376 SYSTEMATIC TABLE. 



Subfamily ECHINANTHIDAE, A. AGA8S. 



Clypeaster Lamk. Echinanthus Beets. 



Clypeaster subdepressus Agass., 306. Echinanthus rosaceus Gray, 811. 



Family SCUTELLIDAE. Agass. 



Ecliinarachnius Leske. Encope Agass. 



Echinarachniti3 parma Gray, S16. Em-o/n anarginata Agass., 325. 



Melhta Klein. Encope Micbelini Agass., 329. 



,1/r llila sex/oris A. Agass., 320. 



Mellita teatudinata Ki. . 322. 



Suborder PETALOSTICHA, Haeckel. 



Family CASSIDULIDAE, Agass. 

 Subfamily ECHINONIDAE, Agass. 



Echinoneus Van Phel., 332. 



Echinoneus semilunaris Lamk., 333. 



Subfamily NUCLEOLIDAE, AGA88. 



Echinolampas Gray. Rhynchopygus DOrbig. 



Echinolampas depressa Gray, 335. Rhynchopygus caribaearum Lt'TK., 343. 



Neolampas A. Agass. 



Neolampas rostellata A. Agass., 340. 



Family SPATANGIDAE, Agass. 



Subfamily ANANCHYTIDAE, Alb. Gras. 



Pourtalesia A. Agass. Homolampas A. Agass. 



Pourtalesia miranda A. Agass., 345. Homolampas fragilit A. Agass., 348. 



Subfamily SPATANGINA, Gray. 



Echinocardium Gray. 



Echinocardium cordatum Gray, 349. 

 Echinocardium Jlavescens A. Agass., 351. 

 Echinocardium penuatifidum Norm., 351. 



Subfamily BRISSLNA, Gray. 



Agassizia Val. Metalia Gray. 



Agasaizia excentrica A. Agass., 353. Metalia pecloralis A. Agass., 361. 



Brissopsis Agass. Schizaster Agass. 



Brissopsis lyrifera Agass., 354. Schizaster fragilis Agass., 363. 



Brissus Klein. Moira A. Agass. 



Brissus unicolor Klein, 357. Moira atropos A. Agass., 365. 



Meoma Gray. 



Meoma ventricosa Lutk., 358. 



