182 J.F. BRANDT. — Conspectus sectionum. 
A. Subgen. Mesonema (sensu strictiori) Br. 
1. Spec. Mesonema macrodactyla Br. (Nov. spec.\ — In Oceano aus- 
trali. 
B. Subgen. Zygodactyla Br. 
1. Spec. Mesonema cœrulescens Br. (Nov. spec.) 
Genus. Æeginnpsis Br. (Nov. gen.) 
1. Spec. Aeginopsis Laurentii Br. (Nov spec.)—In sinu Laurentiano 
maris Bebringi. 
Genus. Polyxenia Eschsch. 
1. Spec. Polyxenia flavobrachia Br. Nov. spec.) — Sub 5 latitudinis 
et 127 longitudinis occidentalis gradu. 
Fam. Menuswz Eschsch. 
Genus. Phacellophora Br. (Nov. gen.) 
1. Spec. Phacellophora kamtschatica Br. (Nov. spec.) —- In litore 
Kamtschatico. 
Genus. Cyanea Peron. . 
3. Spec. Cyanea Portelsii Br. (Nov. spec.) — In Oceanv inter insu- 
lam Sitcham et Unalaschkam. | 
Subgen. Cyaneopsis Br. 
2. Spec. Cyanea (Cyaneopsis) Behringiana Br. (Nov. spec.) — In 
| mari Behringiano. 
Genus. ÆAurelia Per. et Les. Lamk. 
 Subgen. Monocraspedon Br. 
1. Spec. Aurelia colpota Br. (Nov. spec.) — In Oceano austrah. 
2. Spec. Aurelia hyalina Br. (Nov. spec.) — In Oceano pacifico. 
Subgen. Diplocraspedon Br. 
3. Spec. Aurelia limbata Br. (Nov. spec.) — In .Oceano propè Kamt- 
schatcæ oras. 
Genus. Chrysaora Per. et Les. 
1, Spec. Chrysaora fuscescens Br. (Nov. spec.) — In Oceano inter 
insulam Sitcham et insulas Aleuticas. 
2. Spec. Chrysaora melanaster Br. (Nov. spec:) — In sinu Awat- 
schaëensi oræ Kamtschaticæ. 
