral pouch, which 

 contains 4 interradial crooked arched rows of Gastral filaments. 

 Two pouch-arms on the umbral-wall of each radial-pouch, near 

 their entrance, very large, fingershaped, simple and more than half 

 as long as the pouch itself. Four Pedalia hand-shaped, not 

 symmetrical, nearly as long as the height of the Umbrella, 

 every one with 10 narrow gallert-processes. Altogether 40 long 

 tentacles. 



Size: Breadth of the Umbrella, 120 mm.; Height of the 

 Umbrella, 130 mm. Ontogenesis unknown. 



Locality : Coast of Brazil, Desterro Island, S. Catharina. Fritz 

 Muller. 



Genus. Cliirodro'pus. Haeckel. 



Chirodropida?, with 8 quadripartite, half feathered pouch-arms 

 on the umbral-wall of the 4 radial-pouches, with 4 hand-shaped 

 Pedalia, which possess numerous tentacles, and with 8 grape-like 

 Gonads. 



