738 Proceedings of Royal Society of Edinburgh. [sess. 
A Report on the Medusae found in the Firth of Clyde 
(1901-1902). By Edward T. Browne, B.A., Zoological 
Research Laboratory, University College, London. Com- 
municated, by Sir John Murray, K.C.B., F.R.S. 
(MS. received April 26, 1905. Read June 5, 1905.) 
CONTENTS. 
PAGE 
Introduction . . . 739 
List of Medusae previously recorded for the Clyde . . 740 
Medusa and their Hydroids 741 
Medusa; as “Inhabitants” of or “Visitors” to the Clyde . 742 
Comparison of the Hydromedusa; of the Clyde with those 
found in Valencia Harbour and at Plymouth . . .743 
The Scarceness of Hydromedusa; during 1901-2 in the 
Clyde 743 
The Seasonal Changes in the Medusoid Fauna .... 744 
Limit of the Area for the Investigations of 1902 . . . 745 
The Surface Temperature of the Sea during 1902 . . . 746 
The Shape and Mesh of the Tow-nets 747 
HYDROMEDUSiE. 
Anthomedusa;. 
Leptomedusa:. 
Corymorpha nutans . 
. 748 
Dipleurosoma typicum 
761 
Cytceandra areolata . 
748 
Irene pellucida 
761 
Ectopleura dumortieri 
. 748 
Melicertidium odocostatum 
762 
Euphysa aurata 
. 749 
Melicertum and Melicertidium , 
Gemmaria implexa . 
. 750 
revision of species 
764 
Hippocrene pyramidata . 
. 751 
Mitrocomella yolydiademata 
767 
Hybocodon prolifer . 
. 752 
Obelia dichotoma (reared in a 
Ear sabellarum 
. 753 
bell -jar) .... 
769 
Lizzia blondina 
. 753 
Obelia lucifera 
770 
Margelis britannica . 
. 754 
Obelia nigra . ' . 
770 
Margellium odopundatum 
. 755 
Odorchis gegenbauri 
771 
Perigonimus . 
. 761 
Phialidium buskianum . 
771 
Podocoryne carnea . 
. 755 
Phialidium cymbaloideum 
771 
Sarsia eximia (reared in a bell-jar) 756 
Phialidium temporarium 
772 
Sarsia gemmifera . 
. 75 7 
Saphenia mirabilis . 
773 
Sarsia tubulosa 
. 758 
Tiaropsis multicirrata 
773 
Thamnitis, nov. sp. ? 
. 758 
Tiara pileata . 
. 760 
SCYPHOMEDUSiE. 
Lucernaria guadricornis . 
. 774 
j Aurelia aurita 
775 
Depastrum cyathiforme . 
. 774 
Rhizostoma octopus . 
776 
Cyanea capillata 
. 775 
1 
References to Literature 776 
Tables I., II. . • . . . . . . following 778 
