SUPER-ORDER V MALACOSTRACA 663 
and Upper Jura. Palinwrina and Cancrinus, Minster, occur in the Lithographic 
Fic. 1387. 

Mecochirus longimanus, Schloth. sp. Lithographic Slates; Eichstadt, Bavaria. 1/s. 














Slates. Palinurus, Miinst., and Linuparus, Gray, 
range from the Upper Cretaceous to Recent. 
(4) The family Scyllaridae (with the genera 
Podocrates, Becks, and Eurycarpus, Schliiter, from 
the Upper Cretaceous; Seyllarus, Fabr., ranging 
from the latter to Recent; and the Eocene genera 
Archaeocarabus, M‘Coy, and Scyllaridia, Bell) differs 
from the Palinuridae in having a depressed carapace 
and lamellate antennae. 
(5) The Glypherdae contain but one recent genus, 
Araeosternus, de Man, from Sumatra, but have a large 
series of fossil forms. The family resembles the 
Palinuridae in structure of appendages, but in all 



Fia. 1389. 
Glyphaea tenuis, Opp. Lithographic Slates; 
Fia. 1388 Hichstadt, Bavaria. A, Side-view, Uy By Rostral 
c 4 region enlarged. a, a’, First and second pairs of 
Pemphix Sueurti, Desm. Muschelkalk; Crailsheim, antennae; 0, Eye; s, Antennal scale; st, Base of 
Wiirtemberg. 1/4. second pair of antennae. 
