14 DESCRIPTIVE CATALOGUE OF THE 



Size. Height of umbrella, 12 mm.; breadth, 6 mm.; stalk, 8 mm. high, 

 and extended 3 mm. thick. 



Locality. East coast of New Zealand : Port Chalmers, Hutton, Lyttleton ; 

 von Lendenfekl. 



Ontogenesis. Macrocystis. 



II. ORDO PEKAMEDUS./E. 



Haeckel, 1879. 



Scyphomedusse with four marginal bodies which contain several eyes, four 

 or twelve tentacles, eight or sixteen marginal flaps. Stomach surrounded by 

 a large ring-shaped sinus, with four structures in the secondary radii. Four 

 pair of frill-shaped gonads. 



Familia PERICOLPIM). 



Haeckel, 1879. 



Margin of umbrella with four tentacles and eight marginal flaps. Festoon 

 canal, with sixteen pouches. 



Genus PERICRYPTA. Haeckel, 1879. 



Four pouches in the primary radii, with four continuous cavities. Four 

 inter-radial tacnials of the basal stomach ; they are high cavities covered along 

 their whole length with two rows of gastral filaments. 



PERICRYPTA GALEA, E. Haeckel. 



Pericrypta galea, E. Haeckel. Das System der Medusen. Seite, 414. 

 Pericrypta galea, R. von Lendenfekl. The Scyphomedusse of the Southern 



Hemisphere. Proceedings of the Linnean Society of New South Wales ; 



volume ix, part 1, page 166. 



Umbrella high, helmet-shaped, 1 J as high as broad, divided into two equally 

 high parts by a circular groove. The four perradial pedalia of the margin of 

 the umbrella only slightly broader than the four inten-adial ones, slightly longer 

 than the eight marginal laps. Four tentacles as long as height of umbrella. 

 Mouth-tuba cubic, with wide pouches with eight long adradial barbs. 



Size. Breadth, 30 mm. ; height, 4 mm. 



Locality. South Pacific Ocean : East coast of Australia, Schnehagen. 



PERICRYPTA CAMPANA, E. Haeckel. 



Pericrypta campana, E. Haeckel. Das System der Medusen. Seite 414. 

 Pericrypta campana, R. v. Lendenfeld. The Scyphomedusa? of the Southern 



Hemisphere. Proceedings of the Linnean Society of New South Wales ; 



volume ix, part 1, page 167. 



