25 

 Davicl§onidaB^ Kiug. Arthropomata. 18«iO. 



Ferru. Foss. p. 81. Fam. Brach. cont. Davidsonia. Davidson, 1853, p. 

 51. (Mel. Davidsoniidce.) 



Deltliiridaea, Gray. TerebratuUdce. 1 848. 



Ann. Mag. Nat. Hist. ii. p. 438; lapsu8(«= Delfhyridea, M'Coy). 



DeltliyridaB, Phillips. Arthropomata. 1841. 



Pal. Foss. Cornwall and Devon, p. 54. Fam. Brach. cotit. Orlhix, Siyirifcr, 

 Strigocephalus, Pentamerus, Cleiothyris. 



Deltliyriclae, Queustedt. Arthropomata. 1871. 



Petref. Deutschl. ii, p. 27. Mesopygia, sect, ii, cont. subsect. a and b. 

 a. b. 



Delthyridacea, F. Braun. Arthropomata. 1840. 



Verz. Bayr. Petref. p. 44. Fam. Brach. cont. Spirifer, Orihis. 



Delthyridea, M'Coy. Arthropomata. 1844. 



Carb. Foss. Ireland, p. 130, f. 27. No ex. cited, but an unrecognizable 

 generic figure given. {Gtniis incm-t.) 



Deilhyridea, King. Terebratulidw. I80O. 



Perm. Foss. p. 141. Type Terel)ratida pectiniformis, Schlotheim, Queust. 

 Handb. Petref. p. 463, t. 37, f. 14. (= Trigonosemus, Kon.) 



« 



Delthyras, Dalman. Spiriferidcc. 1838. 



Kongl. Vet. Acad. Haudl. f. 1827, pp. 93,99. First sp. 1. c. p. 120, t. iii, 

 f. 3, D. elevata, Dalm. a Silurian sp. of Spin/cr, teste. Dav. '^oiDtUhy- 

 ris Mke. or von Buch. (= Spirifer, Sow.) 



Delthyris, Menke. TerebratuUdce. 1 8S0. 



Syn. Mus. Meukeanum, ed. ii. p. 96, as of Dalnian, but types not con- 

 generic. Ist spec. Terebratella dorsata, Lam. sp. Rve. Conch. Icon, v, f. 21 

 a-d. Not Delthyris, Dalm. (— Terebratella, D'Orb.) 



Deltliyris, von Buch. Arthropomata. 1837, 



Ueber Delthyris, p. 4. Genus a medley of forms belonging to various 

 groups. Not Delthyris, Dalm. 



Deltyryilaea, Davidson. TerebratuUda: 1 8«56. 



lutr. in synonymy of Trigonosemus, p. 126; lapsus (= Delthyridea, 

 M'Coy). 



DicelloBBBHS, Hall. Lyopomata. 1871. 



23d Regent'^ Eep. p. 246, pi. 13, f. 6-9, 1873. (Extras Mar. 1871, fide 

 Hall.) Types D. crassa, Hall, 1. c. = OboleUa sp. Kll. and Obolellaf po- 

 nta, Hall, 16th Peg. Rep. p. 133, pi. vi, f. 17-21. Jan. 1864. (Cf. 

 Schmidtia, Volb. 1869.) 



Diclipsites, Eafluesque. {Xncerice scdis.) 1831. 



Mon. Biv. Shells Ohio, p. 8. No ex. cited. Gen. incert. 



