— 564 — 



Tetrabraneliia Blainv. contin. 



Etym. TsaoaQa, quatuor; ^Qayy^ia^ branchiae. 

 Altera subclassis Acephalaeorum (cui subjunguntur 



Tetrabranchia nuda, i. e Tunicata.) 

 Familiae: Osfracea, Anomiae, Subostracea, Mytila- 

 cea , Arcacea , Lymnacea , Cardiacea , Tellinacea, 

 Pholadacea, Tubulacea. 

 = Lamellibranchiata Blainv. 



Tetrabranehia (male Tetrabranchiata) Owen 1832. 

 Mem. on the Pearly Nautilus. * et 18.38. Trans. 

 Zool. Soc. vol. IL part. 2. * Cf. Ann. sc. nat. 

 XXVIIL p. 146. 

 Secundus ordo Cephalopodum. Familiae: Nautilidae, 

 Ammonitidae. 



Pariter Geinitz 1845. Grundr. d. Verst. p. 272. 

 Desh. 1845. Lamck. cd. 2a XL p. 232. — fami- 



liae: Nautilacea, Ammonea. 

 KiNG 1844. Ann. and Mag. Nat. Hist. vol. XIV. * 

 Synon. Siphonoidea De Haan. 

 Siphonifera D'Orb. 1838. 

 Tetrabranchiata Owen. Gein. Desh. 

 Tentaculifera D'Orb. 



Tetrabrancliiata Owen. Gein. Desh. vid. praec. 



Tetraeera (male Tetracerata) Blainv. 1824. Dict. sc. 



nat. tom. 32. p. 275. et 1825. Mal. p. 484. 

 Etym. TEGoaQa, quatuor; xeQas, cornu. **) Tetra- 



cera Sow. jun. 1839. Man. p. 106. 

 Prior fam. Polybranchiorum. Genera: Glaucus, La- 



niogerus, Tergipes, Cavolina, Eolida. 



Tetraeera Mekke vid. H e I i c e a. 

 Tetracerata Blainv. vid. Tetracera BL 



54) Tetracera Vahl geiius Ranunculacearum. 



Tetracera Linn. genus Dilleniacearum 1737. 

 Tetracera Latr, (1806.) sectio Crustaceorum. 



