76 F. A. SMITT 



Depth at 

 Florida, in Other localitiea, as yet known, and annotations. 



fathoms. 



E. Jacotini 13 — 44 f. Spitzbergen — Cape-Horn. Red-Sea. The Floridan variety, Escha- 



rella spathulata, corresponds to the Escharella lamellosa in the 

 North-Atlantic. 



E. Landsborovii 176 f. Spitzbergen — Britain. 



Gen. Hippothoa 



H. Hyndraanni 40 — 70 f. The Floridan variety, Hippothoa porösa, through the pores in the zo- 



oscial wall, a little different from the British form. 



H. spongites : 13 — 35 f. Mediterranean. 



H. Dutertrei 42 f. The Floridan variety, Hippothoa pes anseris, through the form of the 



vibraculum, a little different from the Red-Sea-form of this species. 



H. Isabelleana 17 — 42 f. Rio-Janeiro. To tinite, perhaps, with the Hippothoa secundaria of the 



North Atlantic. 



H. mucronata 29 f. 



H. biaperta 9 — 60 f. Spitzbergen; tertiary fossil. 



H. divergens 120—135 f. 



H. (?) fenestrata 17 f. Pacific. 



Gen. Cellepora 



C. verruculata 42 f. 



C. coronata 26 f. 



C. gigas., . 125 f. 



C. tuberosa 15 — 300 f. Finnmarckia, France, New-Foundland. 



C. avicularis 9 — 111 f. Spitzbergen — Britain, Mediterranean. 



C. margaritacea 15 — 270 f. 



Fam. Escharidae 

 Gen. Lepralia 



L. inornata 26 — 60 f. Tertiary fossil from North-America. 



L. cleidostoma 30 — 120 f. Scarcely to separate from the Lepralia hippopus, the corresponding 



variety at Spitzbergen. 



L. edax 49 f. Britain; tertiary fossil from the coralline crag. 



L. calcarea 49 — 79 f. Scarcely to separate from the preceding. 



L. janthina 13 f. Scarcely to separate from the two preceding forms. 



L. turrita 26—44 f. 



Gen. Eschara 



E. cervicornis 116 — 183 f. The same Lepralian (auctt.) stage of this species is common enough 



at Spitzbergen. 



Gen. Retepora 



R. marsupiata 16 — 262 f. Teneriffa (Busk). Scarcely to separate from the Retepora cellulosa, 



the corresponding variety in the North- and European Atlantic and 

 in the Mediterranean. 



R. reticulata 270 f. Scarcely to separate from the Retepora Beaniana, the corresponding 



variety in the North and European Atlantic and in the Mediterra- 

 nean. 



Gen. Discopora 



D. advena 79—116 f. 



D. pusilla 9 — 60 f. Discopora contigua the corresponding variety in the Arctic region. 



D. albirostris 25 — 35 f. Doubtfully to separate from the Patagonian Discopora mamillata and 



the tertiary fossils Discopora ceratomorpha as well as Discopora 

 (? Cellepora) cucullina (Mich.). 



D. pertusa 35 — 60 f. 



