580 
bulletin of the bureau of fisheries. 
Planocera inquilina Wheeler. 
Wheeler, 1894a, p. 195-201 (sp. nov.); Verrill, 
1893. P- 534- 
Wheeler writes: “ In all I have opened about 100 
adult specimens of Sycotypus [ Busycon canali- 
culatum], and in the branchial chamber of 
nearly every individual from one to six of the 
Planocerae were found. ” 
Planocera nebulosa Girard. 
Verrill and Smith, 1873, p. 632, 325; Verrill, 
1892b, p. 472. 
Woods Hole, in 1886, under stones near low- 
water mark; not common; most specimens 
immature. Sometimes found living in the 
burrows occupied by Cerebratulus lacteus . — 
Coe. 
Imogine oculifera Girard. 
Verrill 1892b, p. 475. 
Quisset Harbor, September 4, 1882, on sandy 
bottom in 4 or 5 fathoms of water. 
Family Leptoplanid^E. 
Leptoplana variabilis (Girard). 
Verrill, 1892b, p. 480. 
Vineyard Sound, off Cuttyhunk, on telegraph 
cable. 
Trigonoporus folium Verrill. 
Verrill and Smith, 1873, p. 632, 487 ( Leptoplana 
folium , sp. nov.); Verrill, 1892b, p. 487. 
Off Buzzards Bay, in 25 fathoms; off Gay Head, 
in 18 fathoms; outer rocky shores, creeping 
on the under surface of stones. 
Discocelis mutabilis Verrill. 
Verrill, 1892b, p. 493. 
Young specimens, believed to belong to this 
species, taken at Woods Hole in the tow net. 
Family Euryleptid-E. 
Eurylepta maculosa Verrill. 
Verrill, 1892b, p. 495 (sp. nov.). 
Woods Hole, on piles, July 14, 1881; in mud, 
August 2, 1882; Naushon Id., at low-water 
mark, among algae, August 20, 1887. 
Family Prothiostomid^. 
Prothiostomum gracile Girard. 
Verrill, 1892b, p. 496. 
Woods Hole, July 25, 1886. 
Family Bdellourid^E. 
Ddelloura Candida Girard. 
Verrill and Smith, 1873, p. 634, 460; Verrill, 1892 
b, p. 499; Wheeler, 1894. 
Very common on the gill plates and on the legs of 
Limulus polyphemus. 
Egg capsules often found in considerable num- 
bers on gills of host. Eggs laid throughout the 
summer and as late as October. — Verrill. 
Bdelloura propinqua Wheeler. 
Wheeler, 1894; Verrill, 1895, P- 534- 
Found on the basal portions of the gill lamellae of 
Limulus polyphemus. 
Eggs laid in elongated capsules, attached by 
stalks to the host. — W. C. Curtis, MS. 
Synccelidium pellucidum Wheeler. 
Wheeler, 1894, p. 167-194 (sp. nov.); Verrill, 
1895. P- 534- 
Occurs on the gills of Limulus polyphemus. 
Elongated egg capsules are deposited during the 
summer upon the gill lamellae of the host, near 
their edge. — Wheeler, Curtis. 
Family Planariid^E. 
Procerodes warrenii (Girard). 
Verrill and Smith, 1873, p. 633 ( Fovia Warrenii 
and Planaria grisea)\ Verrill, 1892b, p. 504 
( Fovia affinis ); Wilhemi, 1908, p. 4. 
Specimens believed to be of this species found 
by Verrill at Woods Hole, among eelgrass. 
“Woods Hole and neighborhood . . . sum- 
mer, 1907.” — Wilhelmi. 
Procerodes whea^landi Girard. 
Verrill and Smith, 1873, p. 633; Verrill, 1892 
b, p. 506 ( Procerodes ulvce); Wilhelmi, 1908, p. 3. 
Newport, Woods Hole; “found near low-wa4er 
mark under stones, and in tide pools, among 
algae.” — Verrill. Cuttyhunk, Newport, Buz- 
zards Bay. — Wilhelmi. 
Family Convolutid/E. 
Aphanostoma diversicolor Oersted. 
Verrill, 1892 b, p. 509; Graff, 1911, p. 326. 
Newport, July 29, 1880, among algae at low-water 
mark. — Verrill. Fairly common on Ulva in 
Eel Pond and Little Harbor. — Graff. 
Aphanostoma aurantiacum Verrill. 
Verrill, 1892b, p. 309 (sp. nov.). 
Newport, July 29, 1880, among algae at low-water 
mark (only provisionally referred to this 
genus). 
