386 I-IST OF PLATES. 



PLATE XVIII. 

 Sulcator arenarius. 



PLATE XIX. 



Fig. 1. Urothoe Bairdii. Fig. 2. Urothoe marinus. 



PLATE XX. 



Fig. 1. Urothoe brevicornis. — —Fig. 2. Urothoe elegans. 



Fig. 3. Urothoe irrostratiis {after Dana). Fig. 4. Urothoe ros- 



tratus (after Dana). Fig. 5. Liljeborgia pallida. 



PLATE XXI. 



Fig. 1. Phffidra Kinahani. Fig. 2. Phcedra antiqua. Fig. 3. 



Prosoponiscus problematicus {Fossil). 



PLATE XXII. 



Fig. 1. Issea Montagui. Fig. 2. Iphimedia obesa. Fig. 3. 



Iphimedia Eblanae. 



PLATE XXIII. 



Fig. 1. Iphimedia nodosa {after Dana). Fig. 2. Otus carina- 



tus. Fig. 3. Acanthonotus Testudo. Fig. 4. Acanthonotus 



serratus {after Owen). Fig. 5. Brandtia latissima S . Fig. 6. 



Brandtia latissima $ . 



PLATE XXIV. 



Fig. 1. Dexamine spinosa. Fig. 2. Dexamine BlossevilliaTia. 



-Fij?. 3. Dexamine Loughrini. Fig. 4. Dexamine tenuieornis 



(after Ratlike). Fig. 5. Dexamine tricuspis (after Kroyer). 



PLATE XXV. 



Fig. 1. Atylus carinatus. Fig. 2. Atjdus caiinatus -u *. — 



Fig. 3. Atylus carinatus -o. Fig. 4. Atylus Huxleyanus. 



PLATE XXVI. 



Fig. 1. Atylus villosus. Fig. 2. Atylus Swammerdamii. 



Fig. 3. Atylus gibbosus. Fig. 4. Atylus austrinus. Fig. 5. 



Atylus inermis (after Kroyer). Fig. 6. Atylus crenulatus (after 



Kroyer), 



* The mark -u is intended to sj-mbolise a young animal. 



