ON THE MARINE ZOOLOGY OF STRANGFORD LOUGH. 109 
' GASTEROPODA. 
Chitonide. Chiton asellus ...... * 1. Pyramidellide.Eulima distorta (var. 
ruber ......e000e T A gracilis) .........00 td. 
Patellide. ~ Patella pellucida hevecs t+ d. Chemnitzia elegantissima { d. 
Acmea virginea...... ¢ J. Odostomia unidentata ... ¢ d. 
Dentaliade. Dentalium entalis... * d. spiralis ........sceeeee t d. 
Calyptreide. Pileopsis Hungaricus td. WNaticide. Natica monilifera ... ¢ d. 
Fissurellide. Fissurella reticulata. } d. nitida....... Bree ae 
Emarginula reticulata t+ 4. Velutinide. Lamellaria perspicua { d. 
Trochide, Trochus eos -t 1. Cancellariade.Trichotropis borealis { d. 
— Montagui...... * 2. Muricide. Nassaincrassata...... * d. 
—— cinerarius ......** 1, Buccinum undatum. * 7. 
tumidus........ * d. Fusus antiquus ...... ¢ 2. 
Littorinide. Rissoa labiosa ...... * d. Trophon muricatus . ¢ d. 
striata ...ecos. * d. elathratus ...... + d. 
>— crenulata ...... t d. Barvicensis ... { d. 
Cerithiade. Cerithium adversum j{ d. Conide. Mangelia linearis ... [ d. 
reticulatum ... * d. costata ......... t d. 
EKulima bilineata...... $ d. purpurea ...... td. 
Pyramidellide.— polita Recension te ts TULA. screcavecepe ture 
Mollusca of Fourth Zone, 18 to 20 fathoms. 
LAMELLIBRANCHIATA. 
Corbulide. Corbula nucleus..,... + 4 Cyprinide. Circe minima......... t d. 
Pandoride. Pandora obtusa...... $2. Cyprina Islandica ... * J. 
Solenide. Solen pellucidus...... + 1. Cardiade. Cardium echinatum. ft d. 
Tellinide. Psammobia tellinella + d. — nodosum ...... t 2. 
Ferroensis...... ¢ d. Mytilide. Modiola modiolus... * d, 
Mactride.. Mactra elliptica...... * d. Crenella decussata.. { 7. 
Veneride. ‘Tapes virginea ...... ¢ d. Arcade. Pectunculus glycimeris * d. 
Venus casina ......... ¢ 2.  Ostreade.  Pecten opercularis... * d. 
fasciata .....00 + d. -—— tigrinus ......... t 1. 
—— OVAta sscseeeeeee * A, VATUUS E10 ooo o' t d. 
GASTEROPODA. 
Dentaliade. Dentalium entalis... * d. Naticide. Natica nitida......... $ 2. 
Fissurellide, Emarginula reticulata d. sordida ......... td. 
Trochide, Trochus cinerarius... * d. Muricide. Nassa incrassata * d. 
Montagui ...... wd: Fusus antiquus ...... t 1. 
—— tumidus......... * 2, Trophon muricatus . ¢ d. 
Littorinide. Rissoa striata......... * d. Conidae. Mangelia attenuata . { d. 
Pyramidellide,Chemnitziaindistinctat d. 
. Mollusca of Fifth Zone, 25 fathoms. 
Solenide. Solen pellucidus ... * 7. Dentaliade. Dentalium entalis... * d. 
Tellinide. Syndosmyaintermedia* J. Turritellide. Turritella communis * 7. 
Veneride, Veuus ovata .........¢ 1. Naticide,  Natica nitida......... les 
Mollusca of Sixth Zone, 26 fathoms. 
Tellinide. Syndosmyaintermedia* 1. Conide. Mangelia linearis ... { d. 
- Along with these a single living specimen of the rare Brissus lyrifer was 
procured. 
. In Strangford Lough 103 species (dead or living) were dredged: 58 Bi- 
valves and 45 Univalves. The locality which produced the lar gest number 
is near the junction of the narrow channel with the wider part of the Lough 
itself, viz. Castle Ward Bay; the general result being— 
Lamellibranchiata, Living 29 nat) —47 
Dead 18 
Gasteropoda ..,... Living 22 ,, } —53 
Dead 31 _,, xe 
100 species.’ 
