424 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 



MOLOIDEA. 



Gymnodontes without a pelvis or ribs, with the caudal region aborted 

 and the body truncated behind, and with the jaws destitute of median 

 sutures. 



MOLIDiE. 



SYNONYMS AS FAMILY NAMES. 



=MoliB, lianzani, Novi Coniin. Acad. Scient. Bouoii., v. 3, tab. after p. 81, 1837. 

 ^Ortbrayoriscidie, Bonaparte, Nuovi Annali delle Sci. Nat., v. 2, p. 131, 1838; v. 4, p. 



187, 1840. 

 =Orthagoriscida:', MacLeaij, Journ. Asiat. Soc. Bengal, v. — , p. — , 1841. 

 <Troisieme famille [des Plectognathes], Dareste, Ann. Sc. Nat. (3), v. 14, p. ISiS, 1850. 

 <^Ceplialid*, Adams, Manual Nat. Hist., p. 95, 1854. 

 =EllipsomGs, JloUard, Anuales des Sci.Nat. (4), v. 13, p. 46, 1860. 

 =Oithagoriscoidei, BUeker, Enum. Sp. Pisciiim Archip. Indico, p. xiv, 1859; Atlas Ich. 



des Indes N(3erlaud., v. 5, p. 44, 1865; Nederl. Tijdschr. Dierk., v. 3, p. 16, 1866. 

 =Ortliagoriscid;c, Gill, Arrangement Fam. of Fislies, p. 1, 1872. 

 =Ortliagorisci, Fitzbujer, Sitzungsber. K. Akad. der Wisseuscb. (Wien), v. 67, 1. Abtb., 



p. 48., 1873. 

 <Ortbagoriscid», Jordan 4- Gilbert , Syu. Fisbes N. Am., pp. 852, 864, 1883. 



« 



SYNONYMS AS SUBFAMILY NAMES. 



*> Ortbragoriscini, Bonaparte, Nuovi Annali della Sci. Nat., 1838; v. 4, p. 187,1840. 

 XMolini, Bonaparte, Nuovi Annali della Sci. Nat., 1838; v. 4, p. 187,1840. 

 <^Cepbalina^, Swainson, Nat. Hist. Class. Fislies, etc., v. 2, pp. 195, 329, 1839. 

 XMolini, Bonaparte, Cat. Metod. Pesci Europei,p. 87, v. 1, p. 199, 1846. 

 ^Ortbragoriscini, Bonaparte, Cat. Metod. Pesci Europei, p. 87, v. 1, p. 199; 184G. 

 =Ortbagoriscina% Gill, Cat. Fisbes East Coast N. A., p. 57, 1861. 

 <Molina, Gilnther, Cat. Fisbes Brit. Mus., v. 8, pp. 269, 317, 1870. 



Moloidea with a moderately compressed oblong body (longer than 

 high), with a posterior margin<il or caudal fin intervening between the 

 dorsal and anal and with corresponding interspinal bones (at least 4 or 

 5 above and 8 or 9 below in the adult) connected with the posterior sur- 

 faces of the neural and haemal spines of the last complete (typically IGth) 

 vertebra. 



There are three well-marked genera of this type. 



MOLA. 



SYNONYMY. 



<^Mola, Ciivier, Tableau El^m. Hist. Nat. Anlmaux, p. 323, 1798. 

 <^Ort-bragoriscus, Bloch, Systenia Ichtbyologiiie, Scbneider ed., p. 510, 1801. 

 <^Cepbalns, Shaw, General Zoology, v. 2, p. 432, 1804. 



X Dii^lancbias, Hafniesqne, Caratt. Ale. Nuov. Gen. e Nuov. Sp. Anim. e Piante della 

 Sicilia, p. 17, 1810. 



* The two subfamilies admitted by Bonaparte in the family " OrtbragoriscidjB " 

 were defined as follows : 



"Orthraf/07-iscini. Sceletuni omnino cartilagineum ; pinn.np cute connnuni tectte." 



" Molini. Sceletuni sub-osseum ; pinnae cute peculiari tect*." 



Molacantlius as well as Mola were referred to the Molini ; Orthragoriscus Bou.(=i?aM- 

 zania Nardo) aloue to the " Ortbragorisciui." 



