DE. T. DAVIDSON ON EECENT BEACHIOPODA. 231 



Classification of the Becent Brachiopoda. 

 ARTHEOPOMATA, Owen=CLISTENTERATA, King. 



Family TEREBRATULIDiE. 



Subfamily Terebratulin.5;, Dall, 1870. 



I. Genus LiothyriSj Douville, 1879. 



Liothyris vitrea, Born, sp., 1778. 



Terebratula vitrea, var. minor, Philippi, 1836, = uffinis, Calcara, 1845. 

 L. vitrea, var. Davidsoni, Adams, 1867. 

 L. arctica, Friele, sp., 1877. 

 L. uva, Broderip, sp., 1835. 

 L. Moseleyi, Davidson, 1878. 



L. spfiemidea, Pbilippi, sp., 1844, = T. Cvbensis, Pourtales, 1871. 

 L. Barttetti, Dall, sp., 1882. 

 L. suhquadruta, Jeffreys, sp., 1868-70. 

 L. Wyvillii, Davidson, 1878. 



Uticertain Species. 

 Liothyris cernica, Crosse, sp., 1873. 

 L. Dalli, Davidson, 1878. 



II. Subgenus Terebratulina, d'Orbigny, 1847. 



Terebratuihm caput-serpentis, Linne, sp., 1767, = A.pubescens, Linne ; aurita, Fleming ; costata, Lowe ; 

 retusa, Linne; emaryinata and quadrata, Risso, = var. mediterranea, Jeffreys, 1878 ; Chemnitzii, Kiister ; 

 spatula, Menke ; Gervillei, Wood. 



Terebratulina caput-serpentis, var. unguiculatu, Carpenter, 1865. 



T. cailleti, Crosse, 1865. 



T. septentrionalis, Couthouy, 1838 or 1839. 



T. Wyvillii, Davidson, 1878. 



T. Crossii, Davidson, 1882. 



T.japonica, Sowerby, sp., 1846. 



T. radiata, Reeve, 1860. 



T. cancellata, Kocb, sp., 1843. 



T. [Agulhasia) Davidsoni, King, 1871. 



Uncertain Specie!:. 

 Terebratulina Cuniingi, Davidson, 1852. 



T. abyssicola, Adams & Reeve, sp., 1850. 



T. ? incerta, Davidson, 1878. 



T. Murrayi, Davidson, 1878. 



T. tuberata, Jeffreys, sp., 1868-70. 



T. trigonia, Jeffreys, sp., 1878. 



III. Genus Waldheimia, King, 1850. 



Waldheimia Jlavescens, Lamarck, sp., 1819, = australis, Quoy, = incurva, Gray. 



W.venosa, Solander, sp., \7S<^,= globosa, Lamarck; dilatata, Lamarck, = exiinia, Pbilippi, = Gaudl- 

 chaudi, Blainville, = Fontaineana, d'Orbigny ; physema, Valenciennes, 'MS., fide Reeve. 



SECOND SERIES. — ZOOLOGY, VOL. IV. 31 



