DESCRIPTION OF PLATE 18. 



Anomocare laeve Angelin. jj ^ u D 



I Dorsal view and side outline of cranidium, X 1.5- From Locality w, Middle Cambrian, fara- 



doxides forchhammeri beds, Andrarum, Sweden. U. S. Nat. Mus., Cat. No. 57592. 

 10. Associated free cheek. f8w.) U. S. Nat. Mus., Cat. No. 57593- 

 ib. Associated pygidium. (8w.) U. S. Nat. Mus., Cat. No. 57594- 

 Anomocare latelimbatum Dames (p. 191). 



> and 20 Dorsal views, natural size, of two type specimens of Dames now in the University Museum 



at Freiburg, Germany. [Fig. 2=fig. 10, plate u; fig. 20 = fig. :6o, plate n. Dames, China, 



Richthofen, vol. IV, 1883.] 

 2b. Dorsal view and side outline of a cranidium. Natural size. From Locality oon, Middle Cambrian, 



Fu-chou series, Liau-tung, Manchuria. U. S. Nat. Mus., Cat. No. 58129. 

 2C Dorsal view of associated pygidium and side outline. Natural size. From Locality 35 n. U.S. 



Nat. Mus., Cat. No. 58130. 

 2d Dorsal and side views of a specimen of cranidium. Natural size. From Locality C a2, Middle 



Cambrian, Kiu-lung group, north-northeast of Sin-t'ai-hien, Shan-tung. U. S. Nat. Mus., 



Cat. No. 58131. 



2. Associated free cheek. (C52.) U. S. Nat. Mus., Cat. No. 58132. 

 Anomocare convexa Walcott (p. 187). 



3. Dorsal shield and side outline. Natural size. U. S. Nat. Mus., Cat. No. 57595. 

 30. Associated pygidium. U. S. Nat. Mus., Cat. No. 57596. 



36. Cephalon with posterior margin restored from fig. 3. U. S. Nat. Mus., Cat. No. 57597. 



3C. Side outline of specimen represented by fig. 36. 



All the specimens represented are from locality 90 x, Middle Cambrian, Conasauga formation, near 



Center, Alabama. 

 Anomocare lisani Walcott (p. 191). 



4. Portions of a cranidium preserving the convexity, X 2. U. S. Nat. Mus., Cat. No. 57579- 

 40. A cranidium flattened in the shale. Natural size. U. S. Nat. Mus., Cat. No. 57580. 

 46. Associated free cheek. Natural size. U. S. Nat. Mus., Cat. No. 58133. 



4<-. Matrix of an associated pygidium. Natural size. U. S. Nat. Mus., Cat. No. 58134. 

 40". Associated pygidium, X 2. U. S. Nat. Mus., Cat. No. 57581. 

 4. Portion of a thoracic segment, X 2. U. S. Nat. Mus., Cat. No. 58135. 



All of the specimens illustrated by figs. 4, 40-6 are from a layer of shale at Locality 35 q, Middle Cam- 

 brian, Fu-chou series, Liau-tung, Manchuria. 

 Anomocare ephori Walcott (p. 190). 



5. Dorsal view of cranidium and side outline, X 2. U. S. Nat. Mus., Cat. No. 57577- 

 50. Broken cranidium. Natural size. U. S. Nat. Mus., Cat. No. 58136. 



5*. Associated pygidium, X 2. U. S. Nat. Mus., Cat. No. 57578. 



The three specimens illustrated are from Locality 35 r, Middle Cambrian, Fu-chou series, Liau-tung, 



Manchuria. 

 Anomocare alcinoe Walcott (p. 187). 



6. Dorsal and side views of type specimen, showing the central parts of the cephalon. Natural size. 



From Locality 057, Middle Cambrian, Kiu-lung group, north of Sin-t'ai-hien, Shan-tung. 

 U. S. Nat. Mus., Cat. No. 58137. 



6.1. Associated free cheek. Natural size. U. S. Nat. Mus., Cat. No. 58138. 



6b. Dorsal and side views of associated pygidium. Natural size. U. S. Nat. Mus., Cat. No. 58139. 

 Anomocare daulis Walcott (p. 189). 



7. Dorsal viewandsideoutlineof typespecimen, showing cephalon, X 1.5. From Locality C 19, Middle 



Cambrian, Ch'ang-hia limestone, Ch'ang-hia, Shan-tung. U. S. Nat. Mus., Cat. No. 58140. 

 70. Fragment of a pygidium associated with the specimen represented by fig. i. U. S. Nat. Mus., 



Cat. No. 58141. 

 Anomocare flava Walcott (p. 190). 



8. Fragmentary specimen of central parts of cephalon, and side outline of same, X 2.5. U. S. Nat. 



Mus., Cat. No. 58143. 



8<z. Associated free cheek, X 2.5. U. S. Nat. Mus., Cat. No. 58144- 

 8b. Fragmentary specimen of central parts of a cephalon associated with specimen represented by fig. 



8, X 1.5. U. S. Nat. Mus., Cat. No. 58145. 



8c. Associated pygidium, X 2. U. S. Nat. Mus., Cat. No. 58146. 

 The four specimens illustrated are from Locality C72, Middle Cambrian, Ki-chou formation, east of 



Fang-lan-chon, Shan-si. 

 Anomocare megalurus (Dames) (p. 192). 



9. Dorsal and side views of small cranidium, X 2. U. S. Nat. Mus., Cat. No. 58147. 



90. Dorsal and side views of portion of a large cranidium, X 1.5. U. S. Nat. Mus., Cat. No. 58148. 



96. Associated free cheek, X 3. U. S. Nat. Mus., Cat. No. 58149. 



<)c. Associated hypostoma, X 4. U. S. Nat. Mus., Cat. No. 58150. 



90". Associated pygidium and side view, X 1.5. U. S. Nat. Mus., Cat. No. 58151. 



The specimens represented by figs. 9, 90-0" are from Locality C 37, Upper Cambrian, Ki-chou limestone, 



south of Ting-hiang-hien, Shan-si. 

 9?. Dorsal view and side outline of a cranidium, X 2. From Locality 35 n, Middle Cambrian, Fu-chou 



series, Liau-tung, Manchuria. U. S. Nat. Mus., Cat. No. 58152. 

 9/. Reproduction of photograph of type specimen of Dames. Natural size. Now in collection of 



University Museum at Freiburg, Germany, and supposed original of fig. 7, plate I, vol. iv, 



Dames, Richthofen, China, 1883. 

 Anomocare ? nereis (Walcott) (p. 193). 



10. Dorsal view and side outline of type specimen, a small cranidium, X 4. From Locality C 69, Middle 



Cambrian, Ki-chou limestone, east of Fang-lan-chon, Shan-si. U.S. Nat. Mus., Cat. No. 58153. 

 Anomocare subquadratum (Dames) (p. 194). 



11. Dorsal view and side outline of a cranidium. Natural size. From Locality 35 n, Middle Cambrian, 



Fu-chou series limestone, Liau-tung, Manchuria. U. S. Nat. Mus., Cat. No. 58155. 



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