80 THE LINGULIDZ OF THE QUEENSLAND COAST. 
We desire to acknowledge our indebtedness to Mr. 
H. A. Longman, Director of the Queensland Museum, for 
permission to examine the collection under his care: Dr. 
T. L. Bancroft, Miss M. J. Bancroft and Mr. E. J. Banfield, 
for supplies of brachiopods ; and especially to Mr. Chas. 
Hedley, Assistant Curator of the Australian Museum, 
Sydney, for his kindness in supplying information from 
many sources which were either unknown or inaccessible 
to us, and in forwarding for our examination specimens 
from New Guinea, New Caledonia, ete. The figures on 
plates I and II were drawn by Mr. Hubert Jarvis, Assist- 
ant Entomologist, Brisbane. 
LETTERING AND EXPLANATION OF PLATES. 
Text-figures 1-7, L. bancrofti, fig. 8 L. murphiana. All except text- 
figure 5 are from camera lucida drawings. 
1. L. bancrofti, young specimen 13.5 mm. Jong, stained and viewed 
from ventral aspect as a transparent object. 
2. part of peduncle of specimen shown in fig. 1 (full length 20 mm). 
3. part of celome showing anatomy. 
4. nephrostome and portion of nephridium. 
5. free extremity of pallium of a small adult, to show arrangement of 
pigment (freehand sketch). 
6. deltidium. 
7. T.S. brachium (basal portion) of LZ. bancrofti. 
8. T.S. brachium of L. murphiana. 
Puate 1. L. bancrofti. 
Fig. 1. view of entire adult animal. 
2. dorsal do. do. do, dorsal valve removed. 
3. ventral do. do. do. ventral valve removed. 
4, view of entire adult animal, pallium reflected, to show brachia 
pigmentation of pallium, pallial sinuses, etc. 
Puate 2. L. murphiana. 
Fig. 5. dorsal view of animal, dorsal valve removed. 
6. ventral do do ventral do do. 
REFERENCES TO LETTERING ON TEXT-FIGURES AND PLATES. 
a., anus; a.c., anterior canal of brachium ; 6.c., base of cirrus; b.f., 
brachial fold ; br., brachium ; c., cirrus; c.w., coelomic wall; d., deltidium 
crossed by alternating pale and yellowish-brown bands; d.c., deltidial 
callosities on deltidial ridges ; d./., dorsal portion of “‘ liver” ; d.r., deltidial 
ridge ; e.c., efferent canal of cirrus ; f., fecal] pellet ; g., gonad ; int., intestine ; 
1.i., ‘‘lineated impression’ (of King), marking position of anterior end of 
