BRACHIOPODA. 367 
nished with two short lamella. Distribution, 3 species. Brazil, 
13 fathoms. New Zealand, South Australia. 
Morrisia (anomioides, Scacchi), Davidson. Fig. 155. Shell 
minute, conspicuously punctate; foramen large, encroaching 
equally on both valves; hinge area small, straight; loop not 
reflected, attached to a small forked process in the centre of the 
valye. Animal with sigmoid arms, destitute of spiral termina- 
tions; cirri in pairs. Distribution, 3 species. Mediterranean. 
95 fathoms. (Forbes.) Fossil, 4 species. Chalk—. Europe. 
Fig. 156. Dorsal valve with animal.2 Fig. 157. Dorsal valve. 
Kraussia (rubra), Day. Cape. Fig. 157. K. Lamarckiana, 
Day. Australia. Fig. 156. Shell transversely oblong; hinge- 
line nearly straight; beak truncated, laterally keeled; area 
flat; foramen large, deltidium rudimentary; dorsal valve 
longitudinally impressed, furuished inside with a forked pro- 
cess rising nearly centrally from the septum ; interior often 
strongly tuberculated. The apophysis is sometimes a little 
branched, indicating a tendency towards the form it attains in 
Fig. 158. Animal with rather small oral arms, the spiral lobe 
very diminutive. Distribution, 6 species. South Africa, Sydney, 
New Zealand ; low water to 120 fathoms. 
YY {DNy 
) Dy 4 
a 
Animal. Fig. 158. Dorsal valve. 
? Megerlia (truncata), King, 1850. Pl. XV., Fig. 9. Fig. 
158. Loop trebly attached ; to the hinge-plate by its crura, and 
to the septum by processes from the diverging and reflected 
portions of the loop. Distribution, 3 species. Mediterranean, 
Philippines. These species belong to the same natural group 
with Kraussia. Jossil, 7 species. Chalk—., 
