VII 
NAME OF SPECIES 
Depth at which collected 
Lithotrya nicobarica Rhdt. 
Lithotrya pactfica Borrad. 
Lithotrya truncata Quoy & Game 
Tetrachta porosa (Gmel.) 
Tetraclita costata Darwin 
Tetrachita vitiata Darwin . 
Tetrachita coerulescens Spengler . 
Chthamalus stellatus Poli ...... 
Scalpellum Peroni (Gray) . 
Poecilasma fissum Darwin . 
Pyrgoma grande G. B. Soneaiy F jun. 
Balanus arcuatus n. sp. . 
Dichelaspis Tydemani n. sp.. 
Pyrgoma jedani n. sp.. 
Balanus bimae mn. sp...-.. - 
Balanus amaryllis Darwin. 
Balanus amphitrite Darwin 
Scalpellum rostratum Darwin . 
Acasta glans Lamarck . 
Balanus soctalis Hoek . 
Dichelaspis Nierstraszt n. sp. 
Chthamalus intertextus Darwin . 
Balanus auricoma n. sp. 
Dichelaspis Versluysi n. sp.. 
Balanus quinguevittatus Darw. 
Balanus calceolus Ellis . 
Balanus cornutus n. sp. . : 
Balanus guadrivittatus Darwin 
Scalpellum uncus n. sp. 
Balanus ciliatus n. sp. 
Creusia spinulosa Leach var. eines n. var. 
Microlepas diademae n. gen. n. sp.. 
Balanus longirostrum n. sp. 
Balanus hystrix n. sp. 
Poecilasma eburneum Hinds . 
Dichelaspis orthogonia Darwin. 
Acasta conica n. sp. 
Balanus navicula Darwin 
Creusia spinulosa Leach var. (11) Darwin . 
Balanus terebratus Darwin. 
Scalpellum pollicipedordes n. sp. 
Balanus maculatus n. sp. 
Balanus maldivensis Borrad. . 3 
Dichelaspis orthogonia (forma dubia) 
SIBGGA-EXPEDITIE XXXI. 
Reef-exploration. 
Shore-exploration. 
Shore-exploration. 
Reef-exploration. 
Reef-exploration. 
Reef-exploration. 
Reef-exploration. 
Shore-exploration, reef-exploration. 
Coast- or shore-exploration. 
Shore. 
Shore. 
un | 
8—9gI m. 
—45 m. 
as 
to to 
— = 
=~ = 
= a) 
