4 
Modern Name Old Name English Name Locality 
CONIA 
20 porosa 
porosa 
porous • 
Kurile Islands 
BALANUS 
21 porcatus 
porcata 
ridged 
East Indies 
22 Scoticus 
Scoticus 
Scotch 
Antrim 
23-27 fistulosus 
clavata 
club shaped 
Dublin Bay 
28 rugosus 
rugosa 
rugged 
Devonshire 
29 striatus 
striatus 
striated 
Holland 
30 radiatus 
radiatus 
purple rayed 
Unknown 
31 -39 tintinabulum 
tintinabulum 
bell 
Jamaica 
PENTELASMIS 
40 striatus 
anserifera 
striated 
Dublin Bay 
41 lmvis 
anatifera 
duck 
Howth 
ASPERGILLUM 
SERPULA 
WORM SHELL 
42 agglutinans 
agglutinans 
carrier 
Unknown 
SEPTARIA 
TEREDO 
BORER 
43 arenaria 
gigantea 
great bifurcated 
Island of Ceram 
TEREDO 
44 navalis 
navalis 
ship 
Bottom of ships 
PIIOLAS 
PHOLAS 
PIERCER 
45 dactyloides 
dactylus 
prickley 
Antrim 
4G costata 
costata 
ribbed 
East Indies 
47-48 Candida 
Candida 
white 
Malahide 
49-51 crispata 
crispata 
curled 
Malahide 
52 parvus 
parvus 
little 
England 
53-54 pusillus 
pusillus (in wood) dwarf 
Mediterranean 
