16 



135 lacustre, Mull. — 33. 



b. brochonianum, Bouvg. 



c. rotundum, Jeff. 



d. ryckholtii, Norm. 



e. minor, hoc. 



Pisidium, Pfr. 



136 amnicum, Mull. — 2g. 



b. striolatum, Moq. 



c. lasviusculum, Moq. 



d. rlavescens, Moq. 



137 fontinale, Drp. — 42. 



b. henslowanum, Shepp. 



c. pulchellum, Jen. 



d. pallidum, Gass. 



e. cinereum, Aid. 



f. sinuatum, Bouvg. 



g. fossariniim, ' Cless.' 



138 pusillum, GmeL—52. 



b. obtusale, L&w. 



c. grandis, L. £. 



d. ventrosum, Mo^. 



e. striatum, J/c^. 



f. umbonatum, Moq. 



g. circulare, C£Z/. 



139 nitidum, Jen. — 24. 



b. splendens, Mo<y. 



c. globosum, W5., 



Melv. 



140 roseum, ' Scholtz \ Jeff. — 



13. 



UNIONID^E. 



Unio, Phil. 



141 tumidus, Phil. — 21. 



b. radiatus, Colb. 



c. minor, Wilcock. 



d. ovalis, Mont. 



e. ponderosus, Pas£. 



f. richensis, Harting, 



g. batavus, Brown non iW/s 



h. arcuatus, Bouch. 



i. rhomboidalis, Sch. 



142 pictorum, L.— 24. 



b. radiatus, J/o^r. 



c. curvirostris, Novm. 



d. latior, 



e. compressus, Jeff. 



f. deshayesii, ' Rssm.\ 



Brown. 



g. rostratus, 4 Kok.\ Brown. 



h. subtilis, Drouet. 

 Subg. Margaritana, Schum. 



143 margaritifer, L. — 16. 



b. sinuatus, Lam. 



c. roissyi, Mich. 



d. minor, Rossm. 



e. olivaceus, Brown. 



f. arcuatus, Brown. 



Anodonta, Cuv. 



144 cygnaea, L. — .41 



b. radiata, Midi. 



c. incrassata, Shepp. 



d. pallida, Jeff. 



e. rostrata, Rossm. 



f. stagnalis, 4 Sby.\ Br. 



g. intermedia, ' Lam.\ Pfr. 



h. avonensis, ' Mont.\ Br. 



i. subrhombea, .Br. 

 k. contorta, Brown. 



1. angulata, H/z7co<;£. 

 m. zellensis, Gmel. 

 n. longirostris, Wilcock. 

 o. constricta, Wilcock. 



