BIBLIOGRAPHY OF PALEOZOIC CRUSTACEA. D/ 



Beitrage zur nahern Kenntniss der in meiner 



Lethaea Rossica beschriebenen Illsenus, etc. 



In Bull. Soc. Imp. des Naturalistes Moscou, 1863, No. 4, p. 372. 



Illaenus parkinsonii Eichw., /. oblongatus Eichw., /. laticlavius Eichw., 

 /. wahlenbergii Eichw., /. rudolphii Eichw., /. rossenbergii Eichw., I. cor- 

 nutus Eichw. Actinobolits atavus Eichw. 



Emerson (B. K.) On the geology of Frobisher Bay 

 and Field Bay. 



Appendix 3. Narrative of the second Arctic expedition made by Charles 

 F. Hall, 45th Cong., 3d sess., Senate Doc. 27, Washington, 1879. 



Leperditia alta Conrad, L. canadensia Jones. Primita muta Jones, P, 

 frobisheri n. sp. Beyrichia symmetrica n. sp. Triarthrus beckii Green. 

 Calymene senaria Conrad. Trilobites sp. ? Cyphaspis 1- frobisheri n. sp. 

 Asaphus sp. ? Phacops sp. ? 



Emmons (Ebenezer). Geology of New York. Pt. 2. 

 Comprising the survey of the Second Geological Dis- 

 trict. Albany, 1842. 



Isotelus gigas, fig. 99 (1); Bumastus trenlonensis, fig. 100 (1); Calymene. 



xenaria, fig. 100 (2); Illcenus trentonensis, fig. 100 (3); Oeraurus pleurex- 



anthus, fig. 100 (6); Trinucleus tessellatus, tig. 100 (7); Triarthrus beckii, 

 fig. 110 (1); Trinucleus caractaci, fig. 112 (1). 



The Taconic system, based on observations in 



New York, Massachusetts, Maine, Vermont and Rhode 

 Island. Albany, 1844; 6 pis. and map". 



Atops n. g., A. irilineatus n. sp., tig. 8; Elliplocephala n. g., E. asaphoidcs 

 n. sp. (not Ellipsocephalus Zenker, 1833), fig. 9. 



Agriculture of New York, comprising an ac- 

 count of the classification, composition and distribution 

 of the soils and rocks, etc. Vol. I. Albany, 1846; 21 

 pis. and maps. 



Atops trilineatus, fig. 8; Elliptocephala asaphoides, fig. 9. 



On the identity of the Atops trilineatus and 



the Triarthrus beckii Green, with remarks upon the 

 Elliptocephalus asaphoides. 



In Proc. Am. Assoc. Adv. Sci. First meeting, Philadelphia, 1848, p. 16. 

 Atops trilineatus, Triarthrus beckii, Elliptocephalus asaphoides. 



