VII -THE WRITINGS OF ALPHEUS HYATT. 



Hyatt, Alphkus. [Descriptions of new genera and reniarks on new species of 

 Triassic fossils.] < Eep. Geol. Expl. 40th Parallel, by Clarence King. Vol iv 

 part 1, pp. 107-l^>8j>«;s. Washington, 1877. " ' 



Clydonitidce, n. f . , Hyatt, ] 877 "^^^**' 



* Ooroceras, n. g., Hyatt, 1877 



Clydonites, Hauer 107-108 



C. Icevidorsatus, Hauer, sp., 1860, pi. x, fig. 7 



Trachyceratidce, n.f., Hyatt, 1877 109-110 



tGymnotoceras, n. g., Hyatt, 1877 \ ^^^ 



». ro«e«i/brai(;, Meek, 1877, pi. X, ligs. 9, 9 a ' }^^}^'' 



a. blakei. Gabb.sp., 1864, pi. x, figs. 10, a-c, and pl.'xi, fig8.V6a /ltn« 



Trachyceras, Lnuhe i- - s . » 115-llb 



T. whitneyi, Gabb, ,sp., 1864, pi. xi, tigs. 3, 3 a 



116 

 117-118 



T. judicaricwn, Mojsisovics, 1869, j.I. xi, figs. 1, lo '.'. 



Arcestes, Sueas, 1865 



A. ? perplanus. Meek, 1877, pi. xi, figs. 7, 7 a 



A.gahhi, Meek, 1877, pi. x, flga. 6, 6 a, & ...".'.!!!. 



Physanoidce, Hyatt, 1877 ,f, 



t Acrochordiceras, n. g., Hyatt, 1877 



A. hyatti. Meek, 1877, pi. xi, figs. 5, 5a '.'.''.'.'.'.".'.'..'.! 



§ Eutornoceras, u. g. , Hyatt, 1877 



II Eudiscoceras. u. g., Hyatt, 1877 ^^® 



119-1-u 

 121 



124 

 124 

 125-126 



128 



2. 



Hyat^ ALPHEUS. [Description of the new genus Meekoceras, and remarks on the 

 different species ot the same.] < Contribntions to Invertebrate Paleontology 

 ^'I' ^^T'^^ ""*' S«»^'l^^^''^tern Idaho, by C. A. White. Twelfth Ann. Eep 



of the U S. Geol. and Geogr. Surv. of the Terr., by F. V. Hayden. pp. 112-11« 

 pie. xxxi-xxxii. Washington, 1883. ' 



An author's edition of these contributions was published in 1880. 



Meekoceras, n. g., Hyatt, 1880 Page. 



a. aplanatum, n. s., "White, 1880 ^'^ 



M. muchbaehianum, n. s.. White, 1880 



M. gracilitatis, n. s., White, 1880 .."'.'.'..."..' ^^* 



Arcestes f cirratus, n. s., White, 1880 l.^. 115-116 



117 



Hyatt, Alpheus. [Description of the new genus Enclimatoceras.] < On the 

 NautiloKl genus Enclimatoceras Hyatt, and a description of the type species 

 < On Mesozoic fossils, by C. A. White, Bull. U. S. Geol. Surv. No. 4 Vol ^ pn 

 16-17 of No. 4, or pij. 104-10.5 of vol. i. Washington, 1884. 



Enclimatoceras, n. g., Hyatt, 1884 104-105 



* (cdpus, a helmet ; xepas, a horn. 



tyv/ii-o's, naked ; wItos, back ; xepas, a horn. 



+ a-xpoxopidv, a wart ; ice'pas, a horn. 



§eu (augm. pan.) ; ro/not, sharp; Kipai, a horn. 



II eu (augm. part.) ; S{(tkoi, a quoit ; xipa';, a horn. 



239 



