Macrostomum ophiocephalum
Steinböck 1931 (citation)
mouth opening where anterior part broadest
intestine with distinct diverticula, thus animal must have well-developed dorsoventral muscles
(cf Steinböck 1927,pp 554-6)
no eyes -- known otherwise in Macrostomum spp. only from M. lineare Uljanin, see Graff 1913: 54 (citation)
stylet short, thick, tubiform, somewhat bent at distal end
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