MUSEUM OF COMPARATIVE ZOOLOGY. 3 



Order ARTHROPOMATA Owen. 



** Syn. = Arthropomata Owen, Enc. Brit. Ed., VIII, XV, Art. Mollusca, p. 336, 

 1858. 

 = Brachiopodes, valves articule'es Deshayes, An. s. Vert. Ed , II, VII, p. 



309, 1836. 

 = PaUiobranchiata, testa cardine inslructa Van der Hceven, Handb. der 



Zool., p. 092, 1850 * 

 = Apygia Bronx, Klass. Ordn. Thierr., Ill, 1 Abth. p. 301, 1862. 

 = Articulata Huxley, Lect. Class. 1864. Intr. Class. Anim., p. 116, 1869. 

 >- -< Ancylobrachia ■+■ Cryptobrachia + Sclerobrachia + Sarcicobrachia Gray, 



Ann. Mag. Nat. Hist., II, pp. 435-438, 1848. 

 =~ -= Brachiopodes brachide's + B. cirride's D'Orbigny, Cours Ele'm. Pal., II, 

 p. 82, 1849. 

 >- Pedunculata Latreille, Fam. Nat. Reg. An., p. 196, 1825. 



Characters. Intestine ending in a closed sac. Lobes of the mantle 

 united posteriorly. Valves articulated by teeth and sockets. 



Family TEREBRATULIDiE. 



Tcrebratulidce Dall, Am. Journ. Conch., VI, p. 101, 1870. 

 ( Thecid'ddoz exclus. ) 



Subfamily TEREBRATULINiE Dall. 

 Terebratulinai Dall, 1. c. p. 101, 1870. 



Genus TEREBRATULA Auct. ex Llhwyd. 



Terebratula Lliiwyd, Litli. Britt. Ichn., 1699. Lam. Prodrome, 1799. Dall 



Am. Jour. Conch., VI, p. 101, 1870. 

 Type T. perovalis Sowekby, Lamarck. T. maxillata, Sowerby. 



Terebratula cubensis Pourtales. 



Terebratula cubensis Pourtales, Bull. Mus. Comp. Zool., I, No. 7, p. 109, 1867. 



Dall, Am. Jour. Conch., Vol. VI, pp. 105, 166, 1870. 

 Terebratula vitrea, var. Davidson, Mon. Ital. Tert. Brach., I, p. 9, 1870 ; also 



Jeffreys, in litt. (not of Born). 

 Florida reefs, May, 1868, in 100 - 200 fathoms, rarer toward the east end of the 



reefs. Coast of Cuba near Havana, in 270 fathoms. Pourtales, U. S. 



Coast Survey. 

 In upholding the specific distinctness of this species, which is withou; 

 doubt closely allied to T. vitrea, I regret that I am obliged to differ from 



* I have adopted in the synonymy the very excellent system of notation proposed by 

 Bronn and Strickland. This, or some similar system, is absolutely necessary for the 

 comprehension of intricate synonymy. It is a matter of surprise that it has not been 

 more generally adopted and made use of. The single asterisks denote references which 

 I have not been able to verify by actual examination in person. 



