98 REPORT OF COMMISSIONER OF FISH AND FISHERIES. [392] 
List of species commonly found on piles and timbers of wharves and bridges 
on buoys, bottoms of vessels, and other submerged wood-work. 
ARTICULATA. 
Insects. 
Page. Page. 
Chironomus oceanicus..... 379; Molanna, sp....-..-....... 379 
Crustacea. 
Page. Page 
Panopeus Sayi......-..--- 382, Jeera copiosa..-........-.. 382 
P. depressus...-....-.---- 382| Tanais fillum .............. 381 © 
Hyale littoralis...-.......- 315) Balanus eburneus ......... 381 
Gammarus ornatus......-. 382| B. crenatus............-.- 381 
Melita nitida.............- 382| B. balanoides .........-... 381 
Amphithoé compta.....-.. 382| B. tintinabulum.... ...-.. 381 
Corophium cylindricum.... 382} Lepas anserifera.......... 382 
Caprella, sp........--.-.-- 316; L. anatifera..........-.-.. 382 
Limnoria lignorum...-.... 379| L. pectinata.......---.... 382 
Idotea irrorata.........--. 316| Conchoderma virgata...... 382 
I. phosphorea........-...- 316| C. aurita......2---2.-.... 382 
Annelids. 
Page. Page. 
Lepidonotus squamatus.... 320} Nicolea simplex........... 382 
Harmothoé imbricata... ... 321| Leprea rubra............. 382 
Hulalia, sp..-......-.----- 349| Polycirrus eximius........ 382 
Eumidia, sp.........---.-- 349| Potamilla oculifera........ 382 
Podarke obscara.......... 382; Sabella micropthalma...... 382 
Autolytus cornutus...-..-.. 397| Euchone, sp......-.--.--- 416 
Nereis limbata...........- 382! Serpula dianthus.......... 322 
Sabellaria vulgaris........ 321| Spirorbis spirillum........ 23 
Nemerteans. 
Page. Page. 
Polinia glutinoga...-...... 382| Cerebratulus, (?) sp......-. 382 
Nemertes socialis...... -- 9324 
MOLLUSCA. 
Gastropods. 
Page. Page. 
Bela plicata.............. 383 | Astyris lunata............ 383 
Urosalpinx cinerea........ 383| Anachis avara..........-. 383 
Tritia trivittata........... 383; Littorinella minuta........ 383 
Ilyanassa obsoleta..... ... 383 Rissoa aculens............ 383 
