440 



The Upper Devoxiax Deposits of Maryland 



Geoixjgical Range of Upper Devonian Fauna in Maryland, Pennsylvania and New York. — Continued. 



SPECIES 



Maryland 1 



■< 

 t» 

 .J 

 >i 



•z. 

 » 



« 

 3 



s 



Kbw York 



a> 

 1 



s 

 o 



'g 

 « 

 S 



c 

 o 

 •*^ 



1 



o 



C 



S 

 o 



« 



Jennings Formation 



e 

 _o 



s 

 s 



c 

 o 



1 



c 

 _o 



d 



t-t 



o 



OJ 



c 



Portage Formafn 



C 



a 



o 



c 

 E 

 5 



V 



.n 

 1 



s 



c 



V 



Woodmont 

 Member 



u 

 11 



.a 



e 



V 



S 



s 



u 

 a 



Chemung Member 



.= 

 S 



s 



C 

 CO 



Ithaca 

 Member 



CJ 



s 



a; 



c 



c 



3 



Ithaca 

 Fauna 



Area east of Oakland 



CS 



if 

 u 



■< 

 •a 

 c 



3 

 o 



Centr'l 

 N. Y. 



a; 



c 



s. 



3 



.a 



o 



(0 



3 

 .S 

 CJ 



s 

 >. 



.c 



o 



2 



c 



! 



M 



"t- 



<a 



u 



1 



3 



c 



O 



o 

 o 

 ■a 



O 



a; 



1 



o 



"3 



o 



"S 



3 



>, 



o 



13 



CO 



s 



C 



C 

 e4 

 V 

 H 



.S 



cy 



o 



►J 



a; 



« 



e 



o 



jj, 



o 

 o 



o 



►J 



0) 

 Xi 



V 



c 

 o 



■a 



c 



« 



ed 

 a; 



5 



£ 



o 



% 



o 



o 



P. 



a 



CO 



-g 



c 

 o 



•c 

 c 



cfl 



•a 

 c 



0) 



"« 

 ■§ 



c 



p 



•3 

 OJ 

 B 



e 



u 



■o 



c 



3 

 C 



o 

 o 





s 



MOLLUSCOIDEA—BRACHIOPODA.— Cont'd. 



Ohonetes rowei Clarke & Swartz 



Prodiictella lachrj'mosa (Conrad) 



Product ella lachrymosa var.marylandica C.& S. 



Prodiictalla lachrvmosa var 



Produotella speciosa Hall 



Productella hystricula Hall 



Produotella navicelllformis Cl.arke & Swartz... 

 Productus (Marginifera ?) hallanus Walcott. . . 



Dalmanella tioga (Hall) 



Dalmanella carinata (Hall) 



Dalmanella sp 



Rhipidomella vanuxemi (Hall) 



Schizophoria striatiila (Schlotheim) 



? 



n 



« 



'i 





':: 



't 



't 



i 

 't 



* 





§ 



t 

 11 

 + 

 II 



* 



* 



? 



t 



■f 



t 



# 

 « 



« 



* 



* 



« 





« 



t 

 t 



* 



't 

 ■f 



* 



* 

 * 



n 

 n 







* 

 * 



* 

 • 



« 



11 



» 

 * 



1 



« 

 « 



« 

 * 



• 



• 



• 

 • 

 • 



« 



* 

 * 



« 



* 



'# 



* 

 • 



« 



Sehizophoria striatula var. niarylandica 0. & S. 

 Camarotoechia congregata var. parkheadensis 



C^marotop.cliia contracta (Hall) 



C^Smarotoechia contracta (Hall) small variety. . 



(^amarotosohia horsfordi (Hall) 



CamarotfBcliia orbicularis (Hall) 



Camarotoechia eximia (Hall) 



Liorhynchiis mesacostale Hall 



Liorhynchns cf. multicostum Hall 



Liorliyncluis globuliforme (Vanuxem) 



Pugnax pvignus var. altus Calvin 



Oyptonella cf. eudora Hall 



Tropidoleptus carinatus (Conrad) 



.\trypa reticularis (Linnfi) 



Atrypa spinosa Hall 



Atrypa hystrbc Hall 



C!jxtina hamiltoncnsis Hall 



Reticularia l<cvis (Hall) 



Spirifer disjimctus Sowerby 



Spirifer mesastrialis Hall 



Spirifer marcyi var. superstes Clarke & Swartz. 

 Spirifer muoronatus var. postenis Hall & Clarke 



Spirifer (Delthyris) mesacostalis Hall 



Amboccelia iimbonata (Conrad) 



Athyris angelica Hall 



Meristella humilis Clarke & Swartz 



MOLLUSCA— PELECYPODA. 



Grammysia elliptica Hall 



Grammysia subarcuata Hall 



t = abundant, { = common, § = rare, jj = very rare, H = related form, ** = compare. 

 The numbers preceding the names of the fossils refer to the occurrences of these species as shown upon the chart of columnar 

 sections of the Jennings Formation of Maryland (in pocket of this volume). 



