12 



Acrotreta, Kutorga. Siphonotrctcv. 1848. 



Verb. K. Min. Ges. St. Petersb. fiir 1847, p. 2G0,275, t. vii, f. 7 a-c. 

 First sp. A suhconica, Kut. 1. c. (Sil.). Taken as type by Davidson, 185G, 

 p. 241, pi. xiv, f. 19-23. 



ActiBBoeoncBiiiis, M'Coy. Spiriferidce. 1844. 



Garb. Foss. of Ireland, p. 149. Sole es. cited, p. 150, pi. 21, f. 6, A. 

 paradoxus, M'Coy, 1. c. Woodward, Man. p. 224, f. 134. {=:Athyris, 

 M'Coy ; Davidson, 1856, not of 1853.) 



Adhjeu'eaataa, Reeve. BracMopoda. 1841. 



Concb. Syst. i, p. 174. Tribe Brach. cont. Orhicula, Crania, Thecidca. 

 (Not Adharentia, De Haan, 1825.) 



^BiigDBBa, Koch. Conchifera. 1845. 



Mart. Cbemu. Concbyl. Cab. b, Lief 50, Bd. vii. (Recent.) Type Tellina 

 (Fuigrnatictt, Cbemn. 1. c. Genus acepbal. male ref. Pfeiffer, Zeitscbrift 

 fiir Mai. 1846, p. 175 ; ad Bracb, 



iEqBBivaSves, Latreille. Lyopomata. 1825. 



Fani. Nat. R^gne An. Fam. Bracb. cont. L'mgnla. ( = ASquivalvia, 

 Bertb.) 



^qasivalvia, Berth. Lyopomata. 1827. 



Latreille, Fam. Nat. Germ. Ed. p. 208. Fam. prima, ordine Peduu- 

 culato, cont. Lingula. (Cf. JEquivalves.) 



AgMllaasia, King. Terebratididw. 1871. 



Ann. Mag. Nat. Hist. ser. iv, t. vii, Feb. p. 109, pi. xi, f. 1-8. (Re- 

 cent.) Type A. Davidsonii, King, 1. c. p. 111. ( = Terehraiulina, D'Orb.) 



AiaaW©trciiaa, Rafinesque. [Incertce sedis.) 1831. 



Moil. Biv. Shells Obio, p. 8. No ex. cited; diagnosis insufficient. 



AfiaaMyta-eaBaa, Agassiz. 1847. 



Nom. Zool. Index, p. 45. ( = Amblotrema, Raf. corrig.) 



ABia]l>ocoelia, Hall. Spiriferidce. 1860, 



13tb Regent's Rep. p. 71. Type Oriliis umhonafa, Conr. Jouru. Aoad. 

 Nat. Sci. Pbil. viii, p. 264, t. xiv, f. 4, 1842. Hall, 1. c. f. 1-6. {^Mar- 

 Unia, M'Coy.) 



ABSiBjocoaiia, Qaeustedt. 1871. 



Petref. Deutscblands, ii, p. 714 ; lapsns. (= AmbocoeUa, Hall.) 



AiBipSaicliaaa, Laube. Strophomcnidw. 1865. 



Fauna Scbicbt. St. Cassians, 2te Abtb. p. 28, pi. xiii, f. 9 a-d. Type 

 Producta duhia, Munster sp. (Beitr. iv, p. 68, t. vi, f. 24), 1. c. 



ABBapIiBgeiBia, Hall. Pentameridcc. 1 867. 



Not. Pal. N. York, vol. iv, p. 103. (Mar.) Pal. N. York, iv, p. 374, 383, 

 pi. 59. Type Pentamerus elongatus, Vanuxem, (Rep. 3d Distr. N. York, 

 p. 132, 1842) ; Hall, 1. c. (Devonian.) 



AiBastB'opEaia, Hall. Fentameridw. 1867. 



Not. Pal. N. York, vol. iv, p. 163. Extra copies, Mar. 1867, p. 19. Pal. 

 N. York, vol. iv, p. 374. Type Pentamerus Verneuili, Hall, 1. c. Name 

 proposed for Braclujmerus, Sbaler (g. v.), preoccupied by Dej. in Co^eop- 

 leva, 1834. 



