356 
PALEONTOLOGY OF NEW YORK. 
Order Telotremata, Beecher. 
Sub-order Rostracea, Schuchert. 
Family RHYNCHONELLIDM Gray. 
Protorhyncha, Hall, 1893. 
Orthorhynchula, Hall, 1893. 
Rhynchotrema, Hall, 1860. 
Rhynchotreta, Hall, 1879. 
Stenoschisma, Conrad, 1839 
Camarotcechia, Hall, 1893. 
Liorhynchus, Hall, 1860. 
WiLSONiA, (Quenstedt) Kayser, 1871. 
Uncinulus, Bayle, 1878. 
Uncindlina, Bayle, 1878. 
Hypothyris, (McCoy) King, 1850. 
PuGNAX, Hall, 1893. 
Eatonia, Hall, 1857. 
Cyclorhina, Hall, 1893. 
Terebratuloidea, Waagen, 1883. 
Rhynchopora, King, 1856. 
Rhynchonella, Fischer de Waldheim, 
1809. 
Sub-order Ancylobrachia, Gray. 
Family CENTRONELLIBYE. Waagen. 
Rensselaeria, Hall, 1859. 
Beachia, Hall, 1893. 
Newberria, Hall, 1891. 
Centronella, Billings, 1859. 
Oriskania, Hall, 1893. 
Selenella, Hall, 1893. 
Romingerina, Hall, 1893. 
Trigeria, Bayle, 1875. 
(?) Notothyris, Waagen, 1882. 
ScAPHioccELiA, Whitfield, 1891. 
Megalanteris, Suess, 1855. 
(?) Enantiosphen, Whidborne, 1893. 
Family STRINGOCEPHALID^E, Dall. 
Stringocephalus, Defrance, 1827. 
Family TEREBRATVLIBJE, Ball. 
Cryptonella, Hall, 1861. 
Eunella, Hall, 1893. 
Harttina, Hall, 1893, 
Dielasma, King, 1859. 
Epithyris, King. 1850. 
Cran^ena, Hall, 1893. 
Dielasmina, Waagen, 1882. 
Hemiptychina, Waagen, 1882. 
Beecheria, Hall, 1893. 
(?) Cryptacanthia, White and St. John, 
1867. 
