452 WILLIAM K. GREGORY 



Superorder Thoracostraci Swinnerton (Phthintiobrancliii Hay) 

 Order Hemibranchii Copei ' 



Fam. Gasterosteida? 

 " Aulorhynchidae 

 " Aulostomidse 

 " Fistulariidae 

 " Macrorhamphosida& 

 " Centriscidae 

 " Amphisilidae 

 Order Lophobranchii 2 Cuvier 

 Fam. Solenostomidas 

 " Syngnathidae 

 Superorder Acanthopteroidei nom. nov. 

 Order Percesoces (Cope) Gill 



Superfamily Sphyrasnoidea Slarks 

 ■ Fam. Sphyraanidas 

 Superfam. Atherinoidea Starks 

 Fam. Atherinidae 

 " Chiasmodontidas 

 Superfam. Mugiloidea Starks 



Fam. Mugilidae 

 Superfam. Polynemoidea nom. nov* 

 Fam. Polynemidas s 

 Order Anacanthini J. Muller (?) 

 Fam. Macruridaa 

 " Gadidas 

 Order Labryinthici Jordan (?) Inc. Sedis 

 Fam. Osphromenidas 

 " Anabantidae 

 " Ophiocephalidae 

 Order Acanthopterygii (Cuvier) 

 Suborder Berycoidei Jordan (?) 

 Fam. Berycidas 

 " Holocentridas 

 " Monocentridae 

 " Polymixidas 

 Suborder Zeoidei Jordan (?) 

 Fam. Zeidas 



" Amphistiidas 



» Families as given by Boulenger. 



2 For the position of the Pegasidae which are usually placed with this 

 order see p. 505. 



- Placed by Boulenger in this assemblage. 



