762 



ARTHROPOBA 



PHYLUM VII 



■ f u^ AU are blind aud inhabit only the deep sea The fossil 

 on all live pairs of e^. /;" *'^; ^.^^ j,, ^^allow water and probably poBsessed 



Fio. 1476. 

 /w.von. rrojdn'iuus (Schlotli.)- Lithographie Stone ; Solenliofen , Bavaria. I/o. 



Desmarest (Fig. 1476), of whicli finely preserved specimens are foimd in tlie Upper 



Jurassic Solenhofen Stone, ranges from tlie Lias (perliaps the Trias) to tlie Neocomian. 



The Scyllaridea, which are distingiüshed, among other characters, by liavmg the 



Fic. 1477. 

 Mecochiras lojuiivMum (tichloüi.). Lithographie Stone ; Eiehstädt, Bavaria. 1/2- 



tirst pair of legs imperfectly chelate, include the Spiny Lobsters {Falinuridae) 

 and their allies, The earlier forms should probably all be referred to the 

 extinct family Glyphaeidae, of which, the first representatives occur in the Trias. 

 Pemphix von Meyer (Fig. 1478) occurs in the Muschelkalk. Lithogaster and 

 Glyphnea von Meyer (Fig. 1479) ränge froni Trias to Cretaceous. Pseudoglyphaea 



