P.KKDE : FAUNAL, STUDIES, II. 179 



However, the fossils from the latter place are given in a sepa- 

 rate list. The thickness of these shales on the Kansas river 

 and Mill creek are from 111 to 118 feet. Grouping the Mill 

 creek and the Manhattan equivalents, we have the fossils of this 

 horizon as follows : 



Fusulina secalica (Say). 



Lophophyllum profundum( Milne-Edwards and Haime)Foerste. 



( 'ha tetes ? sp. 



Crinoid stems and plates. 



Archseocidaris sp. 



Archseocidaris sp. 



Dichotrypa subramosa Rogers, MSS. 



Fistulipora nodulifera Meek. 



Rhombopora U pidodendroides Meek. 



Septopora biserialis (Swallow) Foerste. 



Ambocaiia planoconvexa (Shumard) Hall and Clarke. 



Chonetes glaber Geinit'z. 



Chonetes granulifer Owen. 



Crania modesta White ? 



Derby a crassa (Meek and Hayden) Waagen. 



Dielasma bovidens (Morton) White. 



Enteletes hemiplicata (Hall) Hall and Clarke. 



Hustedia mormoni (Marcou) Hall and Clarke. 



Lingula umbonata Cox. 



Meekella striatico statu (Cox) White and St. John. 



Orbiculoidea manhattanensis (Meek and Hayden) Hall and 

 Clarke. 



Productus cor a d' Orbigny. 



Productus longispinus Sowerby. 



Productus nebraskensis Owen. 



Productus semireticulatus (Martin) d' Orbigny. 



Productus symmetricus McChesney. 



Pugnax utah (Marcou) Hall and Clarke. 



Rhipidomella pecosi (Marcou) Hall and Clarke. 



Seminula argentia (Shepard) Hall and Clarke. 



Spirifer cameratus Morton. 



Spiriferina cristata (Schlotheim) Dawson. 



Allorisma subcuneatum Meek and Hayden. 



Aviculopecten occidentalis (Swallow) Meek and Hayden. 



Xuculana bellistriata attcnuata Meek var. 



